/* **************************************************************************** */
/* FILE:themes/alercremona/javascript/dropdowntabs.js 
/* **************************************************************************** */
//Drop Down Tabs Menu- Author: Dynamic Drive (http://www.dynamicdrive.com)
//Created: May 16th, 07'

var tabdropdown={
	disappeardelay: 200, //set delay in miliseconds before menu disappears onmouseout
	disablemenuclick: false, //when user clicks on a menu item with a drop down menu, disable menu item's link?
	enableiframeshim: 1, //1 or 0, for true or false

	//No need to edit beyond here////////////////////////
	dropmenuobj: null, ie: document.all, firefox: document.getElementById&&!document.all, previousmenuitem:null,
	currentpageurl: window.location.href.replace("http://"+window.location.hostname, "").replace(/^\//, ""), //get current page url (minus hostname, ie: http://www.dynamicdrive.com/)

	getposOffset:function(what, offsettype){
		var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
		var parentEl=what.offsetParent;
			while (parentEl!=null){
				totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
				parentEl=parentEl.offsetParent;
			}
		return totaloffset;
	},

	showhide:function(obj, e, obj2){ //obj refers to drop down menu, obj2 refers to tab menu item mouse is currently over
		if (this.ie || this.firefox)
			this.dropmenuobj.style.left=this.dropmenuobj.style.top="-500px"
		if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover"){
			if (obj2.parentNode.className.indexOf("default")==-1) //if tab isn't a default selected one
				obj2.parentNode.className="selected"
			obj.visibility="visible"
			}
		else if (e.type=="click")
			obj.visibility="hidden"
	},

	iecompattest:function(){
		return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
	},

	clearbrowseredge:function(obj, whichedge){
		var edgeoffset=0
		if (whichedge=="rightedge"){
			var windowedge=this.ie && !window.opera? this.standardbody.scrollLeft+this.standardbody.clientWidth-15 : window.pageXOffset+window.innerWidth-15
			this.dropmenuobj.contentmeasure=this.dropmenuobj.offsetWidth
		if (windowedge-this.dropmenuobj.x < this.dropmenuobj.contentmeasure)  //move menu to the left?
			edgeoffset=this.dropmenuobj.contentmeasure-obj.offsetWidth
		}
		else{
			var topedge=this.ie && !window.opera? this.standardbody.scrollTop : window.pageYOffset
			var windowedge=this.ie && !window.opera? this.standardbody.scrollTop+this.standardbody.clientHeight-15 : window.pageYOffset+window.innerHeight-18
			this.dropmenuobj.contentmeasure=this.dropmenuobj.offsetHeight
			if (windowedge-this.dropmenuobj.y < this.dropmenuobj.contentmeasure){ //move up?
				edgeoffset=this.dropmenuobj.contentmeasure+obj.offsetHeight
				if ((this.dropmenuobj.y-topedge)<this.dropmenuobj.contentmeasure) //up no good either?
					edgeoffset=this.dropmenuobj.y+obj.offsetHeight-topedge
			}
			this.dropmenuobj.firstlink.style.borderTopWidth=(edgeoffset==0)? 0 : "1px" //Add 1px top border to menu if dropping up
		}
		return edgeoffset
	},

	dropit:function(obj, e, dropmenuID){
		if (this.dropmenuobj!=null){ //hide previous menu
			this.dropmenuobj.style.visibility="hidden" //hide menu
			if (this.previousmenuitem!=null && this.previousmenuitem!=obj){
				if (this.previousmenuitem.parentNode.className.indexOf("default")==-1) //If the tab isn't a default selected one
					this.previousmenuitem.parentNode.className=""
			}
		}
		this.clearhidemenu()
		if (this.ie||this.firefox){
			obj.onmouseout=function(){tabdropdown.delayhidemenu(obj)}
			obj.onclick=function(){return !tabdropdown.disablemenuclick} //disable main menu item link onclick?
			this.dropmenuobj=document.getElementById(dropmenuID)
			this.dropmenuobj.onmouseover=function(){tabdropdown.clearhidemenu()}
			this.dropmenuobj.onmouseout=function(e){tabdropdown.dynamichide(e, obj)}
			this.dropmenuobj.onclick=function(){tabdropdown.delayhidemenu(obj)}
			this.showhide(this.dropmenuobj.style, e, obj)
			this.dropmenuobj.x=this.getposOffset(obj, "left")
			this.dropmenuobj.y=this.getposOffset(obj, "top")
			this.dropmenuobj.style.left=this.dropmenuobj.x-this.clearbrowseredge(obj, "rightedge")+"px"
			this.dropmenuobj.style.top=this.dropmenuobj.y-this.clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+1+"px"
			this.previousmenuitem=obj //remember main menu item mouse moved out from (and into current menu item)
			this.positionshim() //call iframe shim function
		}
	},

	contains_firefox:function(a, b) {
		while (b.parentNode)
		if ((b = b.parentNode) == a)
			return true;
		return false;
	},

	dynamichide:function(e, obj2){ //obj2 refers to tab menu item mouse is currently over
		var evtobj=window.event? window.event : e
		if (this.ie&&!this.dropmenuobj.contains(evtobj.toElement))
			this.delayhidemenu(obj2)
		else if (this.firefox&&e.currentTarget!= evtobj.relatedTarget&& !this.contains_firefox(evtobj.currentTarget, evtobj.relatedTarget))
			this.delayhidemenu(obj2)
	},

	delayhidemenu:function(obj2){
		this.delayhide=setTimeout(function(){tabdropdown.dropmenuobj.style.visibility='hidden'; if (obj2.parentNode.className.indexOf('default')==-1) obj2.parentNode.className=''},this.disappeardelay) //hide menu
	},

	clearhidemenu:function(){
		if (this.delayhide!="undefined")
			clearTimeout(this.delayhide)
	},

	positionshim:function(){ //display iframe shim function
		if (this.enableiframeshim && typeof this.shimobject!="undefined"){
			if (this.dropmenuobj.style.visibility=="visible"){
				this.shimobject.style.width=this.dropmenuobj.offsetWidth+"px"
				this.shimobject.style.height=this.dropmenuobj.offsetHeight+"px"
				this.shimobject.style.left=this.dropmenuobj.style.left
				this.shimobject.style.top=this.dropmenuobj.style.top
			}
		this.shimobject.style.display=(this.dropmenuobj.style.visibility=="visible")? "block" : "none"
		}
	},

	hideshim:function(){
		if (this.enableiframeshim && typeof this.shimobject!="undefined")
			this.shimobject.style.display='none'
	},

isSelected:function(menuurl){
	var menuurl=menuurl.replace("http://"+menuurl.hostname, "").replace(/^\//, "")
	return (tabdropdown.currentpageurl==menuurl)
},

	init:function(menuid, dselected){
		this.standardbody=(document.compatMode=="CSS1Compat")? document.documentElement : document.body //create reference to common "body" across doctypes
		var menuitems=document.getElementById(menuid).getElementsByTagName("a")
		for (var i=0; i<menuitems.length; i++){
			if (menuitems[i].getAttribute("rel")){
				var relvalue=menuitems[i].getAttribute("rel")
				document.getElementById(relvalue).firstlink=document.getElementById(relvalue).getElementsByTagName("a")[0]
				menuitems[i].onmouseover=function(e){
					var event=typeof e!="undefined"? e : window.event
					tabdropdown.dropit(this, event, this.getAttribute("rel"))
				}
			}
			if (dselected=="auto" && typeof setalready=="undefined" && this.isSelected(menuitems[i].href)){
				menuitems[i].parentNode.className+=" selected default"
				var setalready=true
			}
			else if (parseInt(dselected)==i)
				menuitems[i].parentNode.className+=" selected default"
		}
	}

}

/* **************************************************************************** */
/* FILE:javascript/ajax/prototype.js 
/* **************************************************************************** */
/*  Prototype JavaScript framework, version 1.6.0.2
 *  (c) 2005-2008 Sam Stephenson
 *
 *  Prototype is freely distributable under the terms of an MIT-style license.
 *  For details, see the Prototype web site: http://www.prototypejs.org/
 *
 *--------------------------------------------------------------------------*/

var Prototype = {
  Version: '1.6.0.2',

  Browser: {
    IE:     !!(window.attachEvent && !window.opera),
    Opera:  !!window.opera,
    WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1,
    Gecko:  navigator.userAgent.indexOf('Gecko') > -1 && navigator.userAgent.indexOf('KHTML') == -1,
    MobileSafari: !!navigator.userAgent.match(/Apple.*Mobile.*Safari/)
  },

  BrowserFeatures: {
    XPath: !!document.evaluate,
    ElementExtensions: !!window.HTMLElement,
    SpecificElementExtensions:
      document.createElement('div').__proto__ &&
      document.createElement('div').__proto__ !==
        document.createElement('form').__proto__
  },

  ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script>',
  JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/,

  emptyFunction: function() { },
  K: function(x) { return x }
};

if (Prototype.Browser.MobileSafari)
  Prototype.BrowserFeatures.SpecificElementExtensions = false;


/* Based on Alex Arnell's inheritance implementation. */
var Class = {
  create: function() {
    var parent = null, properties = $A(arguments);
    if (Object.isFunction(properties[0]))
      parent = properties.shift();

    function klass() {
      this.initialize.apply(this, arguments);
    }

    Object.extend(klass, Class.Methods);
    klass.superclass = parent;
    klass.subclasses = [];

    if (parent) {
      var subclass = function() { };
      subclass.prototype = parent.prototype;
      klass.prototype = new subclass;
      parent.subclasses.push(klass);
    }

    for (var i = 0; i < properties.length; i++)
      klass.addMethods(properties[i]);

    if (!klass.prototype.initialize)
      klass.prototype.initialize = Prototype.emptyFunction;

    klass.prototype.constructor = klass;

    return klass;
  }
};

Class.Methods = {
  addMethods: function(source) {
    var ancestor   = this.superclass && this.superclass.prototype;
    var properties = Object.keys(source);

    if (!Object.keys({ toString: true }).length)
      properties.push("toString", "valueOf");

    for (var i = 0, length = properties.length; i < length; i++) {
      var property = properties[i], value = source[property];
      if (ancestor && Object.isFunction(value) &&
          value.argumentNames().first() == "$super") {
        var method = value, value = Object.extend((function(m) {
          return function() { return ancestor[m].apply(this, arguments) };
        })(property).wrap(method), {
          valueOf:  function() { return method },
          toString: function() { return method.toString() }
        });
      }
      this.prototype[property] = value;
    }

    return this;
  }
};

var Abstract = { };

Object.extend = function(destination, source) {
  for (var property in source)
    destination[property] = source[property];
  return destination;
};

Object.extend(Object, {
  inspect: function(object) {
    try {
      if (Object.isUndefined(object)) return 'undefined';
      if (object === null) return 'null';
      return object.inspect ? object.inspect() : String(object);
    } catch (e) {
      if (e instanceof RangeError) return '...';
      throw e;
    }
  },

  toJSON: function(object) {
    var type = typeof object;
    switch (type) {
      case 'undefined':
      case 'function':
      case 'unknown': return;
      case 'boolean': return object.toString();
    }

    if (object === null) return 'null';
    if (object.toJSON) return object.toJSON();
    if (Object.isElement(object)) return;

    var results = [];
    for (var property in object) {
      var value = Object.toJSON(object[property]);
      if (!Object.isUndefined(value))
        results.push(property.toJSON() + ': ' + value);
    }

    return '{' + results.join(', ') + '}';
  },

  toQueryString: function(object) {
    return $H(object).toQueryString();
  },

  toHTML: function(object) {
    return object && object.toHTML ? object.toHTML() : String.interpret(object);
  },

  keys: function(object) {
    var keys = [];
    for (var property in object)
      keys.push(property);
    return keys;
  },

  values: function(object) {
    var values = [];
    for (var property in object)
      values.push(object[property]);
    return values;
  },

  clone: function(object) {
    return Object.extend({ }, object);
  },

  isElement: function(object) {
    return object && object.nodeType == 1;
  },

  isArray: function(object) {
    return object != null && typeof object == "object" &&
      'splice' in object && 'join' in object;
  },

  isHash: function(object) {
    return object instanceof Hash;
  },

  isFunction: function(object) {
    return typeof object == "function";
  },

  isString: function(object) {
    return typeof object == "string";
  },

  isNumber: function(object) {
    return typeof object == "number";
  },

  isUndefined: function(object) {
    return typeof object == "undefined";
  }
});

Object.extend(Function.prototype, {
  argumentNames: function() {
    var names = this.toString().match(/^[\s\(]*function[^(]*\((.*?)\)/)[1].split(",").invoke("strip");
    return names.length == 1 && !names[0] ? [] : names;
  },

  bind: function() {
    if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this;
    var __method = this, args = $A(arguments), object = args.shift();
    return function() {
      return __method.apply(object, args.concat($A(arguments)));
    }
  },

  bindAsEventListener: function() {
    var __method = this, args = $A(arguments), object = args.shift();
    return function(event) {
      return __method.apply(object, [event || window.event].concat(args));
    }
  },

  curry: function() {
    if (!arguments.length) return this;
    var __method = this, args = $A(arguments);
    return function() {
      return __method.apply(this, args.concat($A(arguments)));
    }
  },

  delay: function() {
    var __method = this, args = $A(arguments), timeout = args.shift() * 1000;
    return window.setTimeout(function() {
      return __method.apply(__method, args);
    }, timeout);
  },

  wrap: function(wrapper) {
    var __method = this;
    return function() {
      return wrapper.apply(this, [__method.bind(this)].concat($A(arguments)));
    }
  },

  methodize: function() {
    if (this._methodized) return this._methodized;
    var __method = this;
    return this._methodized = function() {
      return __method.apply(null, [this].concat($A(arguments)));
    };
  }
});

Function.prototype.defer = Function.prototype.delay.curry(0.01);

Date.prototype.toJSON = function() {
  return '"' + this.getUTCFullYear() + '-' +
    (this.getUTCMonth() + 1).toPaddedString(2) + '-' +
    this.getUTCDate().toPaddedString(2) + 'T' +
    this.getUTCHours().toPaddedString(2) + ':' +
    this.getUTCMinutes().toPaddedString(2) + ':' +
    this.getUTCSeconds().toPaddedString(2) + 'Z"';
};

var Try = {
  these: function() {
    var returnValue;

    for (var i = 0, length = arguments.length; i < length; i++) {
      var lambda = arguments[i];
      try {
        returnValue = lambda();
        break;
      } catch (e) { }
    }

    return returnValue;
  }
};

RegExp.prototype.match = RegExp.prototype.test;

RegExp.escape = function(str) {
  return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
};

/*--------------------------------------------------------------------------*/

var PeriodicalExecuter = Class.create({
  initialize: function(callback, frequency) {
    this.callback = callback;
    this.frequency = frequency;
    this.currentlyExecuting = false;

    this.registerCallback();
  },

  registerCallback: function() {
    this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
  },

  execute: function() {
    this.callback(this);
  },

  stop: function() {
    if (!this.timer) return;
    clearInterval(this.timer);
    this.timer = null;
  },

  onTimerEvent: function() {
    if (!this.currentlyExecuting) {
      try {
        this.currentlyExecuting = true;
        this.execute();
      } finally {
        this.currentlyExecuting = false;
      }
    }
  }
});
Object.extend(String, {
  interpret: function(value) {
    return value == null ? '' : String(value);
  },
  specialChar: {
    '\b': '\\b',
    '\t': '\\t',
    '\n': '\\n',
    '\f': '\\f',
    '\r': '\\r',
    '\\': '\\\\'
  }
});

Object.extend(String.prototype, {
  gsub: function(pattern, replacement) {
    var result = '', source = this, match;
    replacement = arguments.callee.prepareReplacement(replacement);

    while (source.length > 0) {
      if (match = source.match(pattern)) {
        result += source.slice(0, match.index);
        result += String.interpret(replacement(match));
        source  = source.slice(match.index + match[0].length);
      } else {
        result += source, source = '';
      }
    }
    return result;
  },

  sub: function(pattern, replacement, count) {
    replacement = this.gsub.prepareReplacement(replacement);
    count = Object.isUndefined(count) ? 1 : count;

    return this.gsub(pattern, function(match) {
      if (--count < 0) return match[0];
      return replacement(match);
    });
  },

  scan: function(pattern, iterator) {
    this.gsub(pattern, iterator);
    return String(this);
  },

  truncate: function(length, truncation) {
    length = length || 30;
    truncation = Object.isUndefined(truncation) ? '...' : truncation;
    return this.length > length ?
      this.slice(0, length - truncation.length) + truncation : String(this);
  },

  strip: function() {
    return this.replace(/^\s+/, '').replace(/\s+$/, '');
  },

  stripTags: function() {
    return this.replace(/<\/?[^>]+>/gi, '');
  },

  stripScripts: function() {
    return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
  },

  extractScripts: function() {
    var matchAll = new RegExp(Prototype.ScriptFragment, 'img');
    var matchOne = new RegExp(Prototype.ScriptFragment, 'im');
    return (this.match(matchAll) || []).map(function(scriptTag) {
      return (scriptTag.match(matchOne) || ['', ''])[1];
    });
  },

  evalScripts: function() {
    return this.extractScripts().map(function(script) { return eval(script) });
  },

  escapeHTML: function() {
    var self = arguments.callee;
    self.text.data = this;
    return self.div.innerHTML;
  },

  unescapeHTML: function() {
    var div = new Element('div');
    div.innerHTML = this.stripTags();
    return div.childNodes[0] ? (div.childNodes.length > 1 ?
      $A(div.childNodes).inject('', function(memo, node) { return memo+node.nodeValue }) :
      div.childNodes[0].nodeValue) : '';
  },

  toQueryParams: function(separator) {
    var match = this.strip().match(/([^?#]*)(#.*)?$/);
    if (!match) return { };

    return match[1].split(separator || '&').inject({ }, function(hash, pair) {
      if ((pair = pair.split('='))[0]) {
        var key = decodeURIComponent(pair.shift());
        var value = pair.length > 1 ? pair.join('=') : pair[0];
        if (value != undefined) value = decodeURIComponent(value);

        if (key in hash) {
          if (!Object.isArray(hash[key])) hash[key] = [hash[key]];
          hash[key].push(value);
        }
        else hash[key] = value;
      }
      return hash;
    });
  },

  toArray: function() {
    return this.split('');
  },

  succ: function() {
    return this.slice(0, this.length - 1) +
      String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
  },

  times: function(count) {
    return count < 1 ? '' : new Array(count + 1).join(this);
  },

  camelize: function() {
    var parts = this.split('-'), len = parts.length;
    if (len == 1) return parts[0];

    var camelized = this.charAt(0) == '-'
      ? parts[0].charAt(0).toUpperCase() + parts[0].substring(1)
      : parts[0];

    for (var i = 1; i < len; i++)
      camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1);

    return camelized;
  },

  capitalize: function() {
    return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
  },

  underscore: function() {
    return this.gsub(/::/, '/').gsub(/([A-Z]+)([A-Z][a-z])/,'#{1}_#{2}').gsub(/([a-z\d])([A-Z])/,'#{1}_#{2}').gsub(/-/,'_').toLowerCase();
  },

  dasherize: function() {
    return this.gsub(/_/,'-');
  },

  inspect: function(useDoubleQuotes) {
    var escapedString = this.gsub(/[\x00-\x1f\\]/, function(match) {
      var character = String.specialChar[match[0]];
      return character ? character : '\\u00' + match[0].charCodeAt().toPaddedString(2, 16);
    });
    if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
    return "'" + escapedString.replace(/'/g, '\\\'') + "'";
  },

  toJSON: function() {
    return this.inspect(true);
  },

  unfilterJSON: function(filter) {
    return this.sub(filter || Prototype.JSONFilter, '#{1}');
  },

  isJSON: function() {
    var str = this;
    if (str.blank()) return false;
    str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, '');
    return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str);
  },

  evalJSON: function(sanitize) {
    var json = this.unfilterJSON();
    try {
      if (!sanitize || json.isJSON()) return eval('(' + json + ')');
    } catch (e) { }
    throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
  },

  include: function(pattern) {
    return this.indexOf(pattern) > -1;
  },

  startsWith: function(pattern) {
    return this.indexOf(pattern) === 0;
  },

  endsWith: function(pattern) {
    var d = this.length - pattern.length;
    return d >= 0 && this.lastIndexOf(pattern) === d;
  },

  empty: function() {
    return this == '';
  },

  blank: function() {
    return /^\s*$/.test(this);
  },

  interpolate: function(object, pattern) {
    return new Template(this, pattern).evaluate(object);
  }
});

if (Prototype.Browser.WebKit || Prototype.Browser.IE) Object.extend(String.prototype, {
  escapeHTML: function() {
    return this.replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;');
  },
  unescapeHTML: function() {
    return this.replace(/&amp;/g,'&').replace(/&lt;/g,'<').replace(/&gt;/g,'>');
  }
});

String.prototype.gsub.prepareReplacement = function(replacement) {
  if (Object.isFunction(replacement)) return replacement;
  var template = new Template(replacement);
  return function(match) { return template.evaluate(match) };
};

String.prototype.parseQuery = String.prototype.toQueryParams;

Object.extend(String.prototype.escapeHTML, {
  div:  document.createElement('div'),
  text: document.createTextNode('')
});

with (String.prototype.escapeHTML) div.appendChild(text);

var Template = Class.create({
  initialize: function(template, pattern) {
    this.template = template.toString();
    this.pattern = pattern || Template.Pattern;
  },

  evaluate: function(object) {
    if (Object.isFunction(object.toTemplateReplacements))
      object = object.toTemplateReplacements();

    return this.template.gsub(this.pattern, function(match) {
      if (object == null) return '';

      var before = match[1] || '';
      if (before == '\\') return match[2];

      var ctx = object, expr = match[3];
      var pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
      match = pattern.exec(expr);
      if (match == null) return before;

      while (match != null) {
        var comp = match[1].startsWith('[') ? match[2].gsub('\\\\]', ']') : match[1];
        ctx = ctx[comp];
        if (null == ctx || '' == match[3]) break;
        expr = expr.substring('[' == match[3] ? match[1].length : match[0].length);
        match = pattern.exec(expr);
      }

      return before + String.interpret(ctx);
    });
  }
});
Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;

var $break = { };

var Enumerable = {
  each: function(iterator, context) {
    var index = 0;
    iterator = iterator.bind(context);
    try {
      this._each(function(value) {
        iterator(value, index++);
      });
    } catch (e) {
      if (e != $break) throw e;
    }
    return this;
  },

  eachSlice: function(number, iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var index = -number, slices = [], array = this.toArray();
    while ((index += number) < array.length)
      slices.push(array.slice(index, index+number));
    return slices.collect(iterator, context);
  },

  all: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var result = true;
    this.each(function(value, index) {
      result = result && !!iterator(value, index);
      if (!result) throw $break;
    });
    return result;
  },

  any: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var result = false;
    this.each(function(value, index) {
      if (result = !!iterator(value, index))
        throw $break;
    });
    return result;
  },

  collect: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var results = [];
    this.each(function(value, index) {
      results.push(iterator(value, index));
    });
    return results;
  },

  detect: function(iterator, context) {
    iterator = iterator.bind(context);
    var result;
    this.each(function(value, index) {
      if (iterator(value, index)) {
        result = value;
        throw $break;
      }
    });
    return result;
  },

  findAll: function(iterator, context) {
    iterator = iterator.bind(context);
    var results = [];
    this.each(function(value, index) {
      if (iterator(value, index))
        results.push(value);
    });
    return results;
  },

  grep: function(filter, iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var results = [];

    if (Object.isString(filter))
      filter = new RegExp(filter);

    this.each(function(value, index) {
      if (filter.match(value))
        results.push(iterator(value, index));
    });
    return results;
  },

  include: function(object) {
    if (Object.isFunction(this.indexOf))
      if (this.indexOf(object) != -1) return true;

    var found = false;
    this.each(function(value) {
      if (value == object) {
        found = true;
        throw $break;
      }
    });
    return found;
  },

  inGroupsOf: function(number, fillWith) {
    fillWith = Object.isUndefined(fillWith) ? null : fillWith;
    return this.eachSlice(number, function(slice) {
      while(slice.length < number) slice.push(fillWith);
      return slice;
    });
  },

  inject: function(memo, iterator, context) {
    iterator = iterator.bind(context);
    this.each(function(value, index) {
      memo = iterator(memo, value, index);
    });
    return memo;
  },

  invoke: function(method) {
    var args = $A(arguments).slice(1);
    return this.map(function(value) {
      return value[method].apply(value, args);
    });
  },

  max: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var result;
    this.each(function(value, index) {
      value = iterator(value, index);
      if (result == null || value >= result)
        result = value;
    });
    return result;
  },

  min: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var result;
    this.each(function(value, index) {
      value = iterator(value, index);
      if (result == null || value < result)
        result = value;
    });
    return result;
  },

  partition: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var trues = [], falses = [];
    this.each(function(value, index) {
      (iterator(value, index) ?
        trues : falses).push(value);
    });
    return [trues, falses];
  },

  pluck: function(property) {
    var results = [];
    this.each(function(value) {
      results.push(value[property]);
    });
    return results;
  },

  reject: function(iterator, context) {
    iterator = iterator.bind(context);
    var results = [];
    this.each(function(value, index) {
      if (!iterator(value, index))
        results.push(value);
    });
    return results;
  },

  sortBy: function(iterator, context) {
    iterator = iterator.bind(context);
    return this.map(function(value, index) {
      return {value: value, criteria: iterator(value, index)};
    }).sort(function(left, right) {
      var a = left.criteria, b = right.criteria;
      return a < b ? -1 : a > b ? 1 : 0;
    }).pluck('value');
  },

  toArray: function() {
    return this.map();
  },

  zip: function() {
    var iterator = Prototype.K, args = $A(arguments);
    if (Object.isFunction(args.last()))
      iterator = args.pop();

    var collections = [this].concat(args).map($A);
    return this.map(function(value, index) {
      return iterator(collections.pluck(index));
    });
  },

  size: function() {
    return this.toArray().length;
  },

  inspect: function() {
    return '#<Enumerable:' + this.toArray().inspect() + '>';
  }
};

Object.extend(Enumerable, {
  map:     Enumerable.collect,
  find:    Enumerable.detect,
  select:  Enumerable.findAll,
  filter:  Enumerable.findAll,
  member:  Enumerable.include,
  entries: Enumerable.toArray,
  every:   Enumerable.all,
  some:    Enumerable.any
});
function $A(iterable) {
  if (!iterable) return [];
  if (iterable.toArray) return iterable.toArray();
  var length = iterable.length || 0, results = new Array(length);
  while (length--) results[length] = iterable[length];
  return results;
}

if (Prototype.Browser.WebKit) {
  $A = function(iterable) {
    if (!iterable) return [];
    if (!(Object.isFunction(iterable) && iterable == '[object NodeList]') &&
        iterable.toArray) return iterable.toArray();
    var length = iterable.length || 0, results = new Array(length);
    while (length--) results[length] = iterable[length];
    return results;
  };
}

Array.from = $A;

Object.extend(Array.prototype, Enumerable);

if (!Array.prototype._reverse) Array.prototype._reverse = Array.prototype.reverse;

