Redmine

    class << self

      def rubygems_version

      end

      def gem_version

      def load_rubygems

        require 'rubygems'

          exit 1

        end

      rescue LoadError

        exit 1

      end

# ENV['RAILS_ENV'] ||= 'production'

# Specifies gem version of Rails to use when vendor/rails is not present

# Bootstrap the Rails environment, frameworks, and default configuration

require File.join(File.dirname(__FILE__), 'boot')

// Copyright (c) 2005-2008 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)

// Contributors:

//  Richard Livsey

//  Rahul Bhargava

//  Rob Wills

// script.aculo.us is freely distributable under the terms of an MIT-style license.

// For details, see the script.aculo.us web site: http://script.aculo.us/

// that's independent of the data source for autocompletion. This

// includes drawing the autocompletion menu, observing keyboard

// and mouse events, and similar.

//

// a getUpdatedChoices function that will be invoked every time

// should get the text for which to provide autocompletion by

// invoking this.getToken(), NOT by directly accessing

// this.element.value. This is to allow incremental tokenized

// will incrementally autocomplete with a comma as the token.

// Additionally, ',' in the above example can be replaced with

// a token array, e.g. { tokens: [',', '\n'] } which

// allows smart autocompletion after linebreaks.

if(typeof Effect == 'undefined')

  throw("controls.js requires including script.aculo.us' effects.js library");

Autocompleter.Base = Class.create({

  baseInitialize: function(element, update, options) {

    this.entryCount  = 0;

    this.oldElementValue = this.element.value;

    this.options.tokens       = this.options.tokens || [];

    this.options.frequency    = this.options.frequency || 0.4;

    this.options.minChars     = this.options.minChars || 1;

        if(!update.style.position || update.style.position=='absolute') {

          update.style.position = 'absolute';

          Position.clone(element, update, {

            offsetTop: element.offsetHeight

          });

        }

        Effect.Appear(update,{duration:0.15});

      };

      function(element, update){ new Effect.Fade(update,{duration:0.15}) };

      this.options.tokens = new Array(this.options.tokens);

    // Force carriage returns as token delimiters anyway

    if (!this.options.tokens.include('\n'))

      this.options.tokens.push('\n');

    this.observer = null;

    this.element.setAttribute('autocomplete','off');

    Element.hide(this.update);

  show: function() {

    if(Element.getStyle(this.update, 'display')=='none') this.options.onShow(this.element, this.update);

      (Prototype.Browser.IE) &&

      (Element.getStyle(this.update, 'position')=='absolute')) {

       '<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>');

    }

    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;

         Event.stop(event);

         return;

      }

         (Prototype.Browser.WebKit > 0 && event.keyCode == 0)) return;

    this.changed = true;

    this.hasFocus = true;

    if(this.observer) clearTimeout(this.observer);

        setTimeout(this.onObserverEvent.bind(this), this.options.frequency*1000);

  },

  onHover: function(event) {

    var element = Event.findElement(event, 'LI');

    {

        this.index = element.autocompleteIndex;

        this.render();

    }

    Event.stop(event);

  },

  onClick: function(event) {

    var element = Event.findElement(event, 'LI');

    this.index = element.autocompleteIndex;

    this.selectEntry();

    this.hide();

  },

  onBlur: function(event) {

    // needed to make click events working

    setTimeout(this.hide.bind(this), 250);

    this.hasFocus = false;

  render: function() {

    if(this.entryCount > 0) {

      for (var i = 0; i < this.entryCount; i++)

          Element.removeClassName(this.getEntry(i),"selected");

        this.show();

        this.active = true;

      }

      this.hide();

    }

  },

  markPrevious: function() {

      else this.index = this.entryCount-1;

    this.getEntry(this.index).scrollIntoView(true);

  },

  markNext: function() {

      else this.index = 0;

    this.getEntry(this.index).scrollIntoView(false);

  },

  getEntry: function(index) {

    return this.update.firstChild.childNodes[index];

  },

  getCurrentEntry: function() {

    return this.getEntry(this.index);

  },

  selectEntry: function() {

    this.active = false;

    this.updateElement(this.getCurrentEntry());

      if(nodes.length>0) value = Element.collectTextNodes(nodes[0], this.options.select);

    } else

      value = Element.collectTextNodesIgnoreClass(selectedElement, 'informal');

    var bounds = this.getTokenBounds();

    if (bounds[0] != -1) {

      var newValue = this.element.value.substr(0, bounds[0]);