Object.extend(Array.prototype, {
  _each: function(iterator) {
    for (var i = 0, length = this.length; i < length; i++)
      iterator(this[i]);
  },

  clear: function() {
    this.length = 0;
    return this;
  },

  first: function() {
    return this[0];
  },

  last: function() {
    return this[this.length - 1];
  },

  compact: function() {
    return this.select(function(value) {
      return value != null;
    });
  },

  flatten: function() {
    return this.inject([], function(array, value) {
      return array.concat(Object.isArray(value) ?
        value.flatten() : [value]);
    });
  },

  without: function() {
    var values = $A(arguments);
    return this.select(function(value) {
      return !values.include(value);
    });
  },

  reverse: function(inline) {
    return (inline !== false ? this : this.toArray())._reverse();
  },

  reduce: function() {
    return this.length > 1 ? this : this[0];
  },

  uniq: function(sorted) {
    return this.inject([], function(array, value, index) {
      if (0 == index || (sorted ? array.last() != value : !array.include(value)))
        array.push(value);
      return array;
    });
  },

  intersect: function(array) {
    return this.uniq().findAll(function(item) {
      return array.detect(function(value) { return item === value });
    });
  },

  clone: function() {
    return [].concat(this);
  },

  size: function() {
    return this.length;
  },

  inspect: function() {
    return '[' + this.map(Object.inspect).join(', ') + ']';
  },

  toJSON: function() {
    var results = [];
    this.each(function(object) {
      var value = Object.toJSON(object);
      if (!Object.isUndefined(value)) results.push(value);
    });
    return '[' + results.join(', ') + ']';
  }
});

// use native browser JS 1.6 implementation if available
if (Object.isFunction(Array.prototype.forEach))
  Array.prototype._each = Array.prototype.forEach;

if (!Array.prototype.indexOf) Array.prototype.indexOf = function(item, i) {
  i || (i = 0);
  var length = this.length;
  if (i < 0) i = length + i;
  for (; i < length; i++)
    if (this[i] === item) return i;
  return -1;
};

if (!Array.prototype.lastIndexOf) Array.prototype.lastIndexOf = function(item, i) {
  i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1;
  var n = this.slice(0, i).reverse().indexOf(item);
  return (n < 0) ? n : i - n - 1;
};

Array.prototype.toArray = Array.prototype.clone;

function $w(string) {
  if (!Object.isString(string)) return [];
  string = string.strip();
  return string ? string.split(/\s+/) : [];
}

if (Prototype.Browser.Opera){
  Array.prototype.concat = function() {
    var array = [];
    for (var i = 0, length = this.length; i < length; i++) array.push(this[i]);
    for (var i = 0, length = arguments.length; i < length; i++) {
      if (Object.isArray(arguments[i])) {
        for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
          array.push(arguments[i][j]);
      } else {
        array.push(arguments[i]);
      }
    }
    return array;
  };
}
Object.extend(Number.prototype, {
  toColorPart: function() {
    return this.toPaddedString(2, 16);
  },

  succ: function() {
    return this + 1;
  },

  times: function(iterator) {
    $R(0, this, true).each(iterator);
    return this;
  },

  toPaddedString: function(length, radix) {
    var string = this.toString(radix || 10);
    return '0'.times(length - string.length) + string;
  },

  toJSON: function() {
    return isFinite(this) ? this.toString() : 'null';
  }
});

$w('abs round ceil floor').each(function(method){
  Number.prototype[method] = Math[method].methodize();
});
function $H(object) {
  return new Hash(object);
};

var Hash = Class.create(Enumerable, (function() {

  function toQueryPair(key, value) {
    if (Object.isUndefined(value)) return key;
    return key + '=' + encodeURIComponent(String.interpret(value));
  }

  return {
    initialize: function(object) {
      this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
    },

    _each: function(iterator) {
      for (var key in this._object) {
        var value = this._object[key], pair = [key, value];
        pair.key = key;
        pair.value = value;
        iterator(pair);
      }
    },

    set: function(key, value) {
      return this._object[key] = value;
    },

    get: function(key) {
      return this._object[key];
    },

    unset: function(key) {
      var value = this._object[key];
      delete this._object[key];
      return value;
    },

    toObject: function() {
      return Object.clone(this._object);
    },

    keys: function() {
      return this.pluck('key');
    },

    values: function() {
      return this.pluck('value');
    },

    index: function(value) {
      var match = this.detect(function(pair) {
        return pair.value === value;
      });
      return match && match.key;
    },

    merge: function(object) {
      return this.clone().update(object);
    },

    update: function(object) {
      return new Hash(object).inject(this, function(result, pair) {
        result.set(pair.key, pair.value);
        return result;
      });
    },

    toQueryString: function() {
      return this.map(function(pair) {
        var key = encodeURIComponent(pair.key), values = pair.value;

        if (values && typeof values == 'object') {
          if (Object.isArray(values))
            return values.map(toQueryPair.curry(key)).join('&');
        }
        return toQueryPair(key, values);
      }).join('&');
    },

    inspect: function() {
      return '#<Hash:{' + this.map(function(pair) {
        return pair.map(Object.inspect).join(': ');
      }).join(', ') + '}>';
    },

    toJSON: function() {
      return Object.toJSON(this.toObject());
    },

    clone: function() {
      return new Hash(this);
    }
  }
})());

Hash.prototype.toTemplateReplacements = Hash.prototype.toObject;
Hash.from = $H;
var ObjectRange = Class.create(Enumerable, {
  initialize: function(start, end, exclusive) {
    this.start = start;
    this.end = end;
    this.exclusive = exclusive;
  },

  _each: function(iterator) {
    var value = this.start;
    while (this.include(value)) {
      iterator(value);
      value = value.succ();
    }
  },

  include: function(value) {
    if (value < this.start)
      return false;
    if (this.exclusive)
      return value < this.end;
    return value <= this.end;
  }
});

var $R = function(start, end, exclusive) {
  return new ObjectRange(start, end, exclusive);
};

var Ajax = {
  getTransport: function() {
    return Try.these(
      function() {return new XMLHttpRequest()},
      function() {return new ActiveXObject('Msxml2.XMLHTTP')},
      function() {return new ActiveXObject('Microsoft.XMLHTTP')}
    ) || false;
  },

  activeRequestCount: 0
};

Ajax.Responders = {
  responders: [],

  _each: function(iterator) {
    this.responders._each(iterator);
  },

  register: function(responder) {
    if (!this.include(responder))
      this.responders.push(responder);
  },

  unregister: function(responder) {
    this.responders = this.responders.without(responder);
  },

  dispatch: function(callback, request, transport, json) {
    this.each(function(responder) {
      if (Object.isFunction(responder[callback])) {
        try {
          responder[callback].apply(responder, [request, transport, json]);
        } catch (e) { }
      }
    });
  }
};

Object.extend(Ajax.Responders, Enumerable);

Ajax.Responders.register({
  onCreate:   function() { Ajax.activeRequestCount++ },
  onComplete: function() { Ajax.activeRequestCount-- }
});

Ajax.Base = Class.create({
  initialize: function(options) {
    this.options = {
      method:       'post',
      asynchronous: true,
      contentType:  'application/x-www-form-urlencoded',
      encoding:     'UTF-8',
      parameters:   '',
      evalJSON:     true,
      evalJS:       true
    };
    Object.extend(this.options, options || { });

    this.options.method = this.options.method.toLowerCase();

    if (Object.isString(this.options.parameters))
      this.options.parameters = this.options.parameters.toQueryParams();
    else if (Object.isHash(this.options.parameters))
      this.options.parameters = this.options.parameters.toObject();
  }
});

Ajax.Request = Class.create(Ajax.Base, {
  _complete: false,

  initialize: function($super, url, options) {
    $super(options);
    this.transport = Ajax.getTransport();
    this.request(url);
  },

  request: function(url) {
    this.url = url;
    this.method = this.options.method;
    var params = Object.clone(this.options.parameters);

    if (!['get', 'post'].include(this.method)) {
      // simulate other verbs over post
      params['_method'] = this.method;
      this.method = 'post';
    }

    this.parameters = params;

    if (params = Object.toQueryString(params)) {
      // when GET, append parameters to URL
      if (this.method == 'get')
        this.url += (this.url.include('?') ? '&' : '?') + params;
      else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
        params += '&_=';
    }

    try {
      var response = new Ajax.Response(this);
      if (this.options.onCreate) this.options.onCreate(response);
      Ajax.Responders.dispatch('onCreate', this, response);

      this.transport.open(this.method.toUpperCase(), this.url,
        this.options.asynchronous);

      if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1);

      this.transport.onreadystatechange = this.onStateChange.bind(this);
      this.setRequestHeaders();

      this.body = this.method == 'post' ? (this.options.postBody || params) : null;
      this.transport.send(this.body);

      /* Force Firefox to handle ready state 4 for synchronous requests */
      if (!this.options.asynchronous && this.transport.overrideMimeType)
        this.onStateChange();

    }
    catch (e) {
      this.dispatchException(e);
    }
  },

  onStateChange: function() {
    var readyState = this.transport.readyState;
    if (readyState > 1 && !((readyState == 4) && this._complete))
      this.respondToReadyState(this.transport.readyState);
  },

  setRequestHeaders: function() {
    var headers = {
      'X-Requested-With': 'XMLHttpRequest',
      'X-Prototype-Version': Prototype.Version,
      'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
    };

    if (this.method == 'post') {
      headers['Content-type'] = this.options.contentType +
        (this.options.encoding ? '; charset=' + this.options.encoding : '');

      /* Force "Connection: close" for older Mozilla browsers to work
       * around a bug where XMLHttpRequest sends an incorrect
       * Content-length header. See Mozilla Bugzilla #246651.
       */
      if (this.transport.overrideMimeType &&
          (navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
            headers['Connection'] = 'close';
    }

    // user-defined headers
    if (typeof this.options.requestHeaders == 'object') {
      var extras = this.options.requestHeaders;

      if (Object.isFunction(extras.push))
        for (var i = 0, length = extras.length; i < length; i += 2)
          headers[extras[i]] = extras[i+1];
      else
        $H(extras).each(function(pair) { headers[pair.key] = pair.value });
    }

    for (var name in headers)
      this.transport.setRequestHeader(name, headers[name]);
  },

  success: function() {
    var status = this.getStatus();
    return !status || (status >= 200 && status < 300);
  },

  getStatus: function() {
    try {
      return this.transport.status || 0;
    } catch (e) { return 0 }
  },

  respondToReadyState: function(readyState) {
    var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this);

    if (state == 'Complete') {
      try {
        this._complete = true;
        (this.options['on' + response.status]
         || this.options['on' + (this.success() ? 'Success' : 'Failure')]
         || Prototype.emptyFunction)(response, response.headerJSON);
      } catch (e) {
        this.dispatchException(e);
      }

      var contentType = response.getHeader('Content-type');
      if (this.options.evalJS == 'force'
          || (this.options.evalJS && this.isSameOrigin() && contentType
          && contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i)))
        this.evalResponse();
    }

    try {
      (this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON);
      Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON);
    } catch (e) {
      this.dispatchException(e);
    }

    if (state == 'Complete') {
      // avoid memory leak in MSIE: clean up
      this.transport.onreadystatechange = Prototype.emptyFunction;
    }
  },

  isSameOrigin: function() {
    var m = this.url.match(/^\s*https?:\/\/[^\/]*/);
    return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({
      protocol: location.protocol,
      domain: document.domain,
      port: location.port ? ':' + location.port : ''
    }));
  },

  getHeader: function(name) {
    try {
      return this.transport.getResponseHeader(name) || null;
    } catch (e) { return null }
  },

  evalResponse: function() {
    try {
      return eval((this.transport.responseText || '').unfilterJSON());
    } catch (e) {
      this.dispatchException(e);
    }
  },

  dispatchException: function(exception) {
    (this.options.onException || Prototype.emptyFunction)(this, exception);
    Ajax.Responders.dispatch('onException', this, exception);
  }
});

Ajax.Request.Events =
  ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];

Ajax.Response = Class.create({
  initialize: function(request){
    this.request = request;
    var transport  = this.transport  = request.transport,
        readyState = this.readyState = transport.readyState;

    if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
      this.status       = this.getStatus();
      this.statusText   = this.getStatusText();
      this.responseText = String.interpret(transport.responseText);
      this.headerJSON   = this._getHeaderJSON();
    }

    if(readyState == 4) {
      var xml = transport.responseXML;
      this.responseXML  = Object.isUndefined(xml) ? null : xml;
      this.responseJSON = this._getResponseJSON();
    }
  },

  status:      0,
  statusText: '',

  getStatus: Ajax.Request.prototype.getStatus,

  getStatusText: function() {
    try {
      return this.transport.statusText || '';
    } catch (e) { return '' }
  },

  getHeader: Ajax.Request.prototype.getHeader,

  getAllHeaders: function() {
    try {
      return this.getAllResponseHeaders();
    } catch (e) { return null }
  },

  getResponseHeader: function(name) {
    return this.transport.getResponseHeader(name);
  },

  getAllResponseHeaders: function() {
    return this.transport.getAllResponseHeaders();
  },

  _getHeaderJSON: function() {
    var json = this.getHeader('X-JSON');
    if (!json) return null;
    json = decodeURIComponent(escape(json));
    try {
      return json.evalJSON(this.request.options.sanitizeJSON ||
        !this.request.isSameOrigin());
    } catch (e) {
      this.request.dispatchException(e);
    }
  },

  _getResponseJSON: function() {
    var options = this.request.options;
    if (!options.evalJSON || (options.evalJSON != 'force' &&
      !(this.getHeader('Content-type') || '').include('application/json')) ||
        this.responseText.blank())
          return null;
    try {
      return this.responseText.evalJSON(options.sanitizeJSON ||
        !this.request.isSameOrigin());
    } catch (e) {
      this.request.dispatchException(e);
    }
  }
});

Ajax.Updater = Class.create(Ajax.Request, {
  initialize: function($super, container, url, options) {
    this.container = {
      success: (container.success || container),
      failure: (container.failure || (container.success ? null : container))
    };

    options = Object.clone(options);
    var onComplete = options.onComplete;
    options.onComplete = (function(response, json) {
      this.updateContent(response.responseText);
      if (Object.isFunction(onComplete)) onComplete(response, json);
    }).bind(this);

    $super(url, options);
  },

  updateContent: function(responseText) {
    var receiver = this.container[this.success() ? 'success' : 'failure'],
        options = this.options;

    if (!options.evalScripts) responseText = responseText.stripScripts();

    if (receiver = $(receiver)) {
      if (options.insertion) {
        if (Object.isString(options.insertion)) {
          var insertion = { }; insertion[options.insertion] = responseText;
          receiver.insert(insertion);
        }
        else options.insertion(receiver, responseText);
      }
      else receiver.update(responseText);
    }
  }
});

Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
  initialize: function($super, container, url, options) {
    $super(options);
    this.onComplete = this.options.onComplete;

    this.frequency = (this.options.frequency || 2);
    this.decay = (this.options.decay || 1);

    this.updater = { };
    this.container = container;
    this.url = url;

    this.start();
  },

  start: function() {
    this.options.onComplete = this.updateComplete.bind(this);
    this.onTimerEvent();
  },

  stop: function() {
    this.updater.options.onComplete = undefined;
    clearTimeout(this.timer);
    (this.onComplete || Prototype.emptyFunction).apply(this, arguments);
  },

  updateComplete: function(response) {
    if (this.options.decay) {
      this.decay = (response.responseText == this.lastText ?
        this.decay * this.options.decay : 1);

      this.lastText = response.responseText;
    }
    this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency);
  },

  onTimerEvent: function() {
    this.updater = new Ajax.Updater(this.container, this.url, this.options);
  }
});
function $(element) {
  if (arguments.length > 1) {
    for (var i = 0, elements = [], length = arguments.length; i < length; i++)
      elements.push($(arguments[i]));
    return elements;
  }
  if (Object.isString(element))
    element = document.getElementById(element);
  return Element.extend(element);
}

if (Prototype.BrowserFeatures.XPath) {
  document._getElementsByXPath = function(expression, parentElement) {
    var results = [];
    var query = document.evaluate(expression, $(parentElement) || document,
      null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
    for (var i = 0, length = query.snapshotLength; i < length; i++)
      results.push(Element.extend(query.snapshotItem(i)));
    return results;
  };
}

/*--------------------------------------------------------------------------*/

if (!window.Node) var Node = { };

if (!Node.ELEMENT_NODE) {
  // DOM level 2 ECMAScript Language Binding
  Object.extend(Node, {
    ELEMENT_NODE: 1,
    ATTRIBUTE_NODE: 2,
    TEXT_NODE: 3,
    CDATA_SECTION_NODE: 4,
    ENTITY_REFERENCE_NODE: 5,
    ENTITY_NODE: 6,
    PROCESSING_INSTRUCTION_NODE: 7,
    COMMENT_NODE: 8,
    DOCUMENT_NODE: 9,
    DOCUMENT_TYPE_NODE: 10,
    DOCUMENT_FRAGMENT_NODE: 11,
    NOTATION_NODE: 12
  });
}

(function() {
  var element = this.Element;
  this.Element = function(tagName, attributes) {
    attributes = attributes || { };
    tagName = tagName.toLowerCase();
    var cache = Element.cache;
    if (Prototype.Browser.IE && attributes.name) {
      tagName = '<' + tagName + ' name="' + attributes.name + '">';
      delete attributes.name;
      return Element.writeAttribute(document.createElement(tagName), attributes);
    }
    if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName));
    return Element.writeAttribute(cache[tagName].cloneNode(false), attributes);
  };
  Object.extend(this.Element, element || { });
}).call(window);

Element.cache = { };

Element.Methods = {
  visible: function(element) {
    return $(element).style.display != 'none';
  },

  toggle: function(element) {
    element = $(element);
    Element[Element.visible(element) ? 'hide' : 'show'](element);
    return element;
  },

  hide: function(element) {
    $(element).style.display = 'none';
    return element;
  },

  show: function(element) {
    $(element).style.display = '';
    return element;
  },

  remove: function(element) {
    element = $(element);
    element.parentNode.removeChild(element);
    return element;
  },

  update: function(element, content) {
    element = $(element);
    if (content && content.toElement) content = content.toElement();
    if (Object.isElement(content)) return element.update().insert(content);
    content = Object.toHTML(content);
    element.innerHTML = content.stripScripts();
    content.evalScripts.bind(content).defer();
    return element;
  },

  replace: function(element, content) {
    element = $(element);
    if (content && content.toElement) content = content.toElement();
    else if (!Object.isElement(content)) {
      content = Object.toHTML(content);
      var range = element.ownerDocument.createRange();
      range.selectNode(element);
      content.evalScripts.bind(content).defer();
      content = range.createContextualFragment(content.stripScripts());
    }
    element.parentNode.replaceChild(content, element);
    return element;
  },

  insert: function(element, insertions) {
    element = $(element);

    if (Object.isString(insertions) || Object.isNumber(insertions) ||
        Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML)))
          insertions = {bottom:insertions};

    var content, insert, tagName, childNodes;

    for (var position in insertions) {
      content  = insertions[position];
      position = position.toLowerCase();
      insert = Element._insertionTranslations[position];

      if (content && content.toElement) content = content.toElement();
      if (Object.isElement(content)) {
        insert(element, content);
        continue;
      }

      content = Object.toHTML(content);

      tagName = ((position == 'before' || position == 'after')
        ? element.parentNode : element).tagName.toUpperCase();

      childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts());

      if (position == 'top' || position == 'after') childNodes.reverse();
      childNodes.each(insert.curry(element));

      content.evalScripts.bind(content).defer();
    }

    return element;
  },

  wrap: function(element, wrapper, attributes) {
    element = $(element);
    if (Object.isElement(wrapper))
      $(wrapper).writeAttribute(attributes || { });
    else if (Object.isString(wrapper)) wrapper = new Element(wrapper, attributes);
    else wrapper = new Element('div', wrapper);
    if (element.parentNode)
      element.parentNode.replaceChild(wrapper, element);
    wrapper.appendChild(element);
    return wrapper;
  },

  inspect: function(element) {
    element = $(element);
    var result = '<' + element.tagName.toLowerCase();
    $H({'id': 'id', 'className': 'class'}).each(function(pair) {
      var property = pair.first(), attribute = pair.last();
      var value = (element[property] || '').toString();
      if (value) result += ' ' + attribute + '=' + value.inspect(true);
    });
    return result + '>';
  },

  recursivelyCollect: function(element, property) {
    element = $(element);
    var elements = [];
    while (element = element[property])
      if (element.nodeType == 1)
        elements.push(Element.extend(element));
    return elements;
  },

  ancestors: function(element) {
    return $(element).recursivelyCollect('parentNode');
  },

  descendants: function(element) {
    return $(element).select("*");
  },

  firstDescendant: function(element) {
    element = $(element).firstChild;
    while (element && element.nodeType != 1) element = element.nextSibling;
    return $(element);
  },

  immediateDescendants: function(element) {
    if (!(element = $(element).firstChild)) return [];
    while (element && element.nodeType != 1) element = element.nextSibling;
    if (element) return [element].concat($(element).nextSiblings());
    return [];
  },

  previousSiblings: function(element) {
    return $(element).recursivelyCollect('previousSibling');
  },

  nextSiblings: function(element) {
    return $(element).recursivelyCollect('nextSibling');
  },

  siblings: function(element) {
    element = $(element);
    return element.previousSiblings().reverse().concat(element.nextSiblings());
  },

  match: function(element, selector) {
    if (Object.isString(selector))
      selector = new Selector(selector);
    return selector.match($(element));
  },

  up: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return $(element.parentNode);
    var ancestors = element.ancestors();
    return Object.isNumber(expression) ? ancestors[expression] :
      Selector.findElement(ancestors, expression, index);
  },

  down: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return element.firstDescendant();
    return Object.isNumber(expression) ? element.descendants()[expression] :
      element.select(expression)[index || 0];
  },

  previous: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element));
    var previousSiblings = element.previousSiblings();
    return Object.isNumber(expression) ? previousSiblings[expression] :
      Selector.findElement(previousSiblings, expression, index);
  },

  next: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element));
    var nextSiblings = element.nextSiblings();
    return Object.isNumber(expression) ? nextSiblings[expression] :
      Selector.findElement(nextSiblings, expression, index);
  },

  select: function() {
    var args = $A(arguments), element = $(args.shift());
    return Selector.findChildElements(element, args);
  },

  adjacent: function() {
    var args = $A(arguments), element = $(args.shift());
    return Selector.findChildElements(element.parentNode, args).without(element);
  },

  identify: function(element) {
    element = $(element);
    var id = element.readAttribute('id'), self = arguments.callee;
    if (id) return id;
    do { id = 'anonymous_element_' + self.counter++ } while ($(id));
    element.writeAttribute('id', id);
    return id;
  },

  readAttribute: function(element, name) {
    element = $(element);
    if (Prototype.Browser.IE) {
      var t = Element._attributeTranslations.read;
      if (t.values[name]) return t.values[name](element, name);
      if (t.names[name]) name = t.names[name];
      if (name.include(':')) {
        return (!element.attributes || !element.attributes[name]) ? null :
         element.attributes[name].value;
      }
    }
    return element.getAttribute(name);
  },

  writeAttribute: function(element, name, value) {
    element = $(element);
    var attributes = { }, t = Element._attributeTranslations.write;

    if (typeof name == 'object') attributes = name;
    else attributes[name] = Object.isUndefined(value) ? true : value;

    for (var attr in attributes) {
      name = t.names[attr] || attr;
      value = attributes[attr];
      if (t.values[attr]) name = t.values[attr](element, value);
      if (value === false || value === null)
        element.removeAttribute(name);
      else if (value === true)
        element.setAttribute(name, name);
      else element.setAttribute(name, value);
    }
    return element;
  },

  getHeight: function(element) {
    return $(element).getDimensions().height;
  },

  getWidth: function(element) {
    return $(element).getDimensions().width;
  },

  classNames: function(element) {
    return new Element.ClassNames(element);
  },

  hasClassName: function(element, className) {
    if (!(element = $(element))) return;
    var elementClassName = element.className;
    return (elementClassName.length > 0 && (elementClassName == className ||
      new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName)));
  },

  addClassName: function(element, className) {
    if (!(element = $(element))) return;
    if (!element.hasClassName(className))
      element.className += (element.className ? ' ' : '') + className;
    return element;
  },

  removeClassName: function(element, className) {
    if (!(element = $(element))) return;
    element.className = element.className.replace(
      new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').strip();
    return element;
  },

  toggleClassName: function(element, className) {
    if (!(element = $(element))) return;
    return element[element.hasClassName(className) ?
      'removeClassName' : 'addClassName'](className);
  },

  // removes whitespace-only text node children
  cleanWhitespace: function(element) {
    element = $(element);
    var node = element.firstChild;
    while (node) {
      var nextNode = node.nextSibling;
      if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
        element.removeChild(node);
      node = nextNode;
    }
    return element;
  },

  empty: function(element) {
    return $(element).innerHTML.blank();
  },

  descendantOf: function(element, ancestor) {
    element = $(element), ancestor = $(ancestor);
    var originalAncestor = ancestor;

    if (element.compareDocumentPosition)
      return (element.compareDocumentPosition(ancestor) & 8) === 8;

    if (element.sourceIndex && !Prototype.Browser.Opera) {
      var e = element.sourceIndex, a = ancestor.sourceIndex,
       nextAncestor = ancestor.nextSibling;
      if (!nextAncestor) {
        do { ancestor = ancestor.parentNode; }
        while (!(nextAncestor = ancestor.nextSibling) && ancestor.parentNode);
      }
      if (nextAncestor && nextAncestor.sourceIndex)
       return (e > a && e < nextAncestor.sourceIndex);
    }

    while (element = element.parentNode)
      if (element == originalAncestor) return true;
    return false;
  },

  scrollTo: function(element) {
    element = $(element);
    var pos = element.cumulativeOffset();
    window.scrollTo(pos[0], pos[1]);
    return element;
  },

  getStyle: function(element, style) {
    element = $(element);
    style = style == 'float' ? 'cssFloat' : style.camelize();
    var value = element.style[style];
    if (!value) {
      var css = document.defaultView.getComputedStyle(element, null);
      value = css ? css[style] : null;
    }
    if (style == 'opacity') return value ? parseFloat(value) : 1.0;
    return value == 'auto' ? null : value;
  },

  getOpacity: function(element) {
    return $(element).getStyle('opacity');
  },

  setStyle: function(element, styles) {
    element = $(element);
    var elementStyle = element.style, match;
    if (Object.isString(styles)) {
      element.style.cssText += ';' + styles;
      return styles.include('opacity') ?
        element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]) : element;
    }
    for (var property in styles)
      if (property == 'opacity') element.setOpacity(styles[property]);
      else
        elementStyle[(property == 'float' || property == 'cssFloat') ?
          (Object.isUndefined(elementStyle.styleFloat) ? 'cssFloat' : 'styleFloat') :
            property] = styles[property];

    return element;
  },

  setOpacity: function(element, value) {
    element = $(element);
    element.style.opacity = (value == 1 || value === '') ? '' :
      (value < 0.00001) ? 0 : value;
    return element;
  },

  getDimensions: function(element) {
    element = $(element);
    var display = $(element).getStyle('display');
    if (display != 'none' && display != null) // Safari bug
      return {width: element.offsetWidth, height: element.offsetHeight};

    // All *Width and *Height properties give 0 on elements with display none,
    // so enable the element temporarily
    var els = element.style;
    var originalVisibility = els.visibility;
    var originalPosition = els.position;
    var originalDisplay = els.display;
    els.visibility = 'hidden';
    els.position = 'absolute';
    els.display = 'block';
    var originalWidth = element.clientWidth;
    var originalHeight = element.clientHeight;
    els.display = originalDisplay;
    els.position = originalPosition;
    els.visibility = originalVisibility;
    return {width: originalWidth, height: originalHeight};
  },

  makePositioned: function(element) {
    element = $(element);
    var pos = Element.getStyle(element, 'position');
    if (pos == 'static' || !pos) {
      element._madePositioned = true;
      element.style.position = 'relative';
      // Opera returns the offset relative to the positioning context, when an
      // element is position relative but top and left have not been defined
      if (window.opera) {
        element.style.top = 0;
        element.style.left = 0;
      }
    }
    return element;
  },

  undoPositioned: function(element) {
    element = $(element);
    if (element._madePositioned) {
      element._madePositioned = undefined;
      element.style.position =
        element.style.top =
        element.style.left =
        element.style.bottom =
        element.style.right = '';
    }
    return element;
  },

  makeClipping: function(element) {
    element = $(element);
    if (element._overflow) return element;
    element._overflow = Element.getStyle(element, 'overflow') || 'auto';
    if (element._overflow !== 'hidden')
      element.style.overflow = 'hidden';
    return element;
  },

  undoClipping: function(element) {
    element = $(element);
    if (!element._overflow) return element;
    element.style.overflow = element._overflow == 'auto' ? '' : element._overflow;
    element._overflow = null;
    return element;
  },

  cumulativeOffset: function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;
      element = element.offsetParent;
    } while (element);
    return Element._returnOffset(valueL, valueT);
  },

  positionedOffset: function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;
      element = element.offsetParent;
      if (element) {
        if (element.tagName == 'BODY') break;
        var p = Element.getStyle(element, 'position');
        if (p !== 'static') break;
      }
    } while (element);
    return Element._returnOffset(valueL, valueT);
  },

  absolutize: function(element) {
    element = $(element);
    if (element.getStyle('position') == 'absolute') return;
    // Position.prepare(); // To be done manually by Scripty when it needs it.

    var offsets = element.positionedOffset();
    var top     = offsets[1];
    var left    = offsets[0];
    var width   = element.clientWidth;
    var height  = element.clientHeight;

    element._originalLeft   = left - parseFloat(element.style.left  || 0);
    element._originalTop    = top  - parseFloat(element.style.top || 0);
    element._originalWidth  = element.style.width;
    element._originalHeight = element.style.height;

    element.style.position = 'absolute';
    element.style.top    = top + 'px';
    element.style.left   = left + 'px';
    element.style.width  = width + 'px';
    element.style.height = height + 'px';
    return element;
  },

  relativize: function(element) {
    element = $(element);
    if (element.getStyle('position') == 'relative') return;
    // Position.prepare(); // To be done manually by Scripty when it needs it.

    element.style.position = 'relative';
    var top  = parseFloat(element.style.top  || 0) - (element._originalTop || 0);
    var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);

    element.style.top    = top + 'px';
    element.style.left   = left + 'px';
    element.style.height = element._originalHeight;
    element.style.width  = element._originalWidth;
    return element;
  },

  cumulativeScrollOffset: function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.scrollTop  || 0;
      valueL += element.scrollLeft || 0;
      element = element.parentNode;
    } while (element);
    return Element._returnOffset(valueL, valueT);
  },

  getOffsetParent: function(element) {
    if (element.offsetParent) return $(element.offsetParent);
    if (element == document.body) return $(element);

    while ((element = element.parentNode) && element != document.body)
      if (Element.getStyle(element, 'position') != 'static')
        return $(element);

    return $(document.body);
  },

  viewportOffset: function(forElement) {
    var valueT = 0, valueL = 0;

    var element = forElement;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;

      // Safari fix
      if (element.offsetParent == document.body &&
        Element.getStyle(element, 'position') == 'absolute') break;

    } while (element = element.offsetParent);

    element = forElement;
    do {
      if (!Prototype.Browser.Opera || element.tagName == 'BODY') {
        valueT -= element.scrollTop  || 0;
        valueL -= element.scrollLeft || 0;
      }
    } while (element = element.parentNode);

    return Element._returnOffset(valueL, valueT);
  },

  clonePosition: function(element, source) {
    var options = Object.extend({
      setLeft:    true,
      setTop:     true,
      setWidth:   true,
      setHeight:  true,
      offsetTop:  0,
      offsetLeft: 0
    }, arguments[2] || { });

    // find page position of source
    source = $(source);
    var p = source.viewportOffset();

    // find coordinate system to use
    element = $(element);
    var delta = [0, 0];
    var parent = null;
    // delta [0,0] will do fine with position: fixed elements,
    // position:absolute needs offsetParent deltas
    if (Element.getStyle(element, 'position') == 'absolute') {
      parent = element.getOffsetParent();
      delta = parent.viewportOffset();
    }

    // correct by body offsets (fixes Safari)
    if (parent == document.body) {
      delta[0] -= document.body.offsetLeft;
      delta[1] -= document.body.offsetTop;
    }

    // set position
    if (options.setLeft)   element.style.left  = (p[0] - delta[0] + options.offsetLeft) + 'px';
    if (options.setTop)    element.style.top   = (p[1] - delta[1] + options.offsetTop) + 'px';
    if (options.setWidth)  element.style.width = source.offsetWidth + 'px';
    if (options.setHeight) element.style.height = source.offsetHeight + 'px';
    return element;
  }
};

Element.Methods.identify.counter = 1;

Object.extend(Element.Methods, {
  getElementsBySelector: Element.Methods.select,
  childElements: Element.Methods.immediateDescendants
});

Element._attributeTranslations = {
  write: {
    names: {
      className: 'class',
      htmlFor:   'for'
    },
    values: { }
  }
};

if (Prototype.Browser.Opera) {
  Element.Methods.getStyle = Element.Methods.getStyle.wrap(
    function(proceed, element, style) {
      switch (style) {
        case 'left': case 'top': case 'right': case 'bottom':
          if (proceed(element, 'position') === 'static') return null;
        case 'height': case 'width':
          // returns '0px' for hidden elements; we want it to return null
          if (!Element.visible(element)) return null;

          // returns the border-box dimensions rather than the content-box
          // dimensions, so we subtract padding and borders from the value
          var dim = parseInt(proceed(element, style), 10);

          if (dim !== element['offset' + style.capitalize()])
            return dim + 'px';

          var properties;
          if (style === 'height') {
            properties = ['border-top-width', 'padding-top',
             'padding-bottom', 'border-bottom-width'];
          }
          else {
            properties = ['border-left-width', 'padding-left',
             'padding-right', 'border-right-width'];
          }
          return properties.inject(dim, function(memo, property) {
            var val = proceed(element, property);
            return val === null ? memo : memo - parseInt(val, 10);
          }) + 'px';
        default: return proceed(element, style);
      }
    }
  );

  Element.Methods.readAttribute = Element.Methods.readAttribute.wrap(
    function(proceed, element, attribute) {
      if (attribute === 'title') return element.title;
      return proceed(element, attribute);
    }
  );
}

else if (Prototype.Browser.IE) {
  // IE doesn't report offsets correctly for static elements, so we change them
  // to "relative" to get the values, then change them back.
  Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap(
    function(proceed, element) {
      element = $(element);
      var position = element.getStyle('position');
      if (position !== 'static') return proceed(element);
      element.setStyle({ position: 'relative' });
      var value = proceed(element);
      element.setStyle({ position: position });
      return value;
    }
  );

  $w('positionedOffset viewportOffset').each(function(method) {
    Element.Methods[method] = Element.Methods[method].wrap(
      function(proceed, element) {
        element = $(element);
        var position = element.getStyle('position');
        if (position !== 'static') return proceed(element);
        // Trigger hasLayout on the offset parent so that IE6 reports
        // accurate offsetTop and offsetLeft values for position: fixed.
        var offsetParent = element.getOffsetParent();
        if (offsetParent && offsetParent.getStyle('position') === 'fixed')
          offsetParent.setStyle({ zoom: 1 });
        element.setStyle({ position: 'relative' });
        var value = proceed(element);
        element.setStyle({ position: position });
        return value;
      }
    );
  });

  Element.Methods.getStyle = function(element, style) {
    element = $(element);
    style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize();
    var value = element.style[style];
    if (!value && element.currentStyle) value = element.currentStyle[style];

    if (style == 'opacity') {
      if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
        if (value[1]) return parseFloat(value[1]) / 100;
      return 1.0;
    }

    if (value == 'auto') {
      if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none'))
        return element['offset' + style.capitalize()] + 'px';
      return null;
    }
    return value;
  };

  Element.Methods.setOpacity = function(element, value) {
    function stripAlpha(filter){
      return filter.replace(/alpha\([^\)]*\)/gi,'');
    }
    element = $(element);
    var currentStyle = element.currentStyle;
    if ((currentStyle && !currentStyle.hasLayout) ||
      (!currentStyle && element.style.zoom == 'normal'))
        element.style.zoom = 1;

    var filter = element.getStyle('filter'), style = element.style;
    if (value == 1 || value === '') {
      (filter = stripAlpha(filter)) ?
        style.filter = filter : style.removeAttribute('filter');
      return element;
    } else if (value < 0.00001) value = 0;
    style.filter = stripAlpha(filter) +
      'alpha(opacity=' + (value * 100) + ')';
    return element;
  };

  Element._attributeTranslations = {
    read: {
      names: {
        'class': 'className',
        'for':   'htmlFor'
      },
      values: {
        _getAttr: function(element, attribute) {
          return element.getAttribute(attribute, 2);
        },
        _getAttrNode: function(element, attribute) {
          var node = element.getAttributeNode(attribute);
          return node ? node.value : "";
        },
        _getEv: function(element, attribute) {
          attribute = element.getAttribute(attribute);
          return attribute ? attribute.toString().slice(23, -2) : null;
        },
        _flag: function(element, attribute) {
          return $(element).hasAttribute(attribute) ? attribute : null;
        },
        style: function(element) {
          return element.style.cssText.toLowerCase();
        },
        title: function(element) {
          return element.title;
        }
      }
    }
  };

  Element._attributeTranslations.write = {
    names: Object.extend({
      cellpadding: 'cellPadding',
      cellspacing: 'cellSpacing'
    }, Element._attributeTranslations.read.names),
    values: {
      checked: function(element, value) {
        element.checked = !!value;
      },

      style: function(element, value) {
        element.style.cssText = value ? value : '';
      }
    }
  };

  Element._attributeTranslations.has = {};

  $w('colSpan rowSpan vAlign dateTime accessKey tabIndex ' +
      'encType maxLength readOnly longDesc').each(function(attr) {
    Element._attributeTranslations.write.names[attr.toLowerCase()] = attr;
    Element._attributeTranslations.has[attr.toLowerCase()] = attr;
  });

  (function(v) {
    Object.extend(v, {
      href:        v._getAttr,
      src:         v._getAttr,
      type:        v._getAttr,
      action:      v._getAttrNode,
      disabled:    v._flag,
      checked:     v._flag,
      readonly:    v._flag,
      multiple:    v._flag,
      onload:      v._getEv,
      onunload:    v._getEv,
      onclick:     v._getEv,
      ondblclick:  v._getEv,
      onmousedown: v._getEv,
      onmouseup:   v._getEv,
      onmouseover: v._getEv,
      onmousemove: v._getEv,
      onmouseout:  v._getEv,
      onfocus:     v._getEv,
      onblur:      v._getEv,
      onkeypress:  v._getEv,
      onkeydown:   v._getEv,
      onkeyup:     v._getEv,
      onsubmit:    v._getEv,
      onreset:     v._getEv,
      onselect:    v._getEv,
      onchange:    v._getEv
    });
  })(Element._attributeTranslations.read.values);
}

else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)) {
  Element.Methods.setOpacity = function(element, value) {
    element = $(element);
    element.style.opacity = (value == 1) ? 0.999999 :
      (value === '') ? '' : (value < 0.00001) ? 0 : value;
    return element;
  };
}

else if (Prototype.Browser.WebKit) {
  Element.Methods.setOpacity = function(element, value) {
    element = $(element);
    element.style.opacity = (value == 1 || value === '') ? '' :
      (value < 0.00001) ? 0 : value;

    if (value == 1)
      if(element.tagName == 'IMG' && element.width) {
        element.width++; element.width--;
      } else try {
        var n = document.createTextNode(' ');
        element.appendChild(n);
        element.removeChild(n);
      } catch (e) { }

    return element;
  };

  // Safari returns margins on body which is incorrect if the child is absolutely
  // positioned.  For performance reasons, redefine Element#cumulativeOffset for
  // KHTML/WebKit only.
  Element.Methods.cumulativeOffset = function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;
      if (element.offsetParent == document.body)
        if (Element.getStyle(element, 'position') == 'absolute') break;

      element = element.offsetParent;
    } while (element);

    return Element._returnOffset(valueL, valueT);
  };
}

if (Prototype.Browser.IE || Prototype.Browser.Opera) {
  // IE and Opera are missing .innerHTML support for TABLE-related and SELECT elements
  Element.Methods.update = function(element, content) {
    element = $(element);

    if (content && content.toElement) content = content.toElement();
    if (Object.isElement(content)) return element.update().insert(content);

    content = Object.toHTML(content);
    var tagName = element.tagName.toUpperCase();

    if (tagName in Element._insertionTranslations.tags) {
      $A(element.childNodes).each(function(node) { element.removeChild(node) });
      Element._getContentFromAnonymousElement(tagName, content.stripScripts())
        .each(function(node) { element.appendChild(node) });
    }
    else element.innerHTML = content.stripScripts();

    content.evalScripts.bind(content).defer();
    return element;
  };
}

if ('outerHTML' in document.createElement('div')) {
  Element.Methods.replace = function(element, content) {
    element = $(element);

    if (content && content.toElement) content = content.toElement();
    if (Object.isElement(content)) {
      element.parentNode.replaceChild(content, element);
      return element;
    }

    content = Object.toHTML(content);
    var parent = element.parentNode, tagName = parent.tagName.toUpperCase();

    if (Element._insertionTranslations.tags[tagName]) {
      var nextSibling = element.next();
      var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
      parent.removeChild(element);
      if (nextSibling)
        fragments.each(function(node) { parent.insertBefore(node, nextSibling) });
      else
        fragments.each(function(node) { parent.appendChild(node) });
    }
    else element.outerHTML = content.stripScripts();

    content.evalScripts.bind(content).defer();
    return element;
  };
}

Element._returnOffset = function(l, t) {
  var result = [l, t];
  result.left = l;
  result.top = t;
  return result;
};

Element._getContentFromAnonymousElement = function(tagName, html) {
  var div = new Element('div'), t = Element._insertionTranslations.tags[tagName];
  if (t) {
    div.innerHTML = t[0] + html + t[1];
    t[2].times(function() { div = div.firstChild });
  } else div.innerHTML = html;
  return $A(div.childNodes);
};

Element._insertionTranslations = {
  before: function(element, node) {
    element.parentNode.insertBefore(node, element);
  },
  top: function(element, node) {
    element.insertBefore(node, element.firstChild);
  },
  bottom: function(element, node) {
    element.appendChild(node);
  },
  after: function(element, node) {
    element.parentNode.insertBefore(node, element.nextSibling);
  },
  tags: {
    TABLE:  ['<table>',                '</table>',                   1],
    TBODY:  ['<table><tbody>',         '</tbody></table>',           2],
    TR:     ['<table><tbody><tr>',     '</tr></tbody></table>',      3],
    TD:     ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4],
    SELECT: ['<select>',               '</select>',                  1]
  }
};

(function() {
  Object.extend(this.tags, {
    THEAD: this.tags.TBODY,
    TFOOT: this.tags.TBODY,
    TH:    this.tags.TD
  });
}).call(Element._insertionTranslations);

Element.Methods.Simulated = {
  hasAttribute: function(element, attribute) {
    attribute = Element._attributeTranslations.has[attribute] || attribute;
    var node = $(element).getAttributeNode(attribute);
    return node && node.specified;
  }
};

Element.Methods.ByTag = { };

Object.extend(Element, Element.Methods);

if (!Prototype.BrowserFeatures.ElementExtensions &&
    document.createElement('div').__proto__) {
  window.HTMLElement = { };
  window.HTMLElement.prototype = document.createElement('div').__proto__;
  Prototype.BrowserFeatures.ElementExtensions = true;
}

Element.extend = (function() {
  if (Prototype.BrowserFeatures.SpecificElementExtensions)
    return Prototype.K;

  var Methods = { }, ByTag = Element.Methods.ByTag;

  var extend = Object.extend(function(element) {
    if (!element || element._extendedByPrototype ||
        element.nodeType != 1 || element == window) return element;

    var methods = Object.clone(Methods),
      tagName = element.tagName, property, value;

    // extend methods for specific tags
    if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]);

    for (property in methods) {
      value = methods[property];
      if (Object.isFunction(value) && !(property in element))
        element[property] = value.methodize();
    }

    element._extendedByPrototype = Prototype.emptyFunction;
    return element;

  }, {
    refresh: function() {
      // extend methods for all tags (Safari doesn't need this)
      if (!Prototype.BrowserFeatures.ElementExtensions) {
        Object.extend(Methods, Element.Methods);
        Object.extend(Methods, Element.Methods.Simulated);
      }
    }
  });

  extend.refresh();
  return extend;
})();

Element.hasAttribute = function(element, attribute) {
  if (element.hasAttribute) return element.hasAttribute(attribute);
  return Element.Methods.Simulated.hasAttribute(element, attribute);
};

Element.addMethods = function(methods) {
  var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;

  if (!methods) {
    Object.extend(Form, Form.Methods);
    Object.extend(Form.Element, Form.Element.Methods);
    Object.extend(Element.Methods.ByTag, {
      "FORM":     Object.clone(Form.Methods),
      "INPUT":    Object.clone(Form.Element.Methods),
      "SELECT":   Object.clone(Form.Element.Methods),
      "TEXTAREA": Object.clone(Form.Element.Methods)
    });
  }

  if (arguments.length == 2) {
    var tagName = methods;
    methods = arguments[1];
  }

  if (!tagName) Object.extend(Element.Methods, methods || { });
  else {
    if (Object.isArray(tagName)) tagName.each(extend);
    else extend(tagName);
  }

  function extend(tagName) {
    tagName = tagName.toUpperCase();
    if (!Element.Methods.ByTag[tagName])
      Element.Methods.ByTag[tagName] = { };
    Object.extend(Element.Methods.ByTag[tagName], methods);
  }

  function copy(methods, destination, onlyIfAbsent) {
    onlyIfAbsent = onlyIfAbsent || false;
    for (var property in methods) {
      var value = methods[property];
      if (!Object.isFunction(value)) continue;
      if (!onlyIfAbsent || !(property in destination))
        destination[property] = value.methodize();
    }
  }

  function findDOMClass(tagName) {
    var klass;
    var trans = {
      "OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph",
      "FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList",
      "DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading",
      "H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote",
      "INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION":
      "TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD":
      "TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR":
      "TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET":
      "FrameSet", "IFRAME": "IFrame"
    };
    if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element';
    if (window[klass]) return window[klass];
    klass = 'HTML' + tagName + 'Element';
    if (window[klass]) return window[klass];
    klass = 'HTML' + tagName.capitalize() + 'Element';
    if (window[klass]) return window[klass];

    window[klass] = { };
    window[klass].prototype = document.createElement(tagName).__proto__;
    return window[klass];
  }

  if (F.ElementExtensions) {
    copy(Element.Methods, HTMLElement.prototype);
    copy(Element.Methods.Simulated, HTMLElement.prototype, true);
  }

  if (F.SpecificElementExtensions) {
    for (var tag in Element.Methods.ByTag) {
      var klass = findDOMClass(tag);
      if (Object.isUndefined(klass)) continue;
      copy(T[tag], klass.prototype);
    }
  }

  Object.extend(Element, Element.Methods);
  delete Element.ByTag;

  if (Element.extend.refresh) Element.extend.refresh();
  Element.cache = { };
};

document.viewport = {
  getDimensions: function() {
    var dimensions = { };
    var B = Prototype.Browser;
    $w('width height').each(function(d) {
      var D = d.capitalize();
      dimensions[d] = (B.WebKit && !document.evaluate) ? self['inner' + D] :
        (B.Opera) ? document.body['client' + D] : document.documentElement['client' + D];
    });
    return dimensions;
  },

  getWidth: function() {
    return this.getDimensions().width;
  },

  getHeight: function() {
    return this.getDimensions().height;
  },

  getScrollOffsets: function() {
    return Element._returnOffset(
      window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft,
      window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop);
  }
};
/* Portions of the Selector class are derived from Jack Slocum’s DomQuery,
 * part of YUI-Ext version 0.40, distributed under the terms of an MIT-style
 * license.  Please see http://www.yui-ext.com/ for more information. */

var Selector = Class.create({
  initialize: function(expression) {
    this.expression = expression.strip();
    this.compileMatcher();
  },

  shouldUseXPath: function() {
    if (!Prototype.BrowserFeatures.XPath) return false;

    var e = this.expression;

    // Safari 3 chokes on :*-of-type and :empty
    if (Prototype.Browser.WebKit &&
     (e.include("-of-type") || e.include(":empty")))
      return false;

    // XPath can't do namespaced attributes, nor can it read
    // the "checked" property from DOM nodes
    if ((/(\[[\w-]*?:|:checked)/).test(this.expression))
      return false;

    return true;
  },

  compileMatcher: function() {
    if (this.shouldUseXPath())
      return this.compileXPathMatcher();

    var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
        c = Selector.criteria, le, p, m;

    if (Selector._cache[e]) {
      this.matcher = Selector._cache[e];
      return;
    }

    this.matcher = ["this.matcher = function(root) {",
                    "var r = root, h = Selector.handlers, c = false, n;"];

    while (e && le != e && (/\S/).test(e)) {
      le = e;
      for (var i in ps) {
        p = ps[i];
        if (m = e.match(p)) {
          this.matcher.push(Object.isFunction(c[i]) ? c[i](m) :
    	      new Template(c[i]).evaluate(m));
          e = e.replace(m[0], '');
          break;
        }
      }
    }

    this.matcher.push("return h.unique(n);\n}");
    eval(this.matcher.join('\n'));
    Selector._cache[this.expression] = this.matcher;
  },

  compileXPathMatcher: function() {
    var e = this.expression, ps = Selector.patterns,
        x = Selector.xpath, le, m;

    if (Selector._cache[e]) {
      this.xpath = Selector._cache[e]; return;
    }

    this.matcher = ['.//*'];
    while (e && le != e && (/\S/).test(e)) {
      le = e;
      for (var i in ps) {
        if (m = e.match(ps[i])) {
          this.matcher.push(Object.isFunction(x[i]) ? x[i](m) :
            new Template(x[i]).evaluate(m));
          e = e.replace(m[0], '');
          break;
        }
      }
    }

    this.xpath = this.matcher.join('');
    Selector._cache[this.expression] = this.xpath;
  },

  findElements: function(root) {
    root = root || document;
    if (this.xpath) return document._getElementsByXPath(this.xpath, root);
    return this.matcher(root);
  },

  match: function(element) {
    this.tokens = [];

    var e = this.expression, ps = Selector.patterns, as = Selector.assertions;
    var le, p, m;

    while (e && le !== e && (/\S/).test(e)) {
      le = e;
      for (var i in ps) {
        p = ps[i];
        if (m = e.match(p)) {
          // use the Selector.assertions methods unless the selector
          // is too complex.
          if (as[i]) {
            this.tokens.push([i, Object.clone(m)]);
            e = e.replace(m[0], '');
          } else {
            // reluctantly do a document-wide search
            // and look for a match in the array
            return this.findElements(document).include(element);
          }
        }
      }
    }

    var match = true, name, matches;
    for (var i = 0, token; token = this.tokens[i]; i++) {
      name = token[0], matches = token[1];
      if (!Selector.assertions[name](element, matches)) {
        match = false; break;
      }
    }

    return match;
  },

  toString: function() {
    return this.expression;
  },

  inspect: function() {
    return "#<Selector:" + this.expression.inspect() + ">";
  }
});

Object.extend(Selector, {
  _cache: { },

  xpath: {
    descendant:   "//*",
    child:        "/*",
    adjacent:     "/following-sibling::*[1]",
    laterSibling: '/following-sibling::*',
    tagName:      function(m) {
      if (m[1] == '*') return '';
      return "[local-name()='" + m[1].toLowerCase() +
             "' or local-name()='" + m[1].toUpperCase() + "']";
    },
    className:    "[contains(concat(' ', @class, ' '), ' #{1} ')]",
    id:           "[@id='#{1}']",
    attrPresence: function(m) {
      m[1] = m[1].toLowerCase();
      return new Template("[@#{1}]").evaluate(m);
    },
    attr: function(m) {
      m[1] = m[1].toLowerCase();
      m[3] = m[5] || m[6];
      return new Template(Selector.xpath.operators[m[2]]).evaluate(m);
    },
    pseudo: function(m) {
      var h = Selector.xpath.pseudos[m[1]];
      if (!h) return '';
      if (Object.isFunction(h)) return h(m);
      return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m);
    },
    operators: {
      '=':  "[@#{1}='#{3}']",
      '!=': "[@#{1}!='#{3}']",
      '^=': "[starts-with(@#{1}, '#{3}')]",
      '$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']",
      '*=': "[contains(@#{1}, '#{3}')]",
      '~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]",
      '|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]"
    },
    pseudos: {
      'first-child': '[not(preceding-sibling::*)]',
      'last-child':  '[not(following-sibling::*)]',
      'only-child':  '[not(preceding-sibling::* or following-sibling::*)]',
      'empty':       "[count(*) = 0 and (count(text()) = 0 or translate(text(), ' \t\r\n', '') = '')]",
      'checked':     "[@checked]",
      'disabled':    "[@disabled]",
      'enabled':     "[not(@disabled)]",
      'not': function(m) {
        var e = m[6], p = Selector.patterns,
            x = Selector.xpath, le, v;

        var exclusion = [];
        while (e && le != e && (/\S/).test(e)) {
          le = e;
          for (var i in p) {
            if (m = e.match(p[i])) {
              v = Object.isFunction(x[i]) ? x[i](m) : new Template(x[i]).evaluate(m);
              exclusion.push("(" + v.substring(1, v.length - 1) + ")");
              e = e.replace(m[0], '');
              break;
            }
          }
        }
        return "[not(" + exclusion.join(" and ") + ")]";
      },
      'nth-child':      function(m) {
        return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ", m);
      },
      'nth-last-child': function(m) {
        return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ", m);
      },
      'nth-of-type':    function(m) {
        return Selector.xpath.pseudos.nth("position() ", m);
      },
      'nth-last-of-type': function(m) {
        return Selector.xpath.pseudos.nth("(last() + 1 - position()) ", m);
      },
      'first-of-type':  function(m) {
        m[6] = "1"; return Selector.xpath.pseudos['nth-of-type'](m);
      },
      'last-of-type':   function(m) {
        m[6] = "1"; return Selector.xpath.pseudos['nth-last-of-type'](m);
      },
      'only-of-type':   function(m) {
        var p = Selector.xpath.pseudos; return p['first-of-type'](m) + p['last-of-type'](m);
      },
      nth: function(fragment, m) {
        var mm, formula = m[6], predicate;
        if (formula == 'even') formula = '2n+0';
        if (formula == 'odd')  formula = '2n+1';
        if (mm = formula.match(/^(\d+)$/)) // digit only
          return '[' + fragment + "= " + mm[1] + ']';
        if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
          if (mm[1] == "-") mm[1] = -1;
          var a = mm[1] ? Number(mm[1]) : 1;
          var b = mm[2] ? Number(mm[2]) : 0;
          predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " +
          "((#{fragment} - #{b}) div #{a} >= 0)]";
          return new Template(predicate).evaluate({
            fragment: fragment, a: a, b: b });
        }
      }
    }
  },

  criteria: {
    tagName:      'n = h.tagName(n, r, "#{1}", c);      c = false;',
    className:    'n = h.className(n, r, "#{1}", c);    c = false;',
    id:           'n = h.id(n, r, "#{1}", c);           c = false;',
    attrPresence: 'n = h.attrPresence(n, r, "#{1}", c); c = false;',
    attr: function(m) {
      m[3] = (m[5] || m[6]);
      return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(m);
    },
    pseudo: function(m) {
      if (m[6]) m[6] = m[6].replace(/"/g, '\\"');
      return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m);
    },
    descendant:   'c = "descendant";',
    child:        'c = "child";',
    adjacent:     'c = "adjacent";',
    laterSibling: 'c = "laterSibling";'
  },

  patterns: {
    // combinators must be listed first
    // (and descendant needs to be last combinator)
    laterSibling: /^\s*~\s*/,
    child:        /^\s*>\s*/,
    adjacent:     /^\s*\+\s*/,
    descendant:   /^\s/,