    }

    this.oldElementValue = this.element.value;

    this.element.focus();

    if (this.options.afterUpdateElement)

      this.options.afterUpdateElement(this.element, selectedElement);

  },

      Element.cleanWhitespace(this.update.down());

      if(this.update.firstChild && this.update.down().childNodes) {

          this.update.down().childNodes.length;

        for (var i = 0; i < this.entryCount; i++) {

          var entry = this.getEntry(i);

          entry.autocompleteIndex = i;

          this.addObservers(entry);

        }

        this.entryCount = 0;

      }

      this.stopIndicator();

      this.index = 0;

      if(this.entryCount==1 && this.options.autoSelect) {

        this.selectEntry();

        this.hide();

  },

  onObserverEvent: function() {

    this.tokenBounds = null;

    if(this.getToken().length>=this.options.minChars) {

      this.getUpdatedChoices();

  getUpdatedChoices: function() {

    this.startIndicator();

      encodeURIComponent(this.getToken());

    this.options.parameters = this.options.callback ?

      this.options.callback(this.element, entry) : entry;

      this.options.parameters += '&' + this.options.defaultParams;

    new Ajax.Request(this.url, this.options);

  },

// - choices - How many autocompletion choices to offer

//

// - partialSearch - If false, the autocompleter will match entered

//                    autocomplete array. Defaults to true, which will

//                    match text at the beginning of any *word* in the

//                    strings in the autocomplete array. If you want to

// - ignoreCase - Whether to ignore case when autocompleting.

//                 Defaults to true.

//

// option, if you prefer to write your own autocompletion logic.

// In that case, the other options above will not apply unless

// you support them.

        var entry     = instance.getToken();

        var count     = 0;

          var elem = instance.options.array[i];

            elem.indexOf(entry);

          while (foundPos != -1) {

                elem.substr(entry.length) + "</li>");

              break;

              instance.options.partialSearch && foundPos != -1) {

              if (instance.options.fullSearch || /\s/.test(elem.substr(foundPos-1,1))) {

                partial.push("<li>" + elem.substr(0, foundPos) + "<strong>" +

              }

            }

              elem.indexOf(entry, foundPos + 1);

          }

        }

        if (partial.length)

        return "<ul>" + ret.join('') + "</ul>";

      }

    }, options || { });

  setTimeout(function() {

    Field.activate(field);

  }, 1);

Ajax.InPlaceEditor = Class.create({

  initialize: function(element, url, options) {

    this.triggerCallback('onEnterHover');

  },

  getText: function() {

  },

  handleAJAXFailure: function(transport) {

    this.triggerCallback('onFailure', transport);

      onSuccess: function(transport) {

        var js = transport.responseText.strip();

        if (!/^\[.*\]$/.test(js)) // TODO: improve sanity check

        this._collection = eval(js);

        this.checkForExternalText();

      }.bind(this),

  loadingCollectionText: 'Loading options...'

};

// but waits for delay after last key input

// Ideal for live-search fields

    this.element   = $(element);

    this.callback  = callback;

    this.timer     = null;

    Event.observe(this.element,'keyup',this.delayedListener.bindAsEventListener(this));

  },

  delayedListener: function(event) {

    this.timer = null;

    this.callback(this.element, $F(this.element));

  }

// Copyright (c) 2005-2008 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)

// script.aculo.us is freely distributable under the terms of an MIT-style license.

// For details, see the script.aculo.us web site: http://script.aculo.us/

        options._containers.push($(containment));

      }

    }

    if(options.accept) options.accept = [options.accept].flatten();

    Element.makePositioned(element); // fix IE

    this.drops.push(options);

  },

  findDeepestChild: function(drops) {

    deepest = drops[0];

    for (i = 1; i < drops.length; ++i)

      if (Element.isParent(drops[i].element, deepest.element))

        deepest = drops[i];

    return deepest;

  },

  isContained: function(element, drop) {

    var containmentNode;

    if(drop.tree) {

    } else {

      containmentNode = element.parentNode;

    }

    return drop._containers.detect(function(c) { return containmentNode == c });

  },

  isAffected: function(point, element, drop) {

    return (

      (drop.element!=element) &&

      ((!drop._containers) ||

        this.isContained(element, drop)) &&

      ((!drop.accept) ||

          function(v) { return drop.accept.include(v) } ) )) &&

      Position.within(drop.element, point[0], point[1]) );