    // selectors follow
    tagName:      /^\s*(\*|[\w\-]+)(\b|$)?/,
    id:           /^#([\w\-\*]+)(\b|$)/,
    className:    /^\.([\w\-\*]+)(\b|$)/,
    pseudo:
/^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/,
    attrPresence: /^\[([\w]+)\]/,
    attr:         /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/
  },

  // for Selector.match and Element#match
  assertions: {
    tagName: function(element, matches) {
      return matches[1].toUpperCase() == element.tagName.toUpperCase();
    },

    className: function(element, matches) {
      return Element.hasClassName(element, matches[1]);
    },

    id: function(element, matches) {
      return element.id === matches[1];
    },

    attrPresence: function(element, matches) {
      return Element.hasAttribute(element, matches[1]);
    },

    attr: function(element, matches) {
      var nodeValue = Element.readAttribute(element, matches[1]);
      return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]);
    }
  },

  handlers: {
    // UTILITY FUNCTIONS
    // joins two collections
    concat: function(a, b) {
      for (var i = 0, node; node = b[i]; i++)
        a.push(node);
      return a;
    },

    // marks an array of nodes for counting
    mark: function(nodes) {
      var _true = Prototype.emptyFunction;
      for (var i = 0, node; node = nodes[i]; i++)
        node._countedByPrototype = _true;
      return nodes;
    },

    unmark: function(nodes) {
      for (var i = 0, node; node = nodes[i]; i++)
        node._countedByPrototype = undefined;
      return nodes;
    },

    // mark each child node with its position (for nth calls)
    // "ofType" flag indicates whether we're indexing for nth-of-type
    // rather than nth-child
    index: function(parentNode, reverse, ofType) {
      parentNode._countedByPrototype = Prototype.emptyFunction;
      if (reverse) {
        for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) {
          var node = nodes[i];
          if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++;
        }
      } else {
        for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++)
          if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++;
      }
    },

    // filters out duplicates and extends all nodes
    unique: function(nodes) {
      if (nodes.length == 0) return nodes;
      var results = [], n;
      for (var i = 0, l = nodes.length; i < l; i++)
        if (!(n = nodes[i])._countedByPrototype) {
          n._countedByPrototype = Prototype.emptyFunction;
          results.push(Element.extend(n));
        }
      return Selector.handlers.unmark(results);
    },

    // COMBINATOR FUNCTIONS
    descendant: function(nodes) {
      var h = Selector.handlers;
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        h.concat(results, node.getElementsByTagName('*'));
      return results;
    },

    child: function(nodes) {
      var h = Selector.handlers;
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        for (var j = 0, child; child = node.childNodes[j]; j++)
          if (child.nodeType == 1 && child.tagName != '!') results.push(child);
      }
      return results;
    },

    adjacent: function(nodes) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        var next = this.nextElementSibling(node);
        if (next) results.push(next);
      }
      return results;
    },

    laterSibling: function(nodes) {
      var h = Selector.handlers;
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        h.concat(results, Element.nextSiblings(node));
      return results;
    },

    nextElementSibling: function(node) {
      while (node = node.nextSibling)
	      if (node.nodeType == 1) return node;
      return null;
    },

    previousElementSibling: function(node) {
      while (node = node.previousSibling)
        if (node.nodeType == 1) return node;
      return null;
    },

    // TOKEN FUNCTIONS
    tagName: function(nodes, root, tagName, combinator) {
      var uTagName = tagName.toUpperCase();
      var results = [], h = Selector.handlers;
      if (nodes) {
        if (combinator) {
          // fastlane for ordinary descendant combinators
          if (combinator == "descendant") {
            for (var i = 0, node; node = nodes[i]; i++)
              h.concat(results, node.getElementsByTagName(tagName));
            return results;
          } else nodes = this[combinator](nodes);
          if (tagName == "*") return nodes;
        }
        for (var i = 0, node; node = nodes[i]; i++)
          if (node.tagName.toUpperCase() === uTagName) results.push(node);
        return results;
      } else return root.getElementsByTagName(tagName);
    },

    id: function(nodes, root, id, combinator) {
      var targetNode = $(id), h = Selector.handlers;
      if (!targetNode) return [];
      if (!nodes && root == document) return [targetNode];
      if (nodes) {
        if (combinator) {
          if (combinator == 'child') {
            for (var i = 0, node; node = nodes[i]; i++)
              if (targetNode.parentNode == node) return [targetNode];
          } else if (combinator == 'descendant') {
            for (var i = 0, node; node = nodes[i]; i++)
              if (Element.descendantOf(targetNode, node)) return [targetNode];
          } else if (combinator == 'adjacent') {
            for (var i = 0, node; node = nodes[i]; i++)
              if (Selector.handlers.previousElementSibling(targetNode) == node)
                return [targetNode];
          } else nodes = h[combinator](nodes);
        }
        for (var i = 0, node; node = nodes[i]; i++)
          if (node == targetNode) return [targetNode];
        return [];
      }
      return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : [];
    },

    className: function(nodes, root, className, combinator) {
      if (nodes && combinator) nodes = this[combinator](nodes);
      return Selector.handlers.byClassName(nodes, root, className);
    },

    byClassName: function(nodes, root, className) {
      if (!nodes) nodes = Selector.handlers.descendant([root]);
      var needle = ' ' + className + ' ';
      for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) {
        nodeClassName = node.className;
        if (nodeClassName.length == 0) continue;
        if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle))
          results.push(node);
      }
      return results;
    },

    attrPresence: function(nodes, root, attr, combinator) {
      if (!nodes) nodes = root.getElementsByTagName("*");
      if (nodes && combinator) nodes = this[combinator](nodes);
      var results = [];
      for (var i = 0, node; node = nodes[i]; i++)
        if (Element.hasAttribute(node, attr)) results.push(node);
      return results;
    },

    attr: function(nodes, root, attr, value, operator, combinator) {
      if (!nodes) nodes = root.getElementsByTagName("*");
      if (nodes && combinator) nodes = this[combinator](nodes);
      var handler = Selector.operators[operator], results = [];
      for (var i = 0, node; node = nodes[i]; i++) {
        var nodeValue = Element.readAttribute(node, attr);
        if (nodeValue === null) continue;
        if (handler(nodeValue, value)) results.push(node);
      }
      return results;
    },

    pseudo: function(nodes, name, value, root, combinator) {
      if (nodes && combinator) nodes = this[combinator](nodes);
      if (!nodes) nodes = root.getElementsByTagName("*");
      return Selector.pseudos[name](nodes, value, root);
    }
  },

  pseudos: {
    'first-child': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        if (Selector.handlers.previousElementSibling(node)) continue;
          results.push(node);
      }
      return results;
    },
    'last-child': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        if (Selector.handlers.nextElementSibling(node)) continue;
          results.push(node);
      }
      return results;
    },
    'only-child': function(nodes, value, root) {
      var h = Selector.handlers;
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (!h.previousElementSibling(node) && !h.nextElementSibling(node))
          results.push(node);
      return results;
    },
    'nth-child':        function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, formula, root);
    },
    'nth-last-child':   function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, formula, root, true);
    },
    'nth-of-type':      function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, formula, root, false, true);
    },
    'nth-last-of-type': function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, formula, root, true, true);
    },
    'first-of-type':    function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, "1", root, false, true);
    },
    'last-of-type':     function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, "1", root, true, true);
    },
    'only-of-type':     function(nodes, formula, root) {
      var p = Selector.pseudos;
      return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root);
    },

    // handles the an+b logic
    getIndices: function(a, b, total) {
      if (a == 0) return b > 0 ? [b] : [];
      return $R(1, total).inject([], function(memo, i) {
        if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i);
        return memo;
      });
    },

    // handles nth(-last)-child, nth(-last)-of-type, and (first|last)-of-type
    nth: function(nodes, formula, root, reverse, ofType) {
      if (nodes.length == 0) return [];
      if (formula == 'even') formula = '2n+0';
      if (formula == 'odd')  formula = '2n+1';
      var h = Selector.handlers, results = [], indexed = [], m;
      h.mark(nodes);
      for (var i = 0, node; node = nodes[i]; i++) {
        if (!node.parentNode._countedByPrototype) {
          h.index(node.parentNode, reverse, ofType);
          indexed.push(node.parentNode);
        }
      }
      if (formula.match(/^\d+$/)) { // just a number
        formula = Number(formula);
        for (var i = 0, node; node = nodes[i]; i++)
          if (node.nodeIndex == formula) results.push(node);
      } else if (m = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
        if (m[1] == "-") m[1] = -1;
        var a = m[1] ? Number(m[1]) : 1;
        var b = m[2] ? Number(m[2]) : 0;
        var indices = Selector.pseudos.getIndices(a, b, nodes.length);
        for (var i = 0, node, l = indices.length; node = nodes[i]; i++) {
          for (var j = 0; j < l; j++)
            if (node.nodeIndex == indices[j]) results.push(node);
        }
      }
      h.unmark(nodes);
      h.unmark(indexed);
      return results;
    },

    'empty': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        // IE treats comments as element nodes
        if (node.tagName == '!' || (node.firstChild && !node.innerHTML.match(/^\s*$/))) continue;
        results.push(node);
      }
      return results;
    },

    'not': function(nodes, selector, root) {
      var h = Selector.handlers, selectorType, m;
      var exclusions = new Selector(selector).findElements(root);
      h.mark(exclusions);
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (!node._countedByPrototype) results.push(node);
      h.unmark(exclusions);
      return results;
    },

    'enabled': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (!node.disabled) results.push(node);
      return results;
    },

    'disabled': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (node.disabled) results.push(node);
      return results;
    },

    'checked': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (node.checked) results.push(node);
      return results;
    }
  },

  operators: {
    '=':  function(nv, v) { return nv == v; },
    '!=': function(nv, v) { return nv != v; },
    '^=': function(nv, v) { return nv.startsWith(v); },
    '$=': function(nv, v) { return nv.endsWith(v); },
    '*=': function(nv, v) { return nv.include(v); },
    '~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); },
    '|=': function(nv, v) { return ('-' + nv.toUpperCase() + '-').include('-' + v.toUpperCase() + '-'); }
  },

  split: function(expression) {
    var expressions = [];
    expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
      expressions.push(m[1].strip());
    });
    return expressions;
  },

  matchElements: function(elements, expression) {
    var matches = $$(expression), h = Selector.handlers;
    h.mark(matches);
    for (var i = 0, results = [], element; element = elements[i]; i++)
      if (element._countedByPrototype) results.push(element);
    h.unmark(matches);
    return results;
  },

  findElement: function(elements, expression, index) {
    if (Object.isNumber(expression)) {
      index = expression; expression = false;
    }
    return Selector.matchElements(elements, expression || '*')[index || 0];
  },

  findChildElements: function(element, expressions) {
    expressions = Selector.split(expressions.join(','));
    var results = [], h = Selector.handlers;
    for (var i = 0, l = expressions.length, selector; i < l; i++) {
      selector = new Selector(expressions[i].strip());
      h.concat(results, selector.findElements(element));
    }
    return (l > 1) ? h.unique(results) : results;
  }
});

if (Prototype.Browser.IE) {
  Object.extend(Selector.handlers, {
    // IE returns comment nodes on getElementsByTagName("*").
    // Filter them out.
    concat: function(a, b) {
      for (var i = 0, node; node = b[i]; i++)
        if (node.tagName !== "!") a.push(node);
      return a;
    },

    // IE improperly serializes _countedByPrototype in (inner|outer)HTML.
    unmark: function(nodes) {
      for (var i = 0, node; node = nodes[i]; i++)
        node.removeAttribute('_countedByPrototype');
      return nodes;
    }
  });
}

function $$() {
  return Selector.findChildElements(document, $A(arguments));
}
var Form = {
  reset: function(form) {
    $(form).reset();
    return form;
  },

  serializeElements: function(elements, options) {
    if (typeof options != 'object') options = { hash: !!options };
    else if (Object.isUndefined(options.hash)) options.hash = true;
    var key, value, submitted = false, submit = options.submit;

    var data = elements.inject({ }, function(result, element) {
      if (!element.disabled && element.name) {
        key = element.name; value = $(element).getValue();
        if (value != null && (element.type != 'submit' || (!submitted &&
            submit !== false && (!submit || key == submit) && (submitted = true)))) {
          if (key in result) {
            // a key is already present; construct an array of values
            if (!Object.isArray(result[key])) result[key] = [result[key]];
            result[key].push(value);
          }
          else result[key] = value;
        }
      }
      return result;
    });

    return options.hash ? data : Object.toQueryString(data);
  }
};

Form.Methods = {
  serialize: function(form, options) {
    return Form.serializeElements(Form.getElements(form), options);
  },

  getElements: function(form) {
    return $A($(form).getElementsByTagName('*')).inject([],
      function(elements, child) {
        if (Form.Element.Serializers[child.tagName.toLowerCase()])
          elements.push(Element.extend(child));
        return elements;
      }
    );
  },

  getInputs: function(form, typeName, name) {
    form = $(form);
    var inputs = form.getElementsByTagName('input');

    if (!typeName && !name) return $A(inputs).map(Element.extend);

    for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) {
      var input = inputs[i];
      if ((typeName && input.type != typeName) || (name && input.name != name))
        continue;
      matchingInputs.push(Element.extend(input));
    }

    return matchingInputs;
  },

  disable: function(form) {
    form = $(form);
    Form.getElements(form).invoke('disable');
    return form;
  },

  enable: function(form) {
    form = $(form);
    Form.getElements(form).invoke('enable');
    return form;
  },

  findFirstElement: function(form) {
    var elements = $(form).getElements().findAll(function(element) {
      return 'hidden' != element.type && !element.disabled;
    });
    var firstByIndex = elements.findAll(function(element) {
      return element.hasAttribute('tabIndex') && element.tabIndex >= 0;
    }).sortBy(function(element) { return element.tabIndex }).first();

    return firstByIndex ? firstByIndex : elements.find(function(element) {
      return ['input', 'select', 'textarea'].include(element.tagName.toLowerCase());
    });
  },

  focusFirstElement: function(form) {
    form = $(form);
    form.findFirstElement().activate();
    return form;
  },

  request: function(form, options) {
    form = $(form), options = Object.clone(options || { });

    var params = options.parameters, action = form.readAttribute('action') || '';
    if (action.blank()) action = window.location.href;
    options.parameters = form.serialize(true);

    if (params) {
      if (Object.isString(params)) params = params.toQueryParams();
      Object.extend(options.parameters, params);
    }

    if (form.hasAttribute('method') && !options.method)
      options.method = form.method;

    return new Ajax.Request(action, options);
  }
};

/*--------------------------------------------------------------------------*/

Form.Element = {
  focus: function(element) {
    $(element).focus();
    return element;
  },

  select: function(element) {
    $(element).select();
    return element;
  }
};

Form.Element.Methods = {
  serialize: function(element) {
    element = $(element);
    if (!element.disabled && element.name) {
      var value = element.getValue();
      if (value != undefined) {
        var pair = { };
        pair[element.name] = value;
        return Object.toQueryString(pair);
      }
    }
    return '';
  },

  getValue: function(element) {
    element = $(element);
    var method = element.tagName.toLowerCase();
    return Form.Element.Serializers[method](element);
  },

  setValue: function(element, value) {
    element = $(element);
    var method = element.tagName.toLowerCase();
    Form.Element.Serializers[method](element, value);
    return element;
  },

  clear: function(element) {
    $(element).value = '';
    return element;
  },

  present: function(element) {
    return $(element).value != '';
  },

  activate: function(element) {
    element = $(element);
    try {
      element.focus();
      if (element.select && (element.tagName.toLowerCase() != 'input' ||
          !['button', 'reset', 'submit'].include(element.type)))
        element.select();
    } catch (e) { }
    return element;
  },

  disable: function(element) {
    element = $(element);
    element.blur();
    element.disabled = true;
    return element;
  },

  enable: function(element) {
    element = $(element);
    element.disabled = false;
    return element;
  }
};

/*--------------------------------------------------------------------------*/

var Field = Form.Element;
var $F = Form.Element.Methods.getValue;

/*--------------------------------------------------------------------------*/

Form.Element.Serializers = {
  input: function(element, value) {
    switch (element.type.toLowerCase()) {
      case 'checkbox':
      case 'radio':
        return Form.Element.Serializers.inputSelector(element, value);
      default:
        return Form.Element.Serializers.textarea(element, value);
    }
  },

  inputSelector: function(element, value) {
    if (Object.isUndefined(value)) return element.checked ? element.value : null;
    else element.checked = !!value;
  },

  textarea: function(element, value) {
    if (Object.isUndefined(value)) return element.value;
    else element.value = value;
  },

  select: function(element, index) {
    if (Object.isUndefined(index))
      return this[element.type == 'select-one' ?
        'selectOne' : 'selectMany'](element);
    else {
      var opt, value, single = !Object.isArray(index);
      for (var i = 0, length = element.length; i < length; i++) {
        opt = element.options[i];
        value = this.optionValue(opt);
        if (single) {
          if (value == index) {
            opt.selected = true;
            return;
          }
        }
        else opt.selected = index.include(value);
      }
    }
  },

  selectOne: function(element) {
    var index = element.selectedIndex;
    return index >= 0 ? this.optionValue(element.options[index]) : null;
  },

  selectMany: function(element) {
    var values, length = element.length;
    if (!length) return null;

    for (var i = 0, values = []; i < length; i++) {
      var opt = element.options[i];
      if (opt.selected) values.push(this.optionValue(opt));
    }
    return values;
  },

  optionValue: function(opt) {
    // extend element because hasAttribute may not be native
    return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text;
  }
};

/*--------------------------------------------------------------------------*/

Abstract.TimedObserver = Class.create(PeriodicalExecuter, {
  initialize: function($super, element, frequency, callback) {
    $super(callback, frequency);
    this.element   = $(element);
    this.lastValue = this.getValue();
  },

  execute: function() {
    var value = this.getValue();
    if (Object.isString(this.lastValue) && Object.isString(value) ?
        this.lastValue != value : String(this.lastValue) != String(value)) {
      this.callback(this.element, value);
      this.lastValue = value;
    }
  }
});

Form.Element.Observer = Class.create(Abstract.TimedObserver, {
  getValue: function() {
    return Form.Element.getValue(this.element);
  }
});

Form.Observer = Class.create(Abstract.TimedObserver, {
  getValue: function() {
    return Form.serialize(this.element);
  }
});

/*--------------------------------------------------------------------------*/

Abstract.EventObserver = Class.create({
  initialize: function(element, callback) {
    this.element  = $(element);
    this.callback = callback;

    this.lastValue = this.getValue();
    if (this.element.tagName.toLowerCase() == 'form')
      this.registerFormCallbacks();
    else
      this.registerCallback(this.element);
  },

  onElementEvent: function() {
    var value = this.getValue();
    if (this.lastValue != value) {
      this.callback(this.element, value);
      this.lastValue = value;
    }
  },

  registerFormCallbacks: function() {
    Form.getElements(this.element).each(this.registerCallback, this);
  },

  registerCallback: function(element) {
    if (element.type) {
      switch (element.type.toLowerCase()) {
        case 'checkbox':
        case 'radio':
          Event.observe(element, 'click', this.onElementEvent.bind(this));
          break;
        default:
          Event.observe(element, 'change', this.onElementEvent.bind(this));
          break;
      }
    }
  }
});

Form.Element.EventObserver = Class.create(Abstract.EventObserver, {
  getValue: function() {
    return Form.Element.getValue(this.element);
  }
});

Form.EventObserver = Class.create(Abstract.EventObserver, {
  getValue: function() {
    return Form.serialize(this.element);
  }
});
if (!window.Event) var Event = { };

Object.extend(Event, {
  KEY_BACKSPACE: 8,
  KEY_TAB:       9,
  KEY_RETURN:   13,
  KEY_ESC:      27,
  KEY_LEFT:     37,
  KEY_UP:       38,
  KEY_RIGHT:    39,
  KEY_DOWN:     40,
  KEY_DELETE:   46,
  KEY_HOME:     36,
  KEY_END:      35,
  KEY_PAGEUP:   33,
  KEY_PAGEDOWN: 34,
  KEY_INSERT:   45,

  cache: { },

  relatedTarget: function(event) {
    var element;
    switch(event.type) {
      case 'mouseover': element = event.fromElement; break;
      case 'mouseout':  element = event.toElement;   break;
      default: return null;
    }
    return Element.extend(element);
  }
});

Event.Methods = (function() {
  var isButton;

  if (Prototype.Browser.IE) {
    var buttonMap = { 0: 1, 1: 4, 2: 2 };
    isButton = function(event, code) {
      return event.button == buttonMap[code];
    };

  } else if (Prototype.Browser.WebKit) {
    isButton = function(event, code) {
      switch (code) {
        case 0: return event.which == 1 && !event.metaKey;
        case 1: return event.which == 1 && event.metaKey;
        default: return false;
      }
    };

  } else {
    isButton = function(event, code) {
      return event.which ? (event.which === code + 1) : (event.button === code);
    };
  }

  return {
    isLeftClick:   function(event) { return isButton(event, 0) },
    isMiddleClick: function(event) { return isButton(event, 1) },
    isRightClick:  function(event) { return isButton(event, 2) },

    element: function(event) {
      var node = Event.extend(event).target;
      return Element.extend(node.nodeType == Node.TEXT_NODE ? node.parentNode : node);
    },

    findElement: function(event, expression) {
      var element = Event.element(event);
      if (!expression) return element;
      var elements = [element].concat(element.ancestors());
      return Selector.findElement(elements, expression, 0);
    },

    pointer: function(event) {
      return {
        x: event.pageX || (event.clientX +
          (document.documentElement.scrollLeft || document.body.scrollLeft)),
        y: event.pageY || (event.clientY +
          (document.documentElement.scrollTop || document.body.scrollTop))
      };
    },

    pointerX: function(event) { return Event.pointer(event).x },
    pointerY: function(event) { return Event.pointer(event).y },

    stop: function(event) {
      Event.extend(event);
      event.preventDefault();
      event.stopPropagation();
      event.stopped = true;
    }
  };
})();

Event.extend = (function() {
  var methods = Object.keys(Event.Methods).inject({ }, function(m, name) {
    m[name] = Event.Methods[name].methodize();
    return m;
  });

  if (Prototype.Browser.IE) {
    Object.extend(methods, {
      stopPropagation: function() { this.cancelBubble = true },
      preventDefault:  function() { this.returnValue = false },
      inspect: function() { return "[object Event]" }
    });

    return function(event) {
      if (!event) return false;
      if (event._extendedByPrototype) return event;

      event._extendedByPrototype = Prototype.emptyFunction;
      var pointer = Event.pointer(event);
      Object.extend(event, {
        target: event.srcElement,
        relatedTarget: Event.relatedTarget(event),
        pageX:  pointer.x,
        pageY:  pointer.y
      });
      return Object.extend(event, methods);
    };

  } else {
    Event.prototype = Event.prototype || document.createEvent("HTMLEvents").__proto__;
    Object.extend(Event.prototype, methods);
    return Prototype.K;
  }
})();

Object.extend(Event, (function() {
  var cache = Event.cache;

  function getEventID(element) {
    if (element._prototypeEventID) return element._prototypeEventID[0];
    arguments.callee.id = arguments.callee.id || 1;
    return element._prototypeEventID = [++arguments.callee.id];
  }

  function getDOMEventName(eventName) {
    if (eventName && eventName.include(':')) return "dataavailable";
    return eventName;
  }

  function getCacheForID(id) {
    return cache[id] = cache[id] || { };
  }

  function getWrappersForEventName(id, eventName) {
    var c = getCacheForID(id);
    return c[eventName] = c[eventName] || [];
  }

  function createWrapper(element, eventName, handler) {
    var id = getEventID(element);
    var c = getWrappersForEventName(id, eventName);
    if (c.pluck("handler").include(handler)) return false;

    var wrapper = function(event) {
      if (!Event || !Event.extend ||
        (event.eventName && event.eventName != eventName))
          return false;

      Event.extend(event);
      handler.call(element, event);
    };

    wrapper.handler = handler;
    c.push(wrapper);
    return wrapper;
  }

  function findWrapper(id, eventName, handler) {
    var c = getWrappersForEventName(id, eventName);
    return c.find(function(wrapper) { return wrapper.handler == handler });
  }

  function destroyWrapper(id, eventName, handler) {
    var c = getCacheForID(id);
    if (!c[eventName]) return false;
    c[eventName] = c[eventName].without(findWrapper(id, eventName, handler));
  }

  function destroyCache() {
    for (var id in cache)
      for (var eventName in cache[id])
        cache[id][eventName] = null;
  }

  if (window.attachEvent) {
    window.attachEvent("onunload", destroyCache);
  }

  return {
    observe: function(element, eventName, handler) {
      element = $(element);
      var name = getDOMEventName(eventName);

      var wrapper = createWrapper(element, eventName, handler);
      if (!wrapper) return element;

      if (element.addEventListener) {
        element.addEventListener(name, wrapper, false);
      } else {
        element.attachEvent("on" + name, wrapper);
      }

      return element;
    },

    stopObserving: function(element, eventName, handler) {
      element = $(element);
      var id = getEventID(element), name = getDOMEventName(eventName);

      if (!handler && eventName) {
        getWrappersForEventName(id, eventName).each(function(wrapper) {
          element.stopObserving(eventName, wrapper.handler);
        });
        return element;

      } else if (!eventName) {
        Object.keys(getCacheForID(id)).each(function(eventName) {
          element.stopObserving(eventName);
        });
        return element;
      }

      var wrapper = findWrapper(id, eventName, handler);
      if (!wrapper) return element;

      if (element.removeEventListener) {
        element.removeEventListener(name, wrapper, false);
      } else {
        element.detachEvent("on" + name, wrapper);
      }

      destroyWrapper(id, eventName, handler);

      return element;
    },

    fire: function(element, eventName, memo) {
      element = $(element);
      if (element == document && document.createEvent && !element.dispatchEvent)
        element = document.documentElement;

      var event;
      if (document.createEvent) {
        event = document.createEvent("HTMLEvents");
        event.initEvent("dataavailable", true, true);
      } else {
        event = document.createEventObject();
        event.eventType = "ondataavailable";
      }

      event.eventName = eventName;
      event.memo = memo || { };

      if (document.createEvent) {
        element.dispatchEvent(event);
      } else {
        element.fireEvent(event.eventType, event);
      }

      return Event.extend(event);
    }
  };
})());

Object.extend(Event, Event.Methods);

Element.addMethods({
  fire:          Event.fire,
  observe:       Event.observe,
  stopObserving: Event.stopObserving
});

Object.extend(document, {
  fire:          Element.Methods.fire.methodize(),
  observe:       Element.Methods.observe.methodize(),
  stopObserving: Element.Methods.stopObserving.methodize(),
  loaded:        false
});

(function() {
  /* Support for the DOMContentLoaded event is based on work by Dan Webb,
     Matthias Miller, Dean Edwards and John Resig. */

  var timer;

  function fireContentLoadedEvent() {
    if (document.loaded) return;
    if (timer) window.clearInterval(timer);
    document.fire("dom:loaded");
    document.loaded = true;
  }

  if (document.addEventListener) {
    if (Prototype.Browser.WebKit) {
      timer = window.setInterval(function() {
        if (/loaded|complete/.test(document.readyState))
          fireContentLoadedEvent();
      }, 0);

      Event.observe(window, "load", fireContentLoadedEvent);

    } else {
      document.addEventListener("DOMContentLoaded",
        fireContentLoadedEvent, false);
    }

  } else {
    document.write("<script id=__onDOMContentLoaded defer src=//:><\/script>");
    $("__onDOMContentLoaded").onreadystatechange = function() {
      if (this.readyState == "complete") {
        this.onreadystatechange = null;
        fireContentLoadedEvent();
      }
    };
  }
})();
/*------------------------------- DEPRECATED -------------------------------*/

Hash.toQueryString = Object.toQueryString;

var Toggle = { display: Element.toggle };

Element.Methods.childOf = Element.Methods.descendantOf;

var Insertion = {
  Before: function(element, content) {
    return Element.insert(element, {before:content});
  },

  Top: function(element, content) {
    return Element.insert(element, {top:content});
  },

  Bottom: function(element, content) {
    return Element.insert(element, {bottom:content});
  },

  After: function(element, content) {
    return Element.insert(element, {after:content});
  }
};

var $continue = new Error('"throw $continue" is deprecated, use "return" instead');

// This should be moved to script.aculo.us; notice the deprecated methods
// further below, that map to the newer Element methods.
var Position = {
  // set to true if needed, warning: firefox performance problems
  // NOT neeeded for page scrolling, only if draggable contained in
  // scrollable elements
  includeScrollOffsets: false,

  // must be called before calling withinIncludingScrolloffset, every time the
  // page is scrolled
  prepare: function() {
    this.deltaX =  window.pageXOffset
                || document.documentElement.scrollLeft
                || document.body.scrollLeft
                || 0;
    this.deltaY =  window.pageYOffset
                || document.documentElement.scrollTop
                || document.body.scrollTop
                || 0;
  },

  // caches x/y coordinate pair to use with overlap
  within: function(element, x, y) {
    if (this.includeScrollOffsets)
      return this.withinIncludingScrolloffsets(element, x, y);
    this.xcomp = x;
    this.ycomp = y;
    this.offset = Element.cumulativeOffset(element);

    return (y >= this.offset[1] &&
            y <  this.offset[1] + element.offsetHeight &&
            x >= this.offset[0] &&
            x <  this.offset[0] + element.offsetWidth);
  },

  withinIncludingScrolloffsets: function(element, x, y) {
    var offsetcache = Element.cumulativeScrollOffset(element);

    this.xcomp = x + offsetcache[0] - this.deltaX;
    this.ycomp = y + offsetcache[1] - this.deltaY;
    this.offset = Element.cumulativeOffset(element);

    return (this.ycomp >= this.offset[1] &&
            this.ycomp <  this.offset[1] + element.offsetHeight &&
            this.xcomp >= this.offset[0] &&
            this.xcomp <  this.offset[0] + element.offsetWidth);
  },

  // within must be called directly before
  overlap: function(mode, element) {
    if (!mode) return 0;
    if (mode == 'vertical')
      return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
        element.offsetHeight;
    if (mode == 'horizontal')
      return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
        element.offsetWidth;
  },

  // Deprecation layer -- use newer Element methods now (1.5.2).

  cumulativeOffset: Element.Methods.cumulativeOffset,

  positionedOffset: Element.Methods.positionedOffset,

  absolutize: function(element) {
    Position.prepare();
    return Element.absolutize(element);
  },

  relativize: function(element) {
    Position.prepare();
    return Element.relativize(element);
  },

  realOffset: Element.Methods.cumulativeScrollOffset,

  offsetParent: Element.Methods.getOffsetParent,

  page: Element.Methods.viewportOffset,

  clone: function(source, target, options) {
    options = options || { };
    return Element.clonePosition(target, source, options);
  }
};

/*--------------------------------------------------------------------------*/

if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){
  function iter(name) {
    return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]";
  }

  instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ?
  function(element, className) {
    className = className.toString().strip();
    var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className);
    return cond ? document._getElementsByXPath('.//*' + cond, element) : [];
  } : function(element, className) {
    className = className.toString().strip();
    var elements = [], classNames = (/\s/.test(className) ? $w(className) : null);
    if (!classNames && !className) return elements;

    var nodes = $(element).getElementsByTagName('*');
    className = ' ' + className + ' ';

    for (var i = 0, child, cn; child = nodes[i]; i++) {
      if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) ||
          (classNames && classNames.all(function(name) {
            return !name.toString().blank() && cn.include(' ' + name + ' ');
          }))))
        elements.push(Element.extend(child));
    }
    return elements;
  };

  return function(className, parentElement) {
    return $(parentElement || document.body).getElementsByClassName(className);
  };
}(Element.Methods);

/*--------------------------------------------------------------------------*/

Element.ClassNames = Class.create();
Element.ClassNames.prototype = {
  initialize: function(element) {
    this.element = $(element);
  },

  _each: function(iterator) {
    this.element.className.split(/\s+/).select(function(name) {
      return name.length > 0;
    })._each(iterator);
  },

  set: function(className) {
    this.element.className = className;
  },

  add: function(classNameToAdd) {
    if (this.include(classNameToAdd)) return;
    this.set($A(this).concat(classNameToAdd).join(' '));
  },

  remove: function(classNameToRemove) {
    if (!this.include(classNameToRemove)) return;
    this.set($A(this).without(classNameToRemove).join(' '));
  },

  toString: function() {
    return $A(this).join(' ');
  }
};

Object.extend(Element.ClassNames.prototype, Enumerable);

/*--------------------------------------------------------------------------*/

Element.addMethods();

/* **************************************************************************** */
/* FILE:javascript/ajax/pnajax.js 
/* **************************************************************************** */
/**
 * PostNuke Application Framework
 *
 * @copyright (c) 2001, PostNuke Development Team
 * @link http://www.postnuke.com
 * @license GNU/GPL - http://www.gnu.org/copyleft/gpl.html
 * @package PostNuke_Core
 * @subpackage PostNuke_pnAjax
*/

/**
 * pndejsonize
 * unserializes an array
 *
 *@param jsondata JSONized array in utf-8 (as created by AjaxUtil::output
 *@return array
 */
function pndejsonize(jsondata)
{
    var result;
    try {
        result = eval('(' + jsondata + ')');
    } catch(error) {
        alert('illegal JSON response: \n' + error + 'in\n' + jsondata);
    }
    return result;
}

/**
 * pnshowajaxerror
 * shows an error message with alert()
 *
 * todo: beautify this
 *
 *@param errortext the text to show
 *@return void
 *
 */
function pnshowajaxerror(errortext)
{
    alert(errortext); 
    return;
}

/**
 * pnsetselectoption
 * sets a select to a given value
 *
 *@param id select id or object
 *@param sel the value that should be selected 
 *@return void
 *
 */
function pnsetselectoption(id, sel)
{
    $A($(id).options).each(function(opt){ opt.selected = (opt.value == sel);});
}

/**
 * pngetcheckboxvalue
 * gets the value of a checkbox depending on the state
 *
 *@param id checkbox id or object
 *@return string
 *
 */
function pngetcheckboxvalue(id)
{
    try {
        if($(id)) {
            if($(id).checked==true) {
                return $(id).value;
            }
            return '';
        }
    } catch(error) {
        alert("pngetcheckboxvalue: unknown checkbox '" + id +"'");
    }
}

/** 
 * pnupdateauthids
 * updates all hidden authid fields with a new authid obtained with an ajax call
 *
 *@param authid the new authid
 *@return void
 *
 */
function pnupdateauthids(authid)
{
    if(authid.length != 0) {
        for(var i=0; i<document.forms.length; i++) {
            for(var j=0; j<document.forms[i].elements.length; j++) {
                if(document.forms[i].elements[j].type=='hidden' && document.forms[i].elements[j].name=='authid') {
                    document.forms[i].elements[j].value = authid;
                }
            }
        }
    }
    return;
}

/** 
 * Ajax timeout detection. We set the time out to 5 seconds
 * taken from http://codejanitor.com/wp/2006/03/23/ajax-timeouts-with-prototype/
 *
 *@param none
 *@return void
 *
 */
function callInProgress(xmlhttp) {
    switch (xmlhttp.readyState) {
        case 1: 
        case 2: 
        case 3:
            return true;
            break;
        // Case 4 and 0
        default:
            return false;
            break;
    }
}

// Register global responders that will occur on all AJAX requests
Ajax.Responders.register({
    onCreate: function(request) {
        if($('ajax_indicator')) {
            Element.show('ajax_indicator');
        }
        request['timeoutId'] = window.setTimeout(
            function() {
                // If we have hit the timeout and the AJAX request is active, abort it and let the user know
                if (callInProgress(request.transport)) {
                    request.transport.abort();                           
                    if($('ajax_indicator') && $('ajax_indicator').tagName == 'IMG') {
                        $('ajax_indicator').src = document.baseURI + 'images/icons/ajax/error.gif';
                    }
                    pnshowajaxerror('Ajax connection time out!');
                    // Run the onFailure method if we set one up when creating the AJAX object
                    if (request.options['onFailure']) {
                        request.options['onFailure'](request.transport, request.json);
                    }
                }
            },
            5000 // Five seconds - change your timeout here if needed!!
        );
    },
    onComplete: function(request) {
        if($('ajax_indicator')) {
            Element.hide('ajax_indicator');
        }
        // Clear the timeout, the request completed ok
        window.clearTimeout(request['timeoutId']);
    }
});


/**
 * recolor
 * set pn-odd / pn-even on each li after append, move and delete
 *
 *@params  string listclass class applied to the list of items
 *@params  string headerclass class applied to the header of the list
 *@returns none;
 *@author  Frank Schummertz
 */
function pnrecolor(listclass, headerclass )
{
    var pnodd = true;
    
    $A($(listclass).childNodes).each(
        function(node)
        {
            if(Element.hasClassName(node, headerclass)) {
            } else {
                Element.removeClassName(node, 'pn-odd');
                Element.removeClassName(node, 'pn-even');

                if(pnodd == true) {
                    Element.addClassName(node, 'pn-odd');
                } else {
                    Element.addClassName(node, 'pn-even');
                }
                pnodd = !pnodd;
            }
        }
        );
}

/**
 * switchdisplaystate
 * change the display attribute of an specific object
 *
 * @params  string id of the object to hide/show
 * @returns none;
 * @author  Axel Guckelsberger
 * @author  Mateo Tibaquira
 */
function switchdisplaystate(id)
{
    var pntmpobj = $(id);

    if (pntmpobj.getStyle('display') == 'none') {
        if(typeof(Effect) != "undefined") {
            Effect.BlindDown(pntmpobj);
        } else {
            pntmpobj.show();
        }
    } else {
        if(typeof(Effect) != "undefined") {
            Effect.BlindUp(pntmpobj);
        } else {
            pntmpobj.hide();
        }
    }
}


//Check for valid numeric strings
function isNumeric(strString)
{
var strValidChars = "0123456789.-";
var strChar;
var blnResult = true;

if (strString.length == 0) return false;

// test strString consists of valid characters listed above
for (k = 0; k < strString.length && blnResult == true; k++)
   {
   strChar = strString.charAt(k);
   if (strValidChars.indexOf(strChar) == -1)
      {
      blnResult = false;
      }
   }
return blnResult;
}

//Invert all checkboxes at once by clicking a single checkbox.
function invertAll(headerfield, checkform, mask) {
	for ( var i = 0; i < checkform.length; i++) {
		if (typeof (checkform[i].name) == "undefined"
				|| (typeof (mask) != "undefined" && checkform[i].name.substr(0,
						mask.length) != mask))
			continue;

		if (!checkform[i].disabled)
			checkform[i].checked = headerfield.checked;
	}
}

function showhide_data(show_id, hide_id, toggle_id) {
	Element.addClassName(show_id, 'pn-hide');
	Element.removeClassName(hide_id, 'pn-hide');
	Element.toggleClassName(toggle_id, 'pn-hide');
}

function slidedownup_data(show_id, hide_id, toggle_id) {
	
	Element.addClassName(show_id, 'pn-hide');
	Element.removeClassName(hide_id, 'pn-hide');
	Effect.toggle(toggle_id, 'slide');
}

function helpinit () {
	var helpText = $$('span.helptext');
	/*for (var i=0;i<helpText.length;i++) {
		helpText[i].toggle();
	}*/
	
	var helpLink = $$('a.helplink');
	for (var i=0;i<helpLink.length;i++) {		
		var helpNode = helpText[i];
		Event.observe($(helpLink[i].id), 'click', function(){this.toggle();}.bind($(helpNode.id)), false);
	}
}

//Open a new window in a smaller popup.
function reqWin(desktopURL, alternateWidth, alternateHeight)
{
	window.open(desktopURL, 'requested_popup', 'toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,width=' + (alternateWidth ? alternateWidth : 480) + ',height=' + (alternateHeight ? alternateHeight : 220) + ',resizable=no');

	// Return false so the click won't follow the link ;).
	return false;
}

/* **************************************************************************** */
/* FILE:javascript/ajax/scriptaculous.js 
/* **************************************************************************** */
var Scriptaculous={Version:"1.8.1",require:function(_1){document.write("<script type=\"text/javascript\" src=\""+_1+"\"></script>");},REQUIRED_PROTOTYPE:"1.6.0",load:function(){function convertVersionString(_2){var r=_2.split(".");return parseInt(r[0])*100000+parseInt(r[1])*1000+parseInt(r[2]);};if((typeof Prototype=="undefined")||(typeof Element=="undefined")||(typeof Element.Methods=="undefined")||(convertVersionString(Prototype.Version)<convertVersionString(Scriptaculous.REQUIRED_PROTOTYPE))){throw ("script.aculo.us requires the Prototype JavaScript framework >= "+Scriptaculous.REQUIRED_PROTOTYPE);}$A(document.getElementsByTagName("script")).findAll(function(s){return (s.src&&s.src.match(/scriptaculous\.js(\?.*)?$/));}).each(function(s){var _6=s.src.replace(/scriptaculous\.js(\?.*)?$/,"");var _7=s.src.match(/\?.*load=([a-z,]*)/);(_7?_7[1]:"builder,effects,dragdrop,controls,slider,sound").split(",").each(function(_8){Scriptaculous.require(_6+_8+".js");});});}};Scriptaculous.load();

/* **************************************************************************** */
/* FILE:javascript/ajax/builder.js 
/* **************************************************************************** */
var Builder={NODEMAP:{AREA:"map",CAPTION:"table",COL:"table",COLGROUP:"table",LEGEND:"fieldset",OPTGROUP:"select",OPTION:"select",PARAM:"object",TBODY:"table",TD:"table",TFOOT:"table",TH:"table",THEAD:"table",TR:"table"},node:function(_1){_1=_1.toUpperCase();var _2=this.NODEMAP[_1]||"div";var _3=document.createElement(_2);try{_3.innerHTML="<"+_1+"></"+_1+">";}catch(e){}var _4=_3.firstChild||null;if(_4&&(_4.tagName.toUpperCase()!=_1)){_4=_4.getElementsByTagName(_1)[0];}if(!_4){_4=document.createElement(_1);}if(!_4){return;}if(arguments[1]){if(this._isStringOrNumber(arguments[1])||(arguments[1] instanceof Array)||arguments[1].tagName){this._children(_4,arguments[1]);}else{var _5=this._attributes(arguments[1]);if(_5.length){try{_3.innerHTML="<"+_1+" "+_5+"></"+_1+">";}catch(e){}_4=_3.firstChild||null;if(!_4){_4=document.createElement(_1);for(attr in arguments[1]){_4[attr=="class"?"className":attr]=arguments[1][attr];}}if(_4.tagName.toUpperCase()!=_1){_4=_3.getElementsByTagName(_1)[0];}}}}if(arguments[2]){this._children(_4,arguments[2]);}return _4;},_text:function(_6){return document.createTextNode(_6);},ATTR_MAP:{"className":"class","htmlFor":"for"},_attributes:function(_7){var _8=[];for(attribute in _7){_8.push((attribute in this.ATTR_MAP?this.ATTR_MAP[attribute]:attribute)+"=\""+_7[attribute].toString().escapeHTML().gsub(/"/,"&quot;")+"\"");}return _8.join(" ");},_children:function(_9,_a){if(_a.tagName){_9.appendChild(_a);return;}if(typeof _a=="object"){_a.flatten().each(function(e){if(typeof e=="object"){_9.appendChild(e);}else{if(Builder._isStringOrNumber(e)){_9.appendChild(Builder._text(e));}}});}else{if(Builder._isStringOrNumber(_a)){_9.appendChild(Builder._text(_a));}}},_isStringOrNumber:function(_c){return (typeof _c=="string"||typeof _c=="number");},build:function(_d){var _e=this.node("div");$(_e).update(_d.strip());return _e.down();},dump:function(_f){if(typeof _f!="object"&&typeof _f!="function"){_f=window;}var _10=("A ABBR ACRONYM ADDRESS APPLET AREA B BASE BASEFONT BDO BIG BLOCKQUOTE BODY "+"BR BUTTON CAPTION CENTER CITE CODE COL COLGROUP DD DEL DFN DIR DIV DL DT EM FIELDSET "+"FONT FORM FRAME FRAMESET H1 H2 H3 H4 H5 H6 HEAD HR HTML I IFRAME IMG INPUT INS ISINDEX "+"KBD LABEL LEGEND LI LINK MAP MENU META NOFRAMES NOSCRIPT OBJECT OL OPTGROUP OPTION P "+"PARAM PRE Q S SAMP SCRIPT SELECT SMALL SPAN STRIKE STRONG STYLE SUB SUP TABLE TBODY TD "+"TEXTAREA TFOOT TH THEAD TITLE TR TT U UL VAR").split(/\s+/);_10.each(function(tag){_f[tag]=function(){return Builder.node.apply(Builder,[tag].concat($A(arguments)));};});}};

/* **************************************************************************** */
/* FILE:javascript/ajax/effects.js 
/* **************************************************************************** */
String.prototype.parseColor=function(){var _1="#";if(this.slice(0,4)=="rgb("){var _2=this.slice(4,this.length-1).split(",");var i=0;do{_1+=parseInt(_2[i]).toColorPart();}while(++i<3);}else{if(this.slice(0,1)=="#"){if(this.length==4){for(var i=1;i<4;i++){_1+=(this.charAt(i)+this.charAt(i)).toLowerCase();}}if(this.length==7){_1=this.toLowerCase();}}}return (_1.length==7?_1:(arguments[0]||this));};Element.collectTextNodes=function(_4){return $A($(_4).childNodes).collect(function(_5){return (_5.nodeType==3?_5.nodeValue:(_5.hasChildNodes()?Element.collectTextNodes(_5):""));}).flatten().join("");};Element.collectTextNodesIgnoreClass=function(_6,_7){return $A($(_6).childNodes).collect(function(_8){return (_8.nodeType==3?_8.nodeValue:((_8.hasChildNodes()&&!Element.hasClassName(_8,_7))?Element.collectTextNodesIgnoreClass(_8,_7):""));}).flatten().join("");};Element.setContentZoom=function(_9,_a){_9=$(_9);_9.setStyle({fontSize:(_a/100)+"em"});if(Prototype.Browser.WebKit){window.scrollBy(0,0);}return _9;};Element.getInlineOpacity=function(_b){return $(_b).style.opacity||"";};Element.forceRerendering=function(_c){try{_c=$(_c);var n=document.createTextNode(" ");_c.appendChild(n);_c.removeChild(n);}catch(e){}};var Effect={_elementDoesNotExistError:{name:"ElementDoesNotExistError",message:"The specified DOM element does not exist, but is required for this effect to operate"},Transitions:{linear:Prototype.K,sinoidal:function(_e){return (-Math.cos(_e*Math.PI)/2)+0.5;},reverse:function(_f){return 1-_f;},flicker:function(pos){var pos=((-Math.cos(pos*Math.PI)/4)+0.75)+Math.random()/4;return pos>1?1:pos;},wobble:function(pos){return (-Math.cos(pos*Math.PI*(9*pos))/2)+0.5;},pulse:function(pos,_13){_13=_13||5;return (((pos%(1/_13))*_13).round()==0?((pos*_13*2)-(pos*_13*2).floor()):1-((pos*_13*2)-(pos*_13*2).floor()));},spring:function(pos){return 1-(Math.cos(pos*4.5*Math.PI)*Math.exp(-pos*6));},none:function(pos){return 0;},full:function(pos){return 1;}},DefaultOptions:{duration:1,fps:100,sync:false,from:0,to:1,delay:0,queue:"parallel"},tagifyText:function(_17){var _18="position:relative";if(Prototype.Browser.IE){_18+=";zoom:1";}_17=$(_17);$A(_17.childNodes).each(function(_19){if(_19.nodeType==3){_19.nodeValue.toArray().each(function(_1a){_17.insertBefore(new Element("span",{style:_18}).update(_1a==" "?String.fromCharCode(160):_1a),_19);});Element.remove(_19);}});},multiple:function(_1b,_1c){var _1d;if(((typeof _1b=="object")||Object.isFunction(_1b))&&(_1b.length)){_1d=_1b;}else{_1d=$(_1b).childNodes;}var _1e=Object.extend({speed:0.1,delay:0},arguments[2]||{});var _1f=_1e.delay;$A(_1d).each(function(_20,_21){new _1c(_20,Object.extend(_1e,{delay:_21*_1e.speed+_1f}));});},PAIRS:{"slide":["SlideDown","SlideUp"],"blind":["BlindDown","BlindUp"],"appear":["Appear","Fade"]},toggle:function(_22,_23){_22=$(_22);_23=(_23||"appear").toLowerCase();var _24=Object.extend({queue:{position:"end",scope:(_22.id||"global"),limit:1}},arguments[2]||{});Effect[_22.visible()?Effect.PAIRS[_23][1]:Effect.PAIRS[_23][0]](_22,_24);}};Effect.DefaultOptions.transition=Effect.Transitions.sinoidal;Effect.ScopedQueue=Class.create(Enumerable,{initialize:function(){this.effects=[];this.interval=null;},_each:function(_25){this.effects._each(_25);},add:function(_26){var _27=new Date().getTime();var _28=Object.isString(_26.options.queue)?_26.options.queue:_26.options.queue.position;switch(_28){case "front":this.effects.findAll(function(e){return e.state=="idle";}).each(function(e){e.startOn+=_26.finishOn;e.finishOn+=_26.finishOn;});break;case "with-last":_27=this.effects.pluck("startOn").max()||_27;break;case "end":_27=this.effects.pluck("finishOn").max()||_27;break;}_26.startOn+=_27;_26.finishOn+=_27;if(!_26.options.queue.limit||(this.effects.length<_26.options.queue.limit)){this.effects.push(_26);}if(!this.interval){this.interval=setInterval(this.loop.bind(this),15);}},remove:function(_2b){this.effects=this.effects.reject(function(e){return e==_2b;});if(this.effects.length==0){clearInterval(this.interval);this.interval=null;}},loop:function(){var _2d=new Date().getTime();for(var i=0,len=this.effects.length;i<len;i++){this.effects[i]&&this.effects[i].loop(_2d);}}});Effect.Queues={instances:$H(),get:function(_30){if(!Object.isString(_30)){return _30;}return this.instances.get(_30)||this.instances.set(_30,new Effect.ScopedQueue());}};Effect.Queue=Effect.Queues.get("global");Effect.Base=Class.create({position:null,start:function(_31){function codeForEvent(_32,_33){return ((_32[_33+"Internal"]?"this.options."+_33+"Internal(this);":"")+(_32[_33]?"this.options."+_33+"(this);":""));};if(_31&&_31.transition===false){_31.transition=Effect.Transitions.linear;}this.options=Object.extend(Object.extend({},Effect.DefaultOptions),_31||{});this.currentFrame=0;this.state="idle";this.startOn=this.options.delay*1000;this.finishOn=this.startOn+(this.options.duration*1000);this.fromToDelta=this.options.to-this.options.from;this.totalTime=this.finishOn-this.startOn;this.totalFrames=this.options.fps*this.options.duration;eval("this.render = function(pos){ "+"if (this.state==\"idle\"){this.state=\"running\";"+codeForEvent(this.options,"beforeSetup")+(this.setup?"this.setup();":"")+codeForEvent(this.options,"afterSetup")+"};if (this.state==\"running\"){"+"pos=this.options.transition(pos)*"+this.fromToDelta+"+"+this.options.from+";"+"this.position=pos;"+codeForEvent(this.options,"beforeUpdate")+(this.update?"this.update(pos);":"")+codeForEvent(this.options,"afterUpdate")+"}}");this.event("beforeStart");if(!this.options.sync){Effect.Queues.get(Object.isString(this.options.queue)?"global":this.options.queue.scope).add(this);}},loop:function(_34){if(_34>=this.startOn){if(_34>=this.finishOn){this.render(1);this.cancel();this.event("beforeFinish");if(this.finish){this.finish();}this.event("afterFinish");return;}var pos=(_34-this.startOn)/this.totalTime,_36=(pos*this.totalFrames).round();if(_36>this.currentFrame){this.render(pos);this.currentFrame=_36;}}},cancel:function(){if(!this.options.sync){Effect.Queues.get(Object.isString(this.options.queue)?"global":this.options.queue.scope).remove(this);}this.state="finished";},event:function(_37){if(this.options[_37+"Internal"]){this.options[_37+"Internal"](this);}if(this.options[_37]){this.options[_37](this);}},inspect:function(){var _38=$H();for(property in this){if(!Object.isFunction(this[property])){_38.set(property,this[property]);}}return "#<Effect:"+_38.inspect()+",options:"+$H(this.options).inspect()+">";}});Effect.Parallel=Class.create(Effect.Base,{initialize:function(_39){this.effects=_39||[];this.start(arguments[1]);},update:function(_3a){this.effects.invoke("render",_3a);},finish:function(_3b){this.effects.each(function(_3c){_3c.render(1);_3c.cancel();_3c.event("beforeFinish");if(_3c.finish){_3c.finish(_3b);}_3c.event("afterFinish");});}});Effect.Tween=Class.create(Effect.Base,{initialize:function(_3d,_3e,to){_3d=Object.isString(_3d)?$(_3d):_3d;var _40=$A(arguments),_41=_40.last(),_42=_40.length==5?_40[3]:null;this.method=Object.isFunction(_41)?_41.bind(_3d):Object.isFunction(_3d[_41])?_3d[_41].bind(_3d):function(_43){_3d[_41]=_43;};this.start(Object.extend({from:_3e,to:to},_42||{}));},update:function(_44){this.method(_44);}});Effect.Event=Class.create(Effect.Base,{initialize:function(){this.start(Object.extend({duration:0},arguments[0]||{}));},update:Prototype.emptyFunction});Effect.Opacity=Class.create(Effect.Base,{initialize:function(_45){this.element=$(_45);if(!this.element){throw (Effect._elementDoesNotExistError);}if(Prototype.Browser.IE&&(!this.element.currentStyle.hasLayout)){this.element.setStyle({zoom:1});}var _46=Object.extend({from:this.element.getOpacity()||0,to:1},arguments[1]||{});this.start(_46);},update:function(_47){this.element.setOpacity(_47);}});Effect.Move=Class.create(Effect.Base,{initialize:function(_48){this.element=$(_48);if(!this.element){throw (Effect._elementDoesNotExistError);}var _49=Object.extend({x:0,y:0,mode:"relative"},arguments[1]||{});this.start(_49);},setup:function(){this.element.makePositioned();this.originalLeft=parseFloat(this.element.getStyle("left")||"0");this.originalTop=parseFloat(this.element.getStyle("top")||"0");if(this.options.mode=="absolute"){this.options.x=this.options.x-this.originalLeft;this.options.y=this.options.y-this.originalTop;}},update:function(_4a){this.element.setStyle({left:(this.options.x*_4a+this.originalLeft).round()+"px",top:(this.options.y*_4a+this.originalTop).round()+"px"});}});Effect.MoveBy=function(_4b,_4c,_4d){return new Effect.Move(_4b,Object.extend({x:_4d,y:_4c},arguments[3]||{}));};Effect.Scale=Class.create(Effect.Base,{initialize:function(_4e,_4f){this.element=$(_4e);if(!this.element){throw (Effect._elementDoesNotExistError);}var _50=Object.extend({scaleX:true,scaleY:true,scaleContent:true,scaleFromCenter:false,scaleMode:"box",scaleFrom:100,scaleTo:_4f},arguments[2]||{});this.start(_50);},setup:function(){this.restoreAfterFinish=this.options.restoreAfterFinish||false;this.elementPositioning=this.element.getStyle("position");this.originalStyle={};["top","left","width","height","fontSize"].each(function(k){this.originalStyle[k]=this.element.style[k];}.bind(this));this.originalTop=this.element.offsetTop;this.originalLeft=this.element.offsetLeft;var _52=this.element.getStyle("font-size")||"100%";["em","px","%","pt"].each(function(_53){if(_52.indexOf(_53)>0){this.fontSize=parseFloat(_52);this.fontSizeType=_53;}}.bind(this));this.factor=(this.options.scaleTo-this.options.scaleFrom)/100;this.dims=null;if(this.options.scaleMode=="box"){this.dims=[this.element.offsetHeight,this.element.offsetWidth];}if(/^content/.test(this.options.scaleMode)){this.dims=[this.element.scrollHeight,this.element.scrollWidth];}if(!this.dims){this.dims=[this.options.scaleMode.originalHeight,this.options.scaleMode.originalWidth];}},update:function(_54){var _55=(this.options.scaleFrom/100)+(this.factor*_54);if(this.options.scaleContent&&this.fontSize){this.element.setStyle({fontSize:this.fontSize*_55+this.fontSizeType});}this.setDimensions(this.dims[0]*_55,this.dims[1]*_55);},finish:function(_56){if(this.restoreAfterFinish){this.element.setStyle(this.originalStyle);}},setDimensions:function(_57,_58){var d={};if(this.options.scaleX){d.width=_58.round()+"px";}if(this.options.scaleY){d.height=_57.round()+"px";}if(this.options.scaleFromCenter){var _5a=(_57-this.dims[0])/2;var _5b=(_58-this.dims[1])/2;if(this.elementPositioning=="absolute"){if(this.options.scaleY){d.top=this.originalTop-_5a+"px";}if(this.options.scaleX){d.left=this.originalLeft-_5b+"px";}}else{if(this.options.scaleY){d.top=-_5a+"px";}if(this.options.scaleX){d.left=-_5b+"px";}}}this.element.setStyle(d);}});Effect.Highlight=Class.create(Effect.Base,{initialize:function(_5c){this.element=$(_5c);if(!this.element){throw (Effect._elementDoesNotExistError);}var _5d=Object.extend({startcolor:"#ffff99"},arguments[1]||{});this.start(_5d);},setup:function(){if(this.element.getStyle("display")=="none"){this.cancel();return;}this.oldStyle={};if(!this.options.keepBackgroundImage){this.oldStyle.backgroundImage=this.element.getStyle("background-image");this.element.setStyle({backgroundImage:"none"});}if(!this.options.endcolor){this.options.endcolor=this.element.getStyle("background-color").parseColor("#ffffff");}if(!this.options.restorecolor){this.options.restorecolor=this.element.getStyle("background-color");}this._base=$R(0,2).map(function(i){return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16);}.bind(this));this._delta=$R(0,2).map(function(i){return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i];}.bind(this));},update:function(_60){this.element.setStyle({backgroundColor:$R(0,2).inject("#",function(m,v,i){return m+((this._base[i]+(this._delta[i]*_60)).round().toColorPart());}.bind(this))});},finish:function(){this.element.setStyle(Object.extend(this.oldStyle,{backgroundColor:this.options.restorecolor}));}});Effect.ScrollTo=function(_64){var _65=arguments[1]||{},_66=document.viewport.getScrollOffsets(),_67=$(_64).cumulativeOffset(),max=(window.height||document.body.scrollHeight)-document.viewport.getHeight();if(_65.offset){_67[1]+=_65.offset;}return new Effect.Tween(null,_66.top,_67[1]>max?max:_67[1],_65,function(p){scrollTo(_66.left,p.round());});};Effect.Fade=function(_6a){_6a=$(_6a);var _6b=_6a.getInlineOpacity();var _6c=Object.extend({from:_6a.getOpacity()||1,to:0,afterFinishInternal:function(_6d){if(_6d.options.to!=0){return;}_6d.element.hide().setStyle({opacity:_6b});}},arguments[1]||{});return new Effect.Opacity(_6a,_6c);};Effect.Appear=function(_6e){_6e=$(_6e);var _6f=Object.extend({from:(_6e.getStyle("display")=="none"?0:_6e.getOpacity()||0),to:1,afterFinishInternal:function(_70){_70.element.forceRerendering();},beforeSetup:function(_71){_71.element.setOpacity(_71.options.from).show();}},arguments[1]||{});return new Effect.Opacity(_6e,_6f);};Effect.Puff=function(_72){_72=$(_72);var _73={opacity:_72.getInlineOpacity(),position:_72.getStyle("position"),top:_72.style.top,left:_72.style.left,width:_72.style.width,height:_72.style.height};return new Effect.Parallel([new Effect.Scale(_72,200,{sync:true,scaleFromCenter:true,scaleContent:true,restoreAfterFinish:true}),new Effect.Opacity(_72,{sync:true,to:0})],Object.extend({duration:1,beforeSetupInternal:function(_74){Position.absolutize(_74.effects[0].element);},afterFinishInternal:function(_75){_75.effects[0].element.hide().setStyle(_73);}},arguments[1]||{}));};Effect.BlindUp=function(_76){_76=$(_76);_76.makeClipping();return new Effect.Scale(_76,0,Object.extend({scaleContent:false,scaleX:false,restoreAfterFinish:true,afterFinishInternal:function(_77){_77.element.hide().undoClipping();}},arguments[1]||{}));};Effect.BlindDown=function(_78){_78=$(_78);var _79=_78.getDimensions();return new Effect.Scale(_78,100,Object.extend({scaleContent:false,scaleX:false,scaleFrom:0,scaleMode:{originalHeight:_79.height,originalWidth:_79.width},restoreAfterFinish:true,afterSetup:function(_7a){_7a.element.makeClipping().setStyle({height:"0px"}).show();},afterFinishInternal:function(_7b){_7b.element.undoClipping();}},arguments[1]||{}));};Effect.SwitchOff=function(_7c){_7c=$(_7c);var _7d=_7c.getInlineOpacity();return new Effect.Appear(_7c,Object.extend({duration:0.4,from:0,transition:Effect.Transitions.flicker,afterFinishInternal:function(_7e){new Effect.Scale(_7e.element,1,{duration:0.3,scaleFromCenter:true,scaleX:false,scaleContent:false,restoreAfterFinish:true,beforeSetup:function(_7f){_7f.element.makePositioned().makeClipping();},afterFinishInternal:function(_80){_80.element.hide().undoClipping().undoPositioned().setStyle({opacity:_7d});}});}},arguments[1]||{}));};Effect.DropOut=function(_81){_81=$(_81);var _82={top:_81.getStyle("top"),left:_81.getStyle("left"),opacity:_81.getInlineOpacity()};return new Effect.Parallel([new Effect.Move(_81,{x:0,y:100,sync:true}),new Effect.Opacity(_81,{sync:true,to:0})],Object.extend({duration:0.5,beforeSetup:function(_83){_83.effects[0].element.makePositioned();},afterFinishInternal:function(_84){_84.effects[0].element.hide().undoPositioned().setStyle(_82);}},arguments[1]||{}));};Effect.Shake=function(_85){_85=$(_85);var _86=Object.extend({distance:20,duration:0.5},arguments[1]||{});var _87=parseFloat(_86.distance);var _88=parseFloat(_86.duration)/10;var _89={top:_85.getStyle("top"),left:_85.getStyle("left")};return new Effect.Move(_85,{x:_87,y:0,duration:_88,afterFinishInternal:function(_8a){new Effect.Move(_8a.element,{x:-_87*2,y:0,duration:_88*2,afterFinishInternal:function(_8b){new Effect.Move(_8b.element,{x:_87*2,y:0,duration:_88*2,afterFinishInternal:function(_8c){new Effect.Move(_8c.element,{x:-_87*2,y:0,duration:_88*2,afterFinishInternal:function(_8d){new Effect.Move(_8d.element,{x:_87*2,y:0,duration:_88*2,afterFinishInternal:function(_8e){new Effect.Move(_8e.element,{x:-_87,y:0,duration:_88,afterFinishInternal:function(_8f){_8f.element.undoPositioned().setStyle(_89);}});}});}});}});}});}});};Effect.SlideDown=function(_90){_90=$(_90).cleanWhitespace();var _91=_90.down().getStyle("bottom");var _92=_90.getDimensions();return new Effect.Scale(_90,100,Object.extend({scaleContent:false,scaleX:false,scaleFrom:window.opera?0:1,scaleMode:{originalHeight:_92.height,originalWidth:_92.width},restoreAfterFinish:true,afterSetup:function(_93){_93.element.makePositioned();_93.element.down().makePositioned();if(window.opera){_93.element.setStyle({top:""});}_93.element.makeClipping().setStyle({height:"0px"}).show();},afterUpdateInternal:function(_94){_94.element.down().setStyle({bottom:(_94.dims[0]-_94.element.clientHeight)+"px"});},afterFinishInternal:function(_95){_95.element.undoClipping().undoPositioned();_95.element.down().undoPositioned().setStyle({bottom:_91});}},arguments[1]||{}));};Effect.SlideUp=function(_96){_96=$(_96).cleanWhitespace();var _97=_96.down().getStyle("bottom");var _98=_96.getDimensions();return new Effect.Scale(_96,window.opera?0:1,Object.extend({scaleContent:false,scaleX:false,scaleMode:"box",scaleFrom:100,scaleMode:{originalHeight:_98.height,originalWidth:_98.width},restoreAfterFinish:true,afterSetup:function(_99){_99.element.makePositioned();_99.element.down().makePositioned();if(window.opera){_99.element.setStyle({top:""});}_99.element.makeClipping().show();},afterUpdateInternal:function(_9a){_9a.element.down().setStyle({bottom:(_9a.dims[0]-_9a.element.clientHeight)+"px"});},afterFinishInternal:function(_9b){_9b.element.hide().undoClipping().undoPositioned();_9b.element.down().undoPositioned().setStyle({bottom:_97});}},arguments[1]||{}));};Effect.Squish=function(_9c){return new Effect.Scale(_9c,window.opera?1:0,{restoreAfterFinish:true,beforeSetup:function(_9d){_9d.element.makeClipping();},afterFinishInternal:function(_9e){_9e.element.hide().undoClipping();}});};Effect.Grow=function(_9f){_9f=$(_9f);var _a0=Object.extend({direction:"center",moveTransition:Effect.Transitions.sinoidal,scaleTransition:Effect.Transitions.sinoidal,opacityTransition:Effect.Transitions.full},arguments[1]||{});var _a1={top:_9f.style.top,left:_9f.style.left,height:_9f.style.height,width:_9f.style.width,opacity:_9f.getInlineOpacity()};var _a2=_9f.getDimensions();var _a3,_a4;var _a5,_a6;switch(_a0.direction){case "top-left":_a3=_a4=_a5=_a6=0;break;case "top-right":_a3=_a2.width;_a4=_a6=0;_a5=-_a2.width;break;case "bottom-left":_a3=_a5=0;_a4=_a2.height;_a6=-_a2.height;break;case "bottom-right":_a3=_a2.width;_a4=_a2.height;_a5=-_a2.width;_a6=-_a2.height;break;case "center":_a3=_a2.width/2;_a4=_a2.height/2;_a5=-_a2.width/2;_a6=-_a2.height/2;break;}return new Effect.Move(_9f,{x:_a3,y:_a4,duration:0.01,beforeSetup:function(_a7){_a7.element.hide().makeClipping().makePositioned();},afterFinishInternal:function(_a8){new Effect.Parallel([new Effect.Opacity(_a8.element,{sync:true,to:1,from:0,transition:_a0.opacityTransition}),new Effect.Move(_a8.element,{x:_a5,y:_a6,sync:true,transition:_a0.moveTransition}),new Effect.Scale(_a8.element,100,{scaleMode:{originalHeight:_a2.height,originalWidth:_a2.width},sync:true,scaleFrom:window.opera?1:0,transition:_a0.scaleTransition,restoreAfterFinish:true})],Object.extend({beforeSetup:function(_a9){_a9.effects[0].element.setStyle({height:"0px"}).show();},afterFinishInternal:function(_aa){_aa.effects[0].element.undoClipping().undoPositioned().setStyle(_a1);}},_a0));}});};Effect.Shrink=function(_ab){_ab=$(_ab);var _ac=Object.extend({direction:"center",moveTransition:Effect.Transitions.sinoidal,scaleTransition:Effect.Transitions.sinoidal,opacityTransition:Effect.Transitions.none},arguments[1]||{});var _ad={top:_ab.style.top,left:_ab.style.left,height:_ab.style.height,width:_ab.style.width,opacity:_ab.getInlineOpacity()};var _ae=_ab.getDimensions();var _af,_b0;switch(_ac.direction){case "top-left":_af=_b0=0;break;case "top-right":_af=_ae.width;_b0=0;break;case "bottom-left":_af=0;_b0=_ae.height;break;case "bottom-right":_af=_ae.width;_b0=_ae.height;break;case "center":_af=_ae.width/2;_b0=_ae.height/2;break;}return new Effect.Parallel([new Effect.Opacity(_ab,{sync:true,to:0,from:1,transition:_ac.opacityTransition}),new Effect.Scale(_ab,window.opera?1:0,{sync:true,transition:_ac.scaleTransition,restoreAfterFinish:true}),new Effect.Move(_ab,{x:_af,y:_b0,sync:true,transition:_ac.moveTransition})],Object.extend({beforeStartInternal:function(_b1){_b1.effects[0].element.makePositioned().makeClipping();},afterFinishInternal:function(_b2){_b2.effects[0].element.hide().undoClipping().undoPositioned().setStyle(_ad);}},_ac));};Effect.Pulsate=function(_b3){_b3=$(_b3);var _b4=arguments[1]||{};var _b5=_b3.getInlineOpacity();var _b6=_b4.transition||Effect.Transitions.sinoidal;var _b7=function(pos){return _b6(1-Effect.Transitions.pulse(pos,_b4.pulses));};_b7.bind(_b6);return new Effect.Opacity(_b3,Object.extend(Object.extend({duration:2,from:0,afterFinishInternal:function(_b9){_b9.element.setStyle({opacity:_b5});}},_b4),{transition:_b7}));};Effect.Fold=function(_ba){_ba=$(_ba);var _bb={top:_ba.style.top,left:_ba.style.left,width:_ba.style.width,height:_ba.style.height};_ba.makeClipping();return new Effect.Scale(_ba,5,Object.extend({scaleContent:false,scaleX:false,afterFinishInternal:function(_bc){new Effect.Scale(_ba,1,{scaleContent:false,scaleY:false,afterFinishInternal:function(_bd){_bd.element.hide().undoClipping().setStyle(_bb);}});}},arguments[1]||{}));};Effect.Morph=Class.create(Effect.Base,{initialize:function(_be){this.element=$(_be);if(!this.element){throw (Effect._elementDoesNotExistError);}var _bf=Object.extend({style:{}},arguments[1]||{});if(!Object.isString(_bf.style)){this.style=$H(_bf.style);}else{if(_bf.style.include(":")){this.style=_bf.style.parseStyle();}else{this.element.addClassName(_bf.style);this.style=$H(this.element.getStyles());this.element.removeClassName(_bf.style);var css=this.element.getStyles();this.style=this.style.reject(function(_c1){return _c1.value==css[_c1.key];});_bf.afterFinishInternal=function(_c2){_c2.element.addClassName(_c2.options.style);_c2.transforms.each(function(_c3){_c2.element.style[_c3.style]="";});};}}this.start(_bf);},setup:function(){function parseColor(_c4){if(!_c4||["rgba(0, 0, 0, 0)","transparent"].include(_c4)){_c4="#ffffff";}_c4=_c4.parseColor();return $R(0,2).map(function(i){return parseInt(_c4.slice(i*2+1,i*2+3),16);});};this.transforms=this.style.map(function(_c6){var _c7=_c6[0],_c8=_c6[1],_c9=null;if(_c8.parseColor("#zzzzzz")!="#zzzzzz"){_c8=_c8.parseColor();_c9="color";}else{if(_c7=="opacity"){_c8=parseFloat(_c8);if(Prototype.Browser.IE&&(!this.element.currentStyle.hasLayout)){this.element.setStyle({zoom:1});}}else{if(Element.CSS_LENGTH.test(_c8)){var _ca=_c8.match(/^([\+\-]?[0-9\.]+)(.*)$/);_c8=parseFloat(_ca[1]);_c9=(_ca.length==3)?_ca[2]:null;}}}var _cb=this.element.getStyle(_c7);return {style:_c7.camelize(),originalValue:_c9=="color"?parseColor(_cb):parseFloat(_cb||0),targetValue:_c9=="color"?parseColor(_c8):_c8,unit:_c9};}.bind(this)).reject(function(_cc){return ((_cc.originalValue==_cc.targetValue)||(_cc.unit!="color"&&(isNaN(_cc.originalValue)||isNaN(_cc.targetValue))));});},update:function(_cd){var _ce={},_cf,i=this.transforms.length;while(i--){_ce[(_cf=this.transforms[i]).style]=_cf.unit=="color"?"#"+(Math.round(_cf.originalValue[0]+(_cf.targetValue[0]-_cf.originalValue[0])*_cd)).toColorPart()+(Math.round(_cf.originalValue[1]+(_cf.targetValue[1]-_cf.originalValue[1])*_cd)).toColorPart()+(Math.round(_cf.originalValue[2]+(_cf.targetValue[2]-_cf.originalValue[2])*_cd)).toColorPart():(_cf.originalValue+(_cf.targetValue-_cf.originalValue)*_cd).toFixed(3)+(_cf.unit===null?"":_cf.unit);}this.element.setStyle(_ce,true);}});Effect.Transform=Class.create({initialize:function(_d1){this.tracks=[];this.options=arguments[1]||{};this.addTracks(_d1);},addTracks:function(_d2){_d2.each(function(_d3){_d3=$H(_d3);var _d4=_d3.values().first();this.tracks.push($H({ids:_d3.keys().first(),effect:Effect.Morph,options:{style:_d4}}));}.bind(this));return this;},play:function(){return new Effect.Parallel(this.tracks.map(function(_d5){var ids=_d5.get("ids"),_d7=_d5.get("effect"),_d8=_d5.get("options");var _d9=[$(ids)||$$(ids)].flatten();return _d9.map(function(e){return new _d7(e,Object.extend({sync:true},_d8));});}).flatten(),this.options);}});Element.CSS_PROPERTIES=$w("backgroundColor backgroundPosition borderBottomColor borderBottomStyle "+"borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth "+"borderRightColor borderRightStyle borderRightWidth borderSpacing "+"borderTopColor borderTopStyle borderTopWidth bottom clip color "+"fontSize fontWeight height left letterSpacing lineHeight "+"marginBottom marginLeft marginRight marginTop markerOffset maxHeight "+"maxWidth minHeight minWidth opacity outlineColor outlineOffset "+"outlineWidth paddingBottom paddingLeft paddingRight paddingTop "+"right textIndent top width wordSpacing zIndex");Element.CSS_LENGTH=/^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/;String.__parseStyleElement=document.createElement("div");String.prototype.parseStyle=function(){var _db,_dc=$H();if(Prototype.Browser.WebKit){_db=new Element("div",{style:this}).style;}else{String.__parseStyleElement.innerHTML="<div style=\""+this+"\"></div>";_db=String.__parseStyleElement.childNodes[0].style;}Element.CSS_PROPERTIES.each(function(_dd){if(_db[_dd]){_dc.set(_dd,_db[_dd]);}});if(Prototype.Browser.IE&&this.include("opacity")){_dc.set("opacity",this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1]);}return _dc;};if(document.defaultView&&document.defaultView.getComputedStyle){Element.getStyles=function(_de){var css=document.defaultView.getComputedStyle($(_de),null);return Element.CSS_PROPERTIES.inject({},function(_e0,_e1){_e0[_e1]=css[_e1];return _e0;});};}else{Element.getStyles=function(_e2){_e2=$(_e2);var css=_e2.currentStyle,_e4;_e4=Element.CSS_PROPERTIES.inject({},function(_e5,_e6){_e5[_e6]=css[_e6];return _e5;});if(!_e4.opacity){_e4.opacity=_e2.getOpacity();}return _e4;};}Effect.Methods={morph:function(_e7,_e8){_e7=$(_e7);new Effect.Morph(_e7,Object.extend({style:_e8},arguments[2]||{}));return _e7;},visualEffect:function(_e9,_ea,_eb){_e9=$(_e9);var s=_ea.dasherize().camelize(),_ed=s.charAt(0).toUpperCase()+s.substring(1);new Effect[_ed](_e9,_eb);return _e9;},highlight:function(_ee,_ef){_ee=$(_ee);new Effect.Highlight(_ee,_ef);return _ee;}};$w("fade appear grow shrink fold blindUp blindDown slideUp slideDown "+"pulsate shake puff squish switchOff dropOut").each(function(_f0){Effect.Methods[_f0]=function(_f1,_f2){_f1=$(_f1);Effect[_f0.charAt(0).toUpperCase()+_f0.substring(1)](_f1,_f2);return _f1;};});$w("getInlineOpacity forceRerendering setContentZoom collectTextNodes collectTextNodesIgnoreClass getStyles").each(function(f){Effect.Methods[f]=Element[f];});Element.addMethods(Effect.Methods);

/* **************************************************************************** */
/* FILE:javascript/ajax/dragdrop.js 
/* **************************************************************************** */
if(Object.isUndefined(Effect)){throw ("dragdrop.js requires including script.aculo.us' effects.js library");}var Droppables={drops:[],remove:function(_1){this.drops=this.drops.reject(function(d){return d.element==$(_1);});},add:function(_3){_3=$(_3);var _4=Object.extend({greedy:true,hoverclass:null,tree:false},arguments[1]||{});if(_4.containment){_4._containers=[];var _5=_4.containment;if(Object.isArray(_5)){_5.each(function(c){_4._containers.push($(c));});}else{_4._containers.push($(_5));}}if(_4.accept){_4.accept=[_4.accept].flatten();}Element.makePositioned(_3);_4.element=_3;this.drops.push(_4);},findDeepestChild:function(_7){deepest=_7[0];for(i=1;i<_7.length;++i){if(Element.isParent(_7[i].element,deepest.element)){deepest=_7[i];}}return deepest;},isContained:function(_8,_9){var _a;if(_9.tree){_a=_8.treeNode;}else{_a=_8.parentNode;}return _9._containers.detect(function(c){return _a==c;});},isAffected:function(_c,_d,_e){return ((_e.element!=_d)&&((!_e._containers)||this.isContained(_d,_e))&&((!_e.accept)||(Element.classNames(_d).detect(function(v){return _e.accept.include(v);})))&&Position.within(_e.element,_c[0],_c[1]));},deactivate:function(_10){if(_10.hoverclass){Element.removeClassName(_10.element,_10.hoverclass);}this.last_active=null;},activate:function(_11){if(_11.hoverclass){Element.addClassName(_11.element,_11.hoverclass);}this.last_active=_11;},show:function(_12,_13){if(!this.drops.length){return;}var _14,_15=[];this.drops.each(function(_16){if(Droppables.isAffected(_12,_13,_16)){_15.push(_16);}});if(_15.length>0){_14=Droppables.findDeepestChild(_15);}if(this.last_active&&this.last_active!=_14){this.deactivate(this.last_active);}if(_14){Position.within(_14.element,_12[0],_12[1]);if(_14.onHover){_14.onHover(_13,_14.element,Position.overlap(_14.overlap,_14.element));}if(_14!=this.last_active){Droppables.activate(_14);}}},fire:function(_17,_18){if(!this.last_active){return;}Position.prepare();if(this.isAffected([Event.pointerX(_17),Event.pointerY(_17)],_18,this.last_active)){if(this.last_active.onDrop){this.last_active.onDrop(_18,this.last_active.element,_17);return true;}}},reset:function(){if(this.last_active){this.deactivate(this.last_active);}}};var Draggables={drags:[],observers:[],register:function(_19){if(this.drags.length==0){this.eventMouseUp=this.endDrag.bindAsEventListener(this);this.eventMouseMove=this.updateDrag.bindAsEventListener(this);this.eventKeypress=this.keyPress.bindAsEventListener(this);Event.observe(document,"mouseup",this.eventMouseUp);Event.observe(document,"mousemove",this.eventMouseMove);Event.observe(document,"keypress",this.eventKeypress);}this.drags.push(_19);},unregister:function(_1a){this.drags=this.drags.reject(function(d){return d==_1a;});if(this.drags.length==0){Event.stopObserving(document,"mouseup",this.eventMouseUp);Event.stopObserving(document,"mousemove",this.eventMouseMove);Event.stopObserving(document,"keypress",this.eventKeypress);}},activate:function(_1c){if(_1c.options.delay){this._timeout=setTimeout(function(){Draggables._timeout=null;window.focus();Draggables.activeDraggable=_1c;}.bind(this),_1c.options.delay);}else{window.focus();this.activeDraggable=_1c;}},deactivate:function(){this.activeDraggable=null;},updateDrag:function(_1d){if(!this.activeDraggable){return;}var _1e=[Event.pointerX(_1d),Event.pointerY(_1d)];if(this._lastPointer&&(this._lastPointer.inspect()==_1e.inspect())){return;}this._lastPointer=_1e;this.activeDraggable.updateDrag(_1d,_1e);},endDrag:function(_1f){if(this._timeout){clearTimeout(this._timeout);this._timeout=null;}if(!this.activeDraggable){return;}this._lastPointer=null;this.activeDraggable.endDrag(_1f);this.activeDraggable=null;},keyPress:function(_20){if(this.activeDraggable){this.activeDraggable.keyPress(_20);}},addObserver:function(_21){this.observers.push(_21);this._cacheObserverCallbacks();},removeObserver:function(_22){this.observers=this.observers.reject(function(o){return o.element==_22;});this._cacheObserverCallbacks();},notify:function(_24,_25,_26){if(this[_24+"Count"]>0){this.observers.each(function(o){if(o[_24]){o[_24](_24,_25,_26);}});}if(_25.options[_24]){_25.options[_24](_25,_26);}},_cacheObserverCallbacks:function(){["onStart","onEnd","onDrag"].each(function(_28){Draggables[_28+"Count"]=Draggables.observers.select(function(o){return o[_28];}).length;});}};var Draggable=Class.create({initialize:function(_2a){var _2b={handle:false,reverteffect:function(_2c,_2d,_2e){var dur=Math.sqrt(Math.abs(_2d^2)+Math.abs(_2e^2))*0.02;new Effect.Move(_2c,{x:-_2e,y:-_2d,duration:dur,queue:{scope:"_draggable",position:"end"}});},endeffect:function(_30){var _31=Object.isNumber(_30._opacity)?_30._opacity:1;new Effect.Opacity(_30,{duration:0.2,from:0.7,to:_31,queue:{scope:"_draggable",position:"end"},afterFinish:function(){Draggable._dragging[_30]=false;}});},zindex:1000,revert:false,quiet:false,scroll:false,scrollSensitivity:20,scrollSpeed:15,snap:false,delay:0};if(!arguments[1]||Object.isUndefined(arguments[1].endeffect)){Object.extend(_2b,{starteffect:function(_32){_32._opacity=Element.getOpacity(_32);Draggable._dragging[_32]=true;new Effect.Opacity(_32,{duration:0.2,from:_32._opacity,to:0.7});}});}var _33=Object.extend(_2b,arguments[1]||{});this.element=$(_2a);if(_33.handle&&Object.isString(_33.handle)){this.handle=this.element.down("."+_33.handle,0);}if(!this.handle){this.handle=$(_33.handle);}if(!this.handle){this.handle=this.element;}if(_33.scroll&&!_33.scroll.scrollTo&&!_33.scroll.outerHTML){_33.scroll=$(_33.scroll);this._isScrollChild=Element.childOf(this.element,_33.scroll);}Element.makePositioned(this.element);this.options=_33;this.dragging=false;this.eventMouseDown=this.initDrag.bindAsEventListener(this);Event.observe(this.handle,"mousedown",this.eventMouseDown);Draggables.register(this);},destroy:function(){Event.stopObserving(this.handle,"mousedown",this.eventMouseDown);Draggables.unregister(this);},currentDelta:function(){return ([parseInt(Element.getStyle(this.element,"left")||"0"),parseInt(Element.getStyle(this.element,"top")||"0")]);},initDrag:function(_34){if(!Object.isUndefined(Draggable._dragging[this.element])&&Draggable._dragging[this.element]){return;}if(Event.isLeftClick(_34)){var src=Event.element(_34);if((tag_name=src.tagName.toUpperCase())&&(tag_name=="INPUT"||tag_name=="SELECT"||tag_name=="OPTION"||tag_name=="BUTTON"||tag_name=="TEXTAREA")){return;}var _36=[Event.pointerX(_34),Event.pointerY(_34)];var pos=Position.cumulativeOffset(this.element);this.offset=[0,1].map(function(i){return (_36[i]-pos[i]);});Draggables.activate(this);Event.stop(_34);}},startDrag:function(_39){this.dragging=true;if(!this.delta){this.delta=this.currentDelta();}if(this.options.zindex){this.originalZ=parseInt(Element.getStyle(this.element,"z-index")||0);this.element.style.zIndex=this.options.zindex;}if(this.options.ghosting){this._clone=this.element.cloneNode(true);this.element._originallyAbsolute=(this.element.getStyle("position")=="absolute");if(!this.element._originallyAbsolute){Position.absolutize(this.element);}this.element.parentNode.insertBefore(this._clone,this.element);}if(this.options.scroll){if(this.options.scroll==window){var _3a=this._getWindowScroll(this.options.scroll);this.originalScrollLeft=_3a.left;this.originalScrollTop=_3a.top;}else{this.originalScrollLeft=this.options.scroll.scrollLeft;this.originalScrollTop=this.options.scroll.scrollTop;}}Draggables.notify("onStart",this,_39);if(this.options.starteffect){this.options.starteffect(this.element);}},updateDrag:function(_3b,_3c){if(!this.dragging){this.startDrag(_3b);}if(!this.options.quiet){Position.prepare();Droppables.show(_3c,this.element);}Draggables.notify("onDrag",this,_3b);this.draw(_3c);if(this.options.change){this.options.change(this);}if(this.options.scroll){this.stopScrolling();var p;if(this.options.scroll==window){with(this._getWindowScroll(this.options.scroll)){p=[left,top,left+width,top+height];}}else{p=Position.page(this.options.scroll);p[0]+=this.options.scroll.scrollLeft+Position.deltaX;p[1]+=this.options.scroll.scrollTop+Position.deltaY;p.push(p[0]+this.options.scroll.offsetWidth);p.push(p[1]+this.options.scroll.offsetHeight);}var _3e=[0,0];if(_3c[0]<(p[0]+this.options.scrollSensitivity)){_3e[0]=_3c[0]-(p[0]+this.options.scrollSensitivity);}if(_3c[1]<(p[1]+this.options.scrollSensitivity)){_3e[1]=_3c[1]-(p[1]+this.options.scrollSensitivity);}if(_3c[0]>(p[2]-this.options.scrollSensitivity)){_3e[0]=_3c[0]-(p[2]-this.options.scrollSensitivity);}if(_3c[1]>(p[3]-this.options.scrollSensitivity)){_3e[1]=_3c[1]-(p[3]-this.options.scrollSensitivity);}this.startScrolling(_3e);}if(Prototype.Browser.WebKit){window.scrollBy(0,0);}Event.stop(_3b);},finishDrag:function(_3f,_40){this.dragging=false;if(this.options.quiet){Position.prepare();var _41=[Event.pointerX(_3f),Event.pointerY(_3f)];Droppables.show(_41,this.element);}if(this.options.ghosting){if(!this.element._originallyAbsolute){Position.relativize(this.element);}delete this.element._originallyAbsolute;Element.remove(this._clone);this._clone=null;}var _42=false;if(_40){_42=Droppables.fire(_3f,this.element);if(!_42){_42=false;}}if(_42&&this.options.onDropped){this.options.onDropped(this.element);}Draggables.notify("onEnd",this,_3f);var _43=this.options.revert;if(_43&&Object.isFunction(_43)){_43=_43(this.element);}var d=this.currentDelta();if(_43&&this.options.reverteffect){if(_42==0||_43!="failure"){this.options.reverteffect(this.element,d[1]-this.delta[1],d[0]-this.delta[0]);}}else{this.delta=d;}if(this.options.zindex){this.element.style.zIndex=this.originalZ;}if(this.options.endeffect){this.options.endeffect(this.element);}Draggables.deactivate(this);Droppables.reset();},keyPress:function(_45){if(_45.keyCode!=Event.KEY_ESC){return;}this.finishDrag(_45,false);Event.stop(_45);},endDrag:function(_46){if(!this.dragging){return;}this.stopScrolling();this.finishDrag(_46,true);Event.stop(_46);},draw:function(_47){var pos=Position.cumulativeOffset(this.element);if(this.options.ghosting){var r=Position.realOffset(this.element);pos[0]+=r[0]-Position.deltaX;pos[1]+=r[1]-Position.deltaY;}var d=this.currentDelta();pos[0]-=d[0];pos[1]-=d[1];if(this.options.scroll&&(this.options.scroll!=window&&this._isScrollChild)){pos[0]-=this.options.scroll.scrollLeft-this.originalScrollLeft;pos[1]-=this.options.scroll.scrollTop-this.originalScrollTop;}var p=[0,1].map(function(i){return (_47[i]-pos[i]-this.offset[i]);}.bind(this));if(this.options.snap){if(Object.isFunction(this.options.snap)){p=this.options.snap(p[0],p[1],this);}else{if(Object.isArray(this.options.snap)){p=p.map(function(v,i){return (v/this.options.snap[i]).round()*this.options.snap[i];}.bind(this));}else{p=p.map(function(v){return (v/this.options.snap).round()*this.options.snap;}.bind(this));}}}var _50=this.element.style;if((!this.options.constraint)||(this.options.constraint=="horizontal")){_50.left=p[0]+"px";}if((!this.options.constraint)||(this.options.constraint=="vertical")){_50.top=p[1]+"px";}if(_50.visibility=="hidden"){_50.visibility="";}},stopScrolling:function(){if(this.scrollInterval){clearInterval(this.scrollInterval);this.scrollInterval=null;Draggables._lastScrollPointer=null;}},startScrolling:function(_51){if(!(_51[0]||_51[1])){return;}this.scrollSpeed=[_51[0]*this.options.scrollSpeed,_51[1]*this.options.scrollSpeed];this.lastScrolled=new Date();this.scrollInterval=setInterval(this.scroll.bind(this),10);},scroll:function(){var _52=new Date();var _53=_52-this.lastScrolled;this.lastScrolled=_52;if(this.options.scroll==window){with(this._getWindowScroll(this.options.scroll)){if(this.scrollSpeed[0]||this.scrollSpeed[1]){var d=_53/1000;this.options.scroll.scrollTo(left+d*this.scrollSpeed[0],top+d*this.scrollSpeed[1]);}}}else{this.options.scroll.scrollLeft+=this.scrollSpeed[0]*_53/1000;this.options.scroll.scrollTop+=this.scrollSpeed[1]*_53/1000;}Position.prepare();Droppables.show(Draggables._lastPointer,this.element);Draggables.notify("onDrag",this);if(this._isScrollChild){Draggables._lastScrollPointer=Draggables._lastScrollPointer||$A(Draggables._lastPointer);Draggables._lastScrollPointer[0]+=this.scrollSpeed[0]*_53/1000;Draggables._lastScrollPointer[1]+=this.scrollSpeed[1]*_53/1000;if(Draggables._lastScrollPointer[0]<0){Draggables._lastScrollPointer[0]=0;}if(Draggables._lastScrollPointer[1]<0){Draggables._lastScrollPointer[1]=0;}this.draw(Draggables._lastScrollPointer);}if(this.options.change){this.options.change(this);}},_getWindowScroll:function(w){var T,L,W,H;with(w.document){if(w.document.documentElement&&documentElement.scrollTop){T=documentElement.scrollTop;L=documentElement.scrollLeft;}else{if(w.document.body){T=body.scrollTop;L=body.scrollLeft;}}if(w.innerWidth){W=w.innerWidth;H=w.innerHeight;}else{if(w.document.documentElement&&documentElement.clientWidth){W=documentElement.clientWidth;H=documentElement.clientHeight;}else{W=body.offsetWidth;H=body.offsetHeight;}}}return {top:T,left:L,width:W,height:H};}});Draggable._dragging={};var SortableObserver=Class.create({initialize:function(_5a,_5b){this.element=$(_5a);this.observer=_5b;this.lastValue=Sortable.serialize(this.element);},onStart:function(){this.lastValue=Sortable.serialize(this.element);},onEnd:function(){Sortable.unmark();if(this.lastValue!=Sortable.serialize(this.element)){this.observer(this.element);}}});var Sortable={SERIALIZE_RULE:/^[^_\-](?:[A-Za-z0-9\-\_]*)[_](.*)$/,sortables:{},_findRootElement:function(_5c){while(_5c.tagName.toUpperCase()!="BODY"){if(_5c.id&&Sortable.sortables[_5c.id]){return _5c;}_5c=_5c.parentNode;}},options:function(_5d){_5d=Sortable._findRootElement($(_5d));if(!_5d){return;}return Sortable.sortables[_5d.id];},destroy:function(_5e){var s=Sortable.options(_5e);if(s){Draggables.removeObserver(s.element);s.droppables.each(function(d){Droppables.remove(d);});s.draggables.invoke("destroy");delete Sortable.sortables[s.element.id];}},create:function(_61){_61=$(_61);var _62=Object.extend({element:_61,tag:"li",dropOnEmpty:false,tree:false,treeTag:"ul",overlap:"vertical",constraint:"vertical",containment:_61,handle:false,only:false,delay:0,hoverclass:null,ghosting:false,quiet:false,scroll:false,scrollSensitivity:20,scrollSpeed:15,format:this.SERIALIZE_RULE,elements:false,handles:false,onChange:Prototype.emptyFunction,onUpdate:Prototype.emptyFunction},arguments[1]||{});this.destroy(_61);var _63={revert:true,quiet:_62.quiet,scroll:_62.scroll,scrollSpeed:_62.scrollSpeed,scrollSensitivity:_62.scrollSensitivity,delay:_62.delay,ghosting:_62.ghosting,constraint:_62.constraint,handle:_62.handle};if(_62.starteffect){_63.starteffect=_62.starteffect;}if(_62.reverteffect){_63.reverteffect=_62.reverteffect;}else{if(_62.ghosting){_63.reverteffect=function(_64){_64.style.top=0;_64.style.left=0;};}}if(_62.endeffect){_63.endeffect=_62.endeffect;}if(_62.zindex){_63.zindex=_62.zindex;}var _65={overlap:_62.overlap,containment:_62.containment,tree:_62.tree,hoverclass:_62.hoverclass,onHover:Sortable.onHover};var _66={onHover:Sortable.onEmptyHover,overlap:_62.overlap,containment:_62.containment,hoverclass:_62.hoverclass};Element.cleanWhitespace(_61);_62.draggables=[];_62.droppables=[];if(_62.dropOnEmpty||_62.tree){Droppables.add(_61,_66);_62.droppables.push(_61);}(_62.elements||this.findElements(_61,_62)||[]).each(function(e,i){var _69=_62.handles?$(_62.handles[i]):(_62.handle?$(e).select("."+_62.handle)[0]:e);_62.draggables.push(new Draggable(e,Object.extend(_63,{handle:_69})));Droppables.add(e,_65);if(_62.tree){e.treeNode=_61;}_62.droppables.push(e);});if(_62.tree){(Sortable.findTreeElements(_61,_62)||[]).each(function(e){Droppables.add(e,_66);e.treeNode=_61;_62.droppables.push(e);});}this.sortables[_61.id]=_62;Draggables.addObserver(new SortableObserver(_61,_62.onUpdate));},findElements:function(_6b,_6c){return Element.findChildren(_6b,_6c.only,_6c.tree?true:false,_6c.tag);},findTreeElements:function(_6d,_6e){return Element.findChildren(_6d,_6e.only,_6e.tree?true:false,_6e.treeTag);},onHover:function(_6f,_70,_71){if(Element.isParent(_70,_6f)){return;}if(_71>0.33&&_71<0.66&&Sortable.options(_70).tree){return;}else{if(_71>0.5){Sortable.mark(_70,"before");if(_70.previousSibling!=_6f){var _72=_6f.parentNode;_6f.style.visibility="hidden";_70.parentNode.insertBefore(_6f,_70);if(_70.parentNode!=_72){Sortable.options(_72).onChange(_6f);}Sortable.options(_70.parentNode).onChange(_6f);}}else{Sortable.mark(_70,"after");var _73=_70.nextSibling||null;if(_73!=_6f){var _72=_6f.parentNode;_6f.style.visibility="hidden";_70.parentNode.insertBefore(_6f,_73);if(_70.parentNode!=_72){Sortable.options(_72).onChange(_6f);}Sortable.options(_70.parentNode).onChange(_6f);}}}},onEmptyHover:function(_74,_75,_76){var _77=_74.parentNode;var _78=Sortable.options(_75);if(!Element.isParent(_75,_74)){var _79;var _7a=Sortable.findElements(_75,{tag:_78.tag,only:_78.only});var _7b=null;if(_7a){var _7c=Element.offsetSize(_75,_78.overlap)*(1-_76);for(_79=0;_79<_7a.length;_79+=1){if(_7c-Element.offsetSize(_7a[_79],_78.overlap)>=0){_7c-=Element.offsetSize(_7a[_79],_78.overlap);}else{if(_7c-(Element.offsetSize(_7a[_79],_78.overlap)/2)>=0){_7b=_79+1<_7a.length?_7a[_79+1]:null;break;}else{_7b=_7a[_79];break;}}}}_75.insertBefore(_74,_7b);Sortable.options(_77).onChange(_74);_78.onChange(_74);}},unmark:function(){if(Sortable._marker){Sortable._marker.hide();}},mark:function(_7d,_7e){var _7f=Sortable.options(_7d.parentNode);if(_7f&&!_7f.ghosting){return;}if(!Sortable._marker){Sortable._marker=($("dropmarker")||Element.extend(document.createElement("DIV"))).hide().addClassName("dropmarker").setStyle({position:"absolute"});document.getElementsByTagName("body").item(0).appendChild(Sortable._marker);}var _80=Position.cumulativeOffset(_7d);Sortable._marker.setStyle({left:_80[0]+"px",top:_80[1]+"px"});if(_7e=="after"){if(_7f.overlap=="horizontal"){Sortable._marker.setStyle({left:(_80[0]+_7d.clientWidth)+"px"});}else{Sortable._marker.setStyle({top:(_80[1]+_7d.clientHeight)+"px"});}}Sortable._marker.show();},_tree:function(_81,_82,_83){var _84=Sortable.findElements(_81,_82)||[];for(var i=0;i<_84.length;++i){var _86=_84[i].id.match(_82.format);if(!_86){continue;}var _87={id:encodeURIComponent(_86?_86[1]:null),element:_81,parent:_83,children:[],position:_83.children.length,container:$(_84[i]).down(_82.treeTag)};if(_87.container){this._tree(_87.container,_82,_87);}_83.children.push(_87);}return _83;},tree:function(_88){_88=$(_88);var _89=this.options(_88);var _8a=Object.extend({tag:_89.tag,treeTag:_89.treeTag,only:_89.only,name:_88.id,format:_89.format},arguments[1]||{});var _8b={id:null,parent:null,children:[],container:_88,position:0};return Sortable._tree(_88,_8a,_8b);},_constructIndex:function(_8c){var _8d="";do{if(_8c.id){_8d="["+_8c.position+"]"+_8d;}}while((_8c=_8c.parent)!=null);return _8d;},sequence:function(_8e){_8e=$(_8e);var _8f=Object.extend(this.options(_8e),arguments[1]||{});return $(this.findElements(_8e,_8f)||[]).map(function(_90){return _90.id.match(_8f.format)?_90.id.match(_8f.format)[1]:"";});},setSequence:function(_91,_92){_91=$(_91);var _93=Object.extend(this.options(_91),arguments[2]||{});var _94={};this.findElements(_91,_93).each(function(n){if(n.id.match(_93.format)){_94[n.id.match(_93.format)[1]]=[n,n.parentNode];}n.parentNode.removeChild(n);});_92.each(function(_96){var n=_94[_96];if(n){n[1].appendChild(n[0]);delete _94[_96];}});},serialize:function(_98){_98=$(_98);var _99=Object.extend(Sortable.options(_98),arguments[1]||{});var _9a=encodeURIComponent((arguments[1]&&arguments[1].name)?arguments[1].name:_98.id);if(_99.tree){return Sortable.tree(_98,arguments[1]).children.map(function(_9b){return 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/* **************************************************************************** */
/* FILE:javascript/ajax/controls.js 
/* **************************************************************************** */
if(typeof Effect=="undefined"){throw ("controls.js requires including script.aculo.us' effects.js library");}var Autocompleter={};Autocompleter.Base=Class.create({baseInitialize:function(_1,_2,_3){_1=$(_1);this.element=_1;this.update=$(_2);this.hasFocus=false;this.changed=false;this.active=false;this.index=0;this.entryCount=0;this.oldElementValue=this.element.value;if(this.setOptions){this.setOptions(_3);}else{this.options=_3||{};}this.options.paramName=this.options.paramName||this.element.name;this.options.tokens=this.options.tokens||[];this.options.frequency=this.options.frequency||0.4;this.options.minChars=this.options.minChars||1;this.options.onShow=this.options.onShow||function(_4,_5){if(!_5.style.position||_5.style.position=="absolute"){_5.style.position="absolute";Position.clone(_4,_5,{setHeight:false,offsetTop:_4.offsetHeight});}Effect.Appear(_5,{duration:0.15});};this.options.onHide=this.options.onHide||function(_6,_7){new Effect.Fade(_7,{duration:0.15});};if(typeof (this.options.tokens)=="string"){this.options.tokens=new Array(this.options.tokens);}if(!this.options.tokens.include("\n")){this.options.tokens.push("\n");}this.observer=null;this.element.setAttribute("autocomplete","off");Element.hide(this.update);Event.observe(this.element,"blur",this.onBlur.bindAsEventListener(this));Event.observe(this.element,"keydown",this.onKeyPress.bindAsEventListener(this));},show:function(){if(Element.getStyle(this.update,"display")=="none"){this.options.onShow(this.element,this.update);}if(!this.iefix&&(Prototype.Browser.IE)&&(Element.getStyle(this.update,"position")=="absolute")){new Insertion.After(this.update,"<iframe id=\""+this.update.id+"_iefix\" "+"style=\"display:none;position:absolute;filter:progid:DXImageTransform.Microsoft.Alpha(opacity=0);\" "+"src=\"javascript:false;\" frameborder=\"0\" scrolling=\"no\"></iframe>");this.iefix=$(this.update.id+"_iefix");}if(this.iefix){setTimeout(this.fixIEOverlapping.bind(this),50);}},fixIEOverlapping:function(){Position.clone(this.update,this.iefix,{setTop:(!this.update.style.height)});this.iefix.style.zIndex=1;this.update.style.zIndex=2;Element.show(this.iefix);},hide:function(){this.stopIndicator();if(Element.getStyle(this.update,"display")!="none"){this.options.onHide(this.element,this.update);}if(this.iefix){Element.hide(this.iefix);}},startIndicator:function(){if(this.options.indicator){Element.show(this.options.indicator);}},stopIndicator:function(){if(this.options.indicator){Element.hide(this.options.indicator);}},onKeyPress:function(_8){if(this.active){switch(_8.keyCode){case Event.KEY_TAB:case Event.KEY_RETURN:this.selectEntry();Event.stop(_8);case Event.KEY_ESC:this.hide();this.active=false;Event.stop(_8);return;case Event.KEY_LEFT:case Event.KEY_RIGHT:return;case Event.KEY_UP:this.markPrevious();this.render();Event.stop(_8);return;case Event.KEY_DOWN:this.markNext();this.render();Event.stop(_8);return;}}else{if(_8.keyCode==Event.KEY_TAB||_8.keyCode==Event.KEY_RETURN||(Prototype.Browser.WebKit>0&&_8.keyCode==0)){return;}}this.changed=true;this.hasFocus=true;if(this.observer){clearTimeout(this.observer);}this.observer=setTimeout(this.onObserverEvent.bind(this),this.options.frequency*1000);},activate:function(){this.changed=false;this.hasFocus=true;this.getUpdatedChoices();},onHover:function(_9){var _a=Event.findElement(_9,"LI");if(this.index!=_a.autocompleteIndex){this.index=_a.autocompleteIndex;this.render();}Event.stop(_9);},onClick:function(_b){var _c=Event.findElement(_b,"LI");this.index=_c.autocompleteIndex;this.selectEntry();this.hide();},onBlur:function(_d){setTimeout(this.hide.bind(this),250);this.hasFocus=false;this.active=false;},render:function(){if(this.entryCount>0){for(var i=0;i<this.entryCount;i++){this.index==i?Element.addClassName(this.getEntry(i),"selected"):Element.removeClassName(this.getEntry(i),"selected");}if(this.hasFocus){this.show();this.active=true;}}else{this.active=false;this.hide();}},markPrevious:function(){if(this.index>0){this.index--;}else{this.index=this.entryCount-1;}this.getEntry(this.index).scrollIntoView(true);},markNext:function(){if(this.index<this.entryCount-1){this.index++;}else{this.index=0;}this.getEntry(this.index).scrollIntoView(false);},getEntry:function(_f){return this.update.firstChild.childNodes[_f];},getCurrentEntry:function(){return this.getEntry(this.index);},selectEntry:function(){this.active=false;this.updateElement(this.getCurrentEntry());},updateElement:function(_10){if(this.options.updateElement){this.options.updateElement(_10);return;}var _11="";if(this.options.select){var _12=$(_10).select("."+this.options.select)||[];if(_12.length>0){_11=Element.collectTextNodes(_12[0],this.options.select);}}else{_11=Element.collectTextNodesIgnoreClass(_10,"informal");}var _13=this.getTokenBounds();if(_13[0]!=-1){var _14=this.element.value.substr(0,_13[0]);var _15=this.element.value.substr(_13[0]).match(/^\s+/);if(_15){_14+=_15[0];}this.element.value=_14+_11+this.element.value.substr(_13[1]);}else{this.element.value=_11;}this.oldElementValue=this.element.value;this.element.focus();if(this.options.afterUpdateElement){this.options.afterUpdateElement(this.element,_10);}},updateChoices:function(_16){if(!this.changed&&this.hasFocus){this.update.innerHTML=_16;Element.cleanWhitespace(this.update);Element.cleanWhitespace(this.update.down());if(this.update.firstChild&&this.update.down().childNodes){this.entryCount=this.update.down().childNodes.length;for(var i=0;i<this.entryCount;i++){var _18=this.getEntry(i);_18.autocompleteIndex=i;this.addObservers(_18);}}else{this.entryCount=0;}this.stopIndicator();this.index=0;if(this.entryCount==1&&this.options.autoSelect){this.selectEntry();this.hide();}else{this.render();}}},addObservers:function(_19){Event.observe(_19,"mouseover",this.onHover.bindAsEventListener(this));Event.observe(_19,"click",this.onClick.bindAsEventListener(this));},onObserverEvent:function(){this.changed=false;this.tokenBounds=null;if(this.getToken().length>=this.options.minChars){this.getUpdatedChoices();}else{this.active=false;this.hide();}this.oldElementValue=this.element.value;},getToken:function(){var _1a=this.getTokenBounds();return this.element.value.substring(_1a[0],_1a[1]).strip();},getTokenBounds:function(){if(null!=this.tokenBounds){return this.tokenBounds;}var _1b=this.element.value;if(_1b.strip().empty()){return [-1,0];}var _1c=arguments.callee.getFirstDifferencePos(_1b,this.oldElementValue);var _1d=(_1c==this.oldElementValue.length?1:0);var _1e=-1,_1f=_1b.length;var tp;for(var _21=0,l=this.options.tokens.length;_21<l;++_21){tp=_1b.lastIndexOf(this.options.tokens[_21],_1c+_1d-1);if(tp>_1e){_1e=tp;}tp=_1b.indexOf(this.options.tokens[_21],_1c+_1d);if(-1!=tp&&tp<_1f){_1f=tp;}}return (this.tokenBounds=[_1e+1,_1f]);}});Autocompleter.Base.prototype.getTokenBounds.getFirstDifferencePos=function(_23,_24){var _25=Math.min(_23.length,_24.length);for(var _26=0;_26<_25;++_26){if(_23[_26]!=_24[_26]){return _26;}}return _25;};Ajax.Autocompleter=Class.create(Autocompleter.Base,{initialize:function(_27,_28,url,_2a){this.baseInitialize(_27,_28,_2a);this.options.asynchronous=true;this.options.onComplete=this.onComplete.bind(this);this.options.defaultParams=this.options.parameters||null;this.url=url;},getUpdatedChoices:function(){this.startIndicator();var _2b=encodeURIComponent(this.options.paramName)+"="+encodeURIComponent(this.getToken());this.options.parameters=this.options.callback?this.options.callback(this.element,_2b):_2b;if(this.options.defaultParams){this.options.parameters+="&"+this.options.defaultParams;}new Ajax.Request(this.url,this.options);},onComplete:function(_2c){this.updateChoices(_2c.responseText);}});Autocompleter.Local=Class.create(Autocompleter.Base,{initialize:function(_2d,_2e,_2f,_30){this.baseInitialize(_2d,_2e,_30);this.options.array=_2f;},getUpdatedChoices:function(){this.updateChoices(this.options.selector(this));},setOptions:function(_31){this.options=Object.extend({choices:10,partialSearch:true,partialChars:2,ignoreCase:true,fullSearch:false,selector:function(_32){var ret=[];var _34=[];var _35=_32.getToken();var _36=0;for(var i=0;i<_32.options.array.length&&ret.length<_32.options.choices;i++){var _38=_32.options.array[i];var _39=_32.options.ignoreCase?_38.toLowerCase().indexOf(_35.toLowerCase()):_38.indexOf(_35);while(_39!=-1){if(_39==0&&_38.length!=_35.length){ret.push("<li><strong>"+_38.substr(0,_35.length)+"</strong>"+_38.substr(_35.length)+"</li>");break;}else{if(_35.length>=_32.options.partialChars&&_32.options.partialSearch&&_39!=-1){if(_32.options.fullSearch||/\s/.test(_38.substr(_39-1,1))){_34.push("<li>"+_38.substr(0,_39)+"<strong>"+_38.substr(_39,_35.length)+"</strong>"+_38.substr(_39+_35.length)+"</li>");break;}}}_39=_32.options.ignoreCase?_38.toLowerCase().indexOf(_35.toLowerCase(),_39+1):_38.indexOf(_35,_39+1);}}if(_34.length){ret=ret.concat(_34.slice(0,_32.options.choices-ret.length));}return "<ul>"+ret.join("")+"</ul>";}},_31||{});}});Field.scrollFreeActivate=function(_3a){setTimeout(function(){Field.activate(_3a);},1);};Ajax.InPlaceEditor=Class.create({initialize:function(_3b,url,_3d){this.url=url;this.element=_3b=$(_3b);this.prepareOptions();this._controls={};arguments.callee.dealWithDeprecatedOptions(_3d);Object.extend(this.options,_3d||{});if(!this.options.formId&&this.element.id){this.options.formId=this.element.id+"-inplaceeditor";if($(this.options.formId)){this.options.formId="";}}if(this.options.externalControl){this.options.externalControl=$(this.options.externalControl);}if(!this.options.externalControl){this.options.externalControlOnly=false;}this._originalBackground=this.element.getStyle("background-color")||"transparent";this.element.title=this.options.clickToEditText;this._boundCancelHandler=this.handleFormCancellation.bind(this);this._boundComplete=(this.options.onComplete||Prototype.emptyFunction).bind(this);this._boundFailureHandler=this.handleAJAXFailure.bind(this);this._boundSubmitHandler=this.handleFormSubmission.bind(this);this._boundWrapperHandler=this.wrapUp.bind(this);this.registerListeners();},checkForEscapeOrReturn:function(e){if(!this._editing||e.ctrlKey||e.altKey||e.shiftKey){return;}if(Event.KEY_ESC==e.keyCode){this.handleFormCancellation(e);}else{if(Event.KEY_RETURN==e.keyCode){this.handleFormSubmission(e);}}},createControl:function(_3f,_40,_41){var _42=this.options[_3f+"Control"];var _43=this.options[_3f+"Text"];if("button"==_42){var btn=document.createElement("input");btn.type="submit";btn.value=_43;btn.className="editor_"+_3f+"_button";if("cancel"==_3f){btn.onclick=this._boundCancelHandler;}this._form.appendChild(btn);this._controls[_3f]=btn;}else{if("link"==_42){var _45=document.createElement("a");_45.href="#";_45.appendChild(document.createTextNode(_43));_45.onclick="cancel"==_3f?this._boundCancelHandler:this._boundSubmitHandler;_45.className="editor_"+_3f+"_link";if(_41){_45.className+=" "+_41;}this._form.appendChild(_45);this._controls[_3f]=_45;}}},createEditField:function(){var _46=(this.options.loadTextURL?this.options.loadingText:this.getText());var fld;if(1>=this.options.rows&&!/\r|\n/.test(this.getText())){fld=document.createElement("input");fld.type="text";var _48=this.options.size||this.options.cols||0;if(0<_48){fld.size=_48;}}else{fld=document.createElement("textarea");fld.rows=(1>=this.options.rows?this.options.autoRows:this.options.rows);fld.cols=this.options.cols||40;}fld.name=this.options.paramName;fld.value=_46;fld.className="editor_field";if(this.options.submitOnBlur){fld.onblur=this._boundSubmitHandler;}this._controls.editor=fld;if(this.options.loadTextURL){this.loadExternalText();}this._form.appendChild(this._controls.editor);},createForm:function(){var ipe=this;function addText(_4a,_4b){var _4c=ipe.options["text"+_4a+"Controls"];if(!_4c||_4b===false){return;}ipe._form.appendChild(document.createTextNode(_4c));};this._form=$(document.createElement("form"));this._form.id=this.options.formId;this._form.addClassName(this.options.formClassName);this._form.onsubmit=this._boundSubmitHandler;this.createEditField();if("textarea"==this._controls.editor.tagName.toLowerCase()){this._form.appendChild(document.createElement("br"));}if(this.options.onFormCustomization){this.options.onFormCustomization(this,this._form);}addText("Before",this.options.okControl||this.options.cancelControl);this.createControl("ok",this._boundSubmitHandler);addText("Between",this.options.okControl&&this.options.cancelControl);this.createControl("cancel",this._boundCancelHandler,"editor_cancel");addText("After",this.options.okControl||this.options.cancelControl);},destroy:function(){if(this._oldInnerHTML){this.element.innerHTML=this._oldInnerHTML;}this.leaveEditMode();this.unregisterListeners();},enterEditMode:function(e){if(this._saving||this._editing){return;}this._editing=true;this.triggerCallback("onEnterEditMode");if(this.options.externalControl){this.options.externalControl.hide();}this.element.hide();this.createForm();this.element.parentNode.insertBefore(this._form,this.element);if(!this.options.loadTextURL){this.postProcessEditField();}if(e){Event.stop(e);}},enterHover:function(e){if(this.options.hoverClassName){this.element.addClassName(this.options.hoverClassName);}if(this._saving){return;}this.triggerCallback("onEnterHover");},getText:function(){return this.element.innerHTML;},handleAJAXFailure:function(_4f){this.triggerCallback("onFailure",_4f);if(this._oldInnerHTML){this.element.innerHTML=this._oldInnerHTML;this._oldInnerHTML=null;}},handleFormCancellation:function(e){this.wrapUp();if(e){Event.stop(e);}},handleFormSubmission:function(e){var _52=this._form;var _53=$F(this._controls.editor);this.prepareSubmission();var _54=this.options.callback(_52,_53)||"";if(Object.isString(_54)){_54=_54.toQueryParams();}_54.editorId=this.element.id;if(this.options.htmlResponse){var _55=Object.extend({evalScripts:true},this.options.ajaxOptions);Object.extend(_55,{parameters:_54,onComplete:this._boundWrapperHandler,onFailure:this._boundFailureHandler});new Ajax.Updater({success:this.element},this.url,_55);}else{var _55=Object.extend({method:"get"},this.options.ajaxOptions);Object.extend(_55,{parameters:_54,onComplete:this._boundWrapperHandler,onFailure:this._boundFailureHandler});new Ajax.Request(this.url,_55);}if(e){Event.stop(e);}},leaveEditMode:function(){this.element.removeClassName(this.options.savingClassName);this.removeForm();this.leaveHover();this.element.style.backgroundColor=this._originalBackground;this.element.show();if(this.options.externalControl){this.options.externalControl.show();}this._saving=false;this._editing=false;this._oldInnerHTML=null;this.triggerCallback("onLeaveEditMode");},leaveHover:function(e){if(this.options.hoverClassName){this.element.removeClassName(this.options.hoverClassName);}if(this._saving){return;}this.triggerCallback("onLeaveHover");},loadExternalText:function(){this._form.addClassName(this.options.loadingClassName);this._controls.editor.disabled=true;var _57=Object.extend({method:"get"},this.options.ajaxOptions);Object.extend(_57,{parameters:"editorId="+encodeURIComponent(this.element.id),onComplete:Prototype.emptyFunction,onSuccess:function(_58){this._form.removeClassName(this.options.loadingClassName);var _59=_58.responseText;if(this.options.stripLoadedTextTags){_59=_59.stripTags();}this._controls.editor.value=_59;this._controls.editor.disabled=false;this.postProcessEditField();}.bind(this),onFailure:this._boundFailureHandler});new Ajax.Request(this.options.loadTextURL,_57);},postProcessEditField:function(){var fpc=this.options.fieldPostCreation;if(fpc){$(this._controls.editor)["focus"==fpc?"focus":"activate"]();}},prepareOptions:function(){this.options=Object.clone(Ajax.InPlaceEditor.DefaultOptions);Object.extend(this.options,Ajax.InPlaceEditor.DefaultCallbacks);[this._extraDefaultOptions].flatten().compact().each(function(_5b){Object.extend(this.options,_5b);}.bind(this));},prepareSubmission:function(){this._saving=true;this.removeForm();this.leaveHover();this.showSaving();},registerListeners:function(){this._listeners={};var _5c;$H(Ajax.InPlaceEditor.Listeners).each(function(_5d){_5c=this[_5d.value].bind(this);this._listeners[_5d.key]=_5c;if(!this.options.externalControlOnly){this.element.observe(_5d.key,_5c);}if(this.options.externalControl){this.options.externalControl.observe(_5d.key,_5c);}}.bind(this));},removeForm:function(){if(!this._form){return;}this._form.remove();this._form=null;this._controls={};},showSaving:function(){this._oldInnerHTML=this.element.innerHTML;this.element.innerHTML=this.options.savingText;this.element.addClassName(this.options.savingClassName);this.element.style.backgroundColor=this._originalBackground;this.element.show();},triggerCallback:function(_5e,arg){if("function"==typeof this.options[_5e]){this.options[_5e](this,arg);}},unregisterListeners:function(){$H(this._listeners).each(function(_60){if(!this.options.externalControlOnly){this.element.stopObserving(_60.key,_60.value);}if(this.options.externalControl){this.options.externalControl.stopObserving(_60.key,_60.value);}}.bind(this));},wrapUp:function(_61){this.leaveEditMode();this._boundComplete(_61,this.element);}});Object.extend(Ajax.InPlaceEditor.prototype,{dispose:Ajax.InPlaceEditor.prototype.destroy});Ajax.InPlaceCollectionEditor=Class.create(Ajax.InPlaceEditor,{initialize:function(_62,_63,url,_65){this._extraDefaultOptions=Ajax.InPlaceCollectionEditor.DefaultOptions;_62(_63,url,_65);},createEditField:function(){var _66=document.createElement("select");_66.name=this.options.paramName;_66.size=1;this._controls.editor=_66;this._collection=this.options.collection||[];if(this.options.loadCollectionURL){this.loadCollection();}else{this.checkForExternalText();}this._form.appendChild(this._controls.editor);},loadCollection:function(){this._form.addClassName(this.options.loadingClassName);this.showLoadingText(this.options.loadingCollectionText);var _67=Object.extend({method:"get"},this.options.ajaxOptions);Object.extend(_67,{parameters:"editorId="+encodeURIComponent(this.element.id),onComplete:Prototype.emptyFunction,onSuccess:function(_68){var js=_68.responseText.strip();if(!/^\[.*\]$/.test(js)){throw "Server returned an invalid collection representation.";}this._collection=eval(js);this.checkForExternalText();}.bind(this),onFailure:this.onFailure});new Ajax.Request(this.options.loadCollectionURL,_67);},showLoadingText:function(_6a){this._controls.editor.disabled=true;var _6b=this._controls.editor.firstChild;if(!_6b){_6b=document.createElement("option");_6b.value="";this._controls.editor.appendChild(_6b);_6b.selected=true;}_6b.update((_6a||"").stripScripts().stripTags());},checkForExternalText:function(){this._text=this.getText();if(this.options.loadTextURL){this.loadExternalText();}else{this.buildOptionList();}},loadExternalText:function(){this.showLoadingText(this.options.loadingText);var _6c=Object.extend({method:"get"},this.options.ajaxOptions);Object.extend(_6c,{parameters:"editorId="+encodeURIComponent(this.element.id),onComplete:Prototype.emptyFunction,onSuccess:function(_6d){this._text=_6d.responseText.strip();this.buildOptionList();}.bind(this),onFailure:this.onFailure});new Ajax.Request(this.options.loadTextURL,_6c);},buildOptionList:function(){this._form.removeClassName(this.options.loadingClassName);this._collection=this._collection.map(function(_6e){return 2===_6e.length?_6e:[_6e,_6e].flatten();});var _6f=("value" in this.options)?this.options.value:this._text;var _70=this._collection.any(function(_71){return _71[0]==_6f;}.bind(this));this._controls.editor.update("");var _72;this._collection.each(function(_73,_74){_72=document.createElement("option");_72.value=_73[0];_72.selected=_70?_73[0]==_6f:0==_74;_72.appendChild(document.createTextNode(_73[1]));this._controls.editor.appendChild(_72);}.bind(this));this._controls.editor.disabled=false;Field.scrollFreeActivate(this._controls.editor);}});Ajax.InPlaceEditor.prototype.initialize.dealWithDeprecatedOptions=function(_75){if(!_75){return;}function fallback(_76,_77){if(_76 in _75||_77===undefined){return;}_75[_76]=_77;};fallback("cancelControl",(_75.cancelLink?"link":(_75.cancelButton?"button":_75.cancelLink==_75.cancelButton==false?false:undefined)));fallback("okControl",(_75.okLink?"link":(_75.okButton?"button":_75.okLink==_75.okButton==false?false:undefined)));fallback("highlightColor",_75.highlightcolor);fallback("highlightEndColor",_75.highlightendcolor);};Object.extend(Ajax.InPlaceEditor,{DefaultOptions:{ajaxOptions:{},autoRows:3,cancelControl:"link",cancelText:"cancel",clickToEditText:"Click to edit",externalControl:null,externalControlOnly:false,fieldPostCreation:"activate",formClassName:"inplaceeditor-form",formId:null,highlightColor:"#ffff99",highlightEndColor:"#ffffff",hoverClassName:"",htmlResponse:true,loadingClassName:"inplaceeditor-loading",loadingText:"Loading...",okControl:"button",okText:"ok",paramName:"value",rows:1,savingClassName:"inplaceeditor-saving",savingText:"Saving...",size:0,stripLoadedTextTags:false,submitOnBlur:false,textAfterControls:"",textBeforeControls:"",textBetweenControls:""},DefaultCallbacks:{callback:function(_78){return Form.serialize(_78);},onComplete:function(_79,_7a){new Effect.Highlight(_7a,{startcolor:this.options.highlightColor,keepBackgroundImage:true});},onEnterEditMode:null,onEnterHover:function(ipe){ipe.element.style.backgroundColor=ipe.options.highlightColor;if(ipe._effect){ipe._effect.cancel();}},onFailure:function(_7c,ipe){alert("Error communication with the server: "+_7c.responseText.stripTags());},onFormCustomization:null,onLeaveEditMode:null,onLeaveHover:function(ipe){ipe._effect=new Effect.Highlight(ipe.element,{startcolor:ipe.options.highlightColor,endcolor:ipe.options.highlightEndColor,restorecolor:ipe._originalBackground,keepBackgroundImage:true});}},Listeners:{click:"enterEditMode",keydown:"checkForEscapeOrReturn",mouseover:"enterHover",mouseout:"leaveHover"}});Ajax.InPlaceCollectionEditor.DefaultOptions={loadingCollectionText:"Loading options..."};Form.Element.DelayedObserver=Class.create({initialize:function(_7f,_80,_81){this.delay=_80||0.5;this.element=$(_7f);this.callback=_81;this.timer=null;this.lastValue=$F(this.element);Event.observe(this.element,"keyup",this.delayedListener.bindAsEventListener(this));},delayedListener:function(_82){if(this.lastValue==$F(this.element)){return;}if(this.timer){clearTimeout(this.timer);}this.timer=setTimeout(this.onTimerEvent.bind(this),this.delay*1000);this.lastValue=$F(this.element);},onTimerEvent:function(){this.timer=null;this.callback(this.element,$F(this.element));}});

/* **************************************************************************** */
/* FILE:javascript/ajax/slider.js 
/* **************************************************************************** */
if(!Control){var Control={};}Control.Slider=Class.create({initialize:function(_1,_2,_3){var _4=this;if(Object.isArray(_1)){this.handles=_1.collect(function(e){return $(e);});}else{this.handles=[$(_1)];}this.track=$(_2);this.options=_3||{};this.axis=this.options.axis||"horizontal";this.increment=this.options.increment||1;this.step=parseInt(this.options.step||"1");this.range=this.options.range||$R(0,1);this.value=0;this.values=this.handles.map(function(){return 0;});this.spans=this.options.spans?this.options.spans.map(function(s){return $(s);}):false;this.options.startSpan=$(this.options.startSpan||null);this.options.endSpan=$(this.options.endSpan||null);this.restricted=this.options.restricted||false;this.maximum=this.options.maximum||this.range.end;this.minimum=this.options.minimum||this.range.start;this.alignX=parseInt(this.options.alignX||"0");this.alignY=parseInt(this.options.alignY||"0");this.trackLength=this.maximumOffset()-this.minimumOffset();this.handleLength=this.isVertical()?(this.handles[0].offsetHeight!=0?this.handles[0].offsetHeight:this.handles[0].style.height.replace(/px$/,"")):(this.handles[0].offsetWidth!=0?this.handles[0].offsetWidth:this.handles[0].style.width.replace(/px$/,""));this.active=false;this.dragging=false;this.disabled=false;if(this.options.disabled){this.setDisabled();}this.allowedValues=this.options.values?this.options.values.sortBy(Prototype.K):false;if(this.allowedValues){this.minimum=this.allowedValues.min();this.maximum=this.allowedValues.max();}this.eventMouseDown=this.startDrag.bindAsEventListener(this);this.eventMouseUp=this.endDrag.bindAsEventListener(this);this.eventMouseMove=this.update.bindAsEventListener(this);this.handles.each(function(h,i){i=_4.handles.length-1-i;_4.setValue(parseFloat((Object.isArray(_4.options.sliderValue)?_4.options.sliderValue[i]:_4.options.sliderValue)||_4.range.start),i);h.makePositioned().observe("mousedown",_4.eventMouseDown);});this.track.observe("mousedown",this.eventMouseDown);document.observe("mouseup",this.eventMouseUp);document.observe("mousemove",this.eventMouseMove);this.initialized=true;},dispose:function(){var _9=this;Event.stopObserving(this.track,"mousedown",this.eventMouseDown);Event.stopObserving(document,"mouseup",this.eventMouseUp);Event.stopObserving(document,"mousemove",this.eventMouseMove);this.handles.each(function(h){Event.stopObserving(h,"mousedown",_9.eventMouseDown);});},setDisabled:function(){this.disabled=true;},setEnabled:function(){this.disabled=false;},getNearestValue:function(_b){if(this.allowedValues){if(_b>=this.allowedValues.max()){return (this.allowedValues.max());}if(_b<=this.allowedValues.min()){return (this.allowedValues.min());}var _c=Math.abs(this.allowedValues[0]-_b);var _d=this.allowedValues[0];this.allowedValues.each(function(v){var _f=Math.abs(v-_b);if(_f<=_c){_d=v;_c=_f;}});return _d;}if(_b>this.range.end){return this.range.end;}if(_b<this.range.start){return this.range.start;}return _b;},setValue:function(_10,_11){if(!this.active){this.activeHandleIdx=_11||0;this.activeHandle=this.handles[this.activeHandleIdx];this.updateStyles();}_11=_11||this.activeHandleIdx||0;if(this.initialized&&this.restricted){if((_11>0)&&(_10<this.values[_11-1])){_10=this.values[_11-1];}if((_11<(this.handles.length-1))&&(_10>this.values[_11+1])){_10=this.values[_11+1];}}_10=this.getNearestValue(_10);this.values[_11]=_10;this.value=this.values[0];this.handles[_11].style[this.isVertical()?"top":"left"]=this.translateToPx(_10);this.drawSpans();if(!this.dragging||!this.event){this.updateFinished();}},setValueBy:function(_12,_13){this.setValue(this.values[_13||this.activeHandleIdx||0]+_12,_13||this.activeHandleIdx||0);},translateToPx:function(_14){return Math.round(((this.trackLength-this.handleLength)/(this.range.end-this.range.start))*(_14-this.range.start))+"px";},translateToValue:function(_15){return ((_15/(this.trackLength-this.handleLength)*(this.range.end-this.range.start))+this.range.start);},getRange:function(_16){var v=this.values.sortBy(Prototype.K);_16=_16||0;return $R(v[_16],v[_16+1]);},minimumOffset:function(){return (this.isVertical()?this.alignY:this.alignX);},maximumOffset:function(){return (this.isVertical()?(this.track.offsetHeight!=0?this.track.offsetHeight:this.track.style.height.replace(/px$/,""))-this.alignY:(this.track.offsetWidth!=0?this.track.offsetWidth:this.track.style.width.replace(/px$/,""))-this.alignX);},isVertical:function(){return (this.axis=="vertical");},drawSpans:function(){var _18=this;if(this.spans){$R(0,this.spans.length-1).each(function(r){_18.setSpan(_18.spans[r],_18.getRange(r));});}if(this.options.startSpan){this.setSpan(this.options.startSpan,$R(0,this.values.length>1?this.getRange(0).min():this.value));}if(this.options.endSpan){this.setSpan(this.options.endSpan,$R(this.values.length>1?this.getRange(this.spans.length-1).max():this.value,this.maximum));}},setSpan:function(_1a,_1b){if(this.isVertical()){_1a.style.top=this.translateToPx(_1b.start);_1a.style.height=this.translateToPx(_1b.end-_1b.start+this.range.start);}else{_1a.style.left=this.translateToPx(_1b.start);_1a.style.width=this.translateToPx(_1b.end-_1b.start+this.range.start);}},updateStyles:function(){this.handles.each(function(h){Element.removeClassName(h,"selected");});Element.addClassName(this.activeHandle,"selected");},startDrag:function(_1d){if(Event.isLeftClick(_1d)){if(!this.disabled){this.active=true;var _1e=Event.element(_1d);var _1f=[Event.pointerX(_1d),Event.pointerY(_1d)];var _20=_1e;if(_20==this.track){var _21=Position.cumulativeOffset(this.track);this.event=_1d;this.setValue(this.translateToValue((this.isVertical()?_1f[1]-_21[1]:_1f[0]-_21[0])-(this.handleLength/2)));var _21=Position.cumulativeOffset(this.activeHandle);this.offsetX=(_1f[0]-_21[0]);this.offsetY=(_1f[1]-_21[1]);}else{while((this.handles.indexOf(_1e)==-1)&&_1e.parentNode){_1e=_1e.parentNode;}if(this.handles.indexOf(_1e)!=-1){this.activeHandle=_1e;this.activeHandleIdx=this.handles.indexOf(this.activeHandle);this.updateStyles();var _21=Position.cumulativeOffset(this.activeHandle);this.offsetX=(_1f[0]-_21[0]);this.offsetY=(_1f[1]-_21[1]);}}}Event.stop(_1d);}},update:function(_22){if(this.active){if(!this.dragging){this.dragging=true;}this.draw(_22);if(Prototype.Browser.WebKit){window.scrollBy(0,0);}Event.stop(_22);}},draw:function(_23){var _24=[Event.pointerX(_23),Event.pointerY(_23)];var _25=Position.cumulativeOffset(this.track);_24[0]-=this.offsetX+_25[0];_24[1]-=this.offsetY+_25[1];this.event=_23;this.setValue(this.translateToValue(this.isVertical()?_24[1]:_24[0]));if(this.initialized&&this.options.onSlide){this.options.onSlide(this.values.length>1?this.values:this.value,this);}},endDrag:function(_26){if(this.active&&this.dragging){this.finishDrag(_26,true);Event.stop(_26);}this.active=false;this.dragging=false;},finishDrag:function(_27,_28){this.active=false;this.dragging=false;this.updateFinished();},updateFinished:function(){if(this.initialized&&this.options.onChange){this.options.onChange(this.values.length>1?this.values:this.value,this);}this.event=null;}});

/* **************************************************************************** */
/* FILE:javascript/class.horinaja.scriptaculous.js 
/* **************************************************************************** */
/* extension prototype */
Object.extend(Event, {
        wheel:function (event){
        var delta = 0;
        if (event.wheelDelta) {
			delta = event.wheelDelta/120;
			if (window.opera) delta = -delta;
        } else if (event.detail) {
            delta = -event.detail/3;
        }
		if(navigator.userAgent.indexOf('Mac') != -1) delta = -delta; 	 
		return Math.round(delta);
	}
});
var Horinaja = Class.create();
Horinaja.prototype = {
	initialize: function(capture, duree, secExecution, pagination){
		this.capture = capture;
		this.duree = duree;
		this.secExecution = secExecution;
		this.pagination = pagination;
		this.nCell = 0;
		this.id = 1;
		this.po = 0;	
		this.f = $$('div#'+this.capture+' ul li');
		this.px = $(this.capture).getWidth();
		this.pxH = $(this.capture).getHeight();
		this.start();
		this.images = '';
	},
	start: function(){		
				this.mover = $(this.capture).firstDescendant();	
				this.nCell = this.f.length;	
				for(i=0;i!=this.nCell;i++){
					this.f[i].setStyle({
					  width: this.px+'px',
					  height: (this.pxH-40)+'px',
					  float: 'left'
					  });	
				}
				$(this.capture).setStyle({
					overflow:'hidden',
					position: 'relative'
					});
				
				$(this.capture).firstDescendant().setStyle({
					width:(this.px*this.nCell)+'px'
					});	
				if(this.pagination){
						$(this.capture).insert({bottom:'<ol class="horinaja_pagination"></ol>'});
						this.olPagination  = $(this.capture).firstDescendant().next();
						/*$(this.olPagination).setStyle({
							width: this.px+'px'
							});*/
						this.wb = Math.floor(this.px/this.f.length);
						this.images = $$('#'+this.capture+' img.homeslider-img');
						for(i=1;i!=(this.f.length+1);i++){
							//$(this.olPagination).insert({bottom:'<li><a style="width:'+this.wb+'px;">'+this.images[i-1].alt+'</a></li>'});
							$(this.olPagination).insert({bottom:'<li><a>'+this.images[i-1].alt+'</a></li>'});
							if(i!=this.id){
								$(this.olPagination).childElements()[i-1].setStyle({
									opacity:0.5
									});					
							}
						}
						$(this.olPagination).childElements()[0].setStyle({
							opacity:1
						});	
						this.startOC();
				}
				this.startPe();
				Event.observe($(this.capture),"mouseout", this.startPe.bind(this));
				Event.observe($(this.capture),"mouseover", this.stopPe.bind(this));								
				Event.observe($(this.capture), "mousewheel", this.wheelwheel.bind(this));		
				Event.observe($(this.capture), "DOMMouseScroll", this.wheelwheel.bind(this));				
	},
	startOC: function(){
	Event.observe($(this.olPagination),"click", this.moveP.bind(this));
	},
	startPe: function(){
	this.periodik = new PeriodicalExecuter(this.Pe.bind(this),this.secExecution);	
	},
	stopPe: function(){
	this.periodik.stop();
	},
	effaceP: function(mop){
		this.mop = mop;
		if(this.pagination)
		new Effect.Fade($(this.olPagination).childElements()[this.mop-1],{duration:0.3,to:0.5})
	},
	move: function(xp){
		this.xp = xp;
		new Effect.Move(this.mover, { 
					x: this.xp, 
					y: 0,
					mode:'absolute',
					duration: this.duree,
					transition: Effect.Transitions.sinoidal
				});
				if(this.pagination){
					new Effect.Appear($(this.olPagination).childElements()[this.id-1],{duration:0.3,to:1})
				}	
	},	
	Pe: function(){
					if(this.id<this.nCell){
							this.po=this.po-this.px;
							this.effaceP(this.id);
							this.id=this.id+1;
							this.move(this.po);
						}else{
							this.po=0;
							this.effaceP(this.id);
							this.id=1;
							this.move(this.po);
						}
	},
	moveP: function(evt){
		var child = Event.element(evt);
		this.occ = parseInt(child.innerHTML);
		if(this.id>this.occ){
			this.diff= this.id-this.occ;
			this.po=this.po+(this.px*this.diff);
			this.effaceP(this.id);
			this.id=this.occ;
			this.move(this.po);
		}else if(this.id<this.occ){
			this.diff= this.occ-this.id;
			this.po=this.po-(this.px*this.diff);
			this.effaceP(this.id);
			this.id=this.occ;
			this.move(this.po);
		}
	},
	stopEvent:function(pE)
	{
	   if (!pE)
		 if (window.event)
		   pE = window.event;
		 else
		   return;
	  if (pE.cancelBubble != null)
		 pE.cancelBubble = true;
	  if (pE.stopPropagation)
		 pE.stopPropagation();
	  if (pE.preventDefault)
		 pE.preventDefault();
	} ,
	wheelwheel: function(e){
						this.event = e;
						this.stopPe();
						this.stopEvent(e);
						if (Event.wheel(this.event) < 0){
							if(this.id<this.nCell){
									this.po=this.po-this.px;
									this.effaceP(this.id);
									this.id=this.id+1;
									this.move(this.po);
								}
						}else{
							if(this.id!=1){
									this.po=this.po+this.px;
									this.effaceP(this.id);
									this.id=this.id-1;
									this.move(this.po);
								}
						}
	}
};

/* Generated in:0.000005 s */