  },

  show: function(point, element) {

    if(!this.drops.length) return;

    var drop, affected = [];

    this.drops.each( function(drop) {

      if(Droppables.isAffected(point, element, drop))

        affected.push(drop);

    });

    if(affected.length>0)

      drop = Droppables.findDeepestChild(affected);

      Position.within(drop.element, point[0], point[1]);

      if(drop.onHover)

        drop.onHover(element, drop.element, Position.overlap(drop.overlap, drop.element));

      if (drop != this.last_active) Droppables.activate(drop);

    }

  },

    if (this.isAffected([Event.pointerX(event), Event.pointerY(event)], element, this.last_active))

      if (this.last_active.onDrop) {

      }

  },

    if(this.last_active)

      this.deactivate(this.last_active);

  }

var Draggables = {

  drags: [],

  observers: [],

  register: function(draggable) {

    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(draggable);

  },

  unregister: function(draggable) {

    this.drags = this.drags.reject(function(d) { return d==draggable });

    if(this.drags.length == 0) {

      Event.stopObserving(document, "keypress", this.eventKeypress);

    }

  },

  activate: function(draggable) {

    } else {

      window.focus(); // allows keypress events if window isn't currently focused, fails for Safari

      this.activeDraggable = draggable;

    }

  },

  deactivate: function() {

    this.activeDraggable = null;

  },

  updateDrag: function(event) {

    if(!this.activeDraggable) return;

    var pointer = [Event.pointerX(event), Event.pointerY(event)];

    // the same coordinates, prevent needless redrawing (moz bug?)

    if(this._lastPointer && (this._lastPointer.inspect() == pointer.inspect())) return;

    this._lastPointer = pointer;

    this.activeDraggable.updateDrag(event, pointer);

  },

  endDrag: function(event) {

    }

    if(!this.activeDraggable) return;

    this._lastPointer = null;

    this.activeDraggable.endDrag(event);

    this.activeDraggable = null;

  },

  keyPress: function(event) {

    if(this.activeDraggable)

      this.activeDraggable.keyPress(event);

  },

  addObserver: function(observer) {

    this.observers.push(observer);

    this._cacheObserverCallbacks();

  },

  removeObserver: function(element) {  // element instead of observer fixes mem leaks

    this.observers = this.observers.reject( function(o) { return o.element==element });

    this._cacheObserverCallbacks();

  },

  notify: function(eventName, draggable, event) {  // 'onStart', 'onEnd', 'onDrag'

    if(this[eventName+'Count'] > 0)

      this.observers.each( function(o) {

      });

    if(draggable.options[eventName]) draggable.options[eventName](draggable, event);

  },

  _cacheObserverCallbacks: function() {

    ['onStart','onEnd','onDrag'].each( function(eventName) {

      Draggables[eventName+'Count'] = Draggables.observers.select(

      ).length;

    });

  }

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

      },

      endeffect: function(element) {

        var toOpacity = Object.isNumber(element._opacity) ? element._opacity : 1.0;

          queue: {scope:'_draggable', position:'end'},

          }

      },

      zindex: 1000,

      revert: false,

      snap: false,  // false, or xy or [x,y] or function(x,y){ return [x,y] }

      delay: 0

    };

    if(!arguments[1] || Object.isUndefined(arguments[1].endeffect))

      Object.extend(defaults, {

        starteffect: function(element) {

          element._opacity = Element.getOpacity(element);

          Draggable._dragging[element] = true;

        }

      });

    var options = Object.extend(defaults, arguments[1] || { });

    this.element = $(element);

    if(options.handle && Object.isString(options.handle))

      this.handle = this.element.down('.'+options.handle, 0);

    if(!this.handle) this.handle = $(options.handle);

    if(!this.handle) this.handle = this.element;

    if(options.scroll && !options.scroll.scrollTo && !options.scroll.outerHTML) {

      options.scroll = $(options.scroll);

      this._isScrollChild = Element.childOf(this.element, options.scroll);

    }

    this.options  = options;

    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(event) {

    if(!Object.isUndefined(Draggable._dragging[this.element]) &&

      Draggable._dragging[this.element]) return;

      // abort on form elements, fixes a Firefox issue

      var src = Event.element(event);

      if((tag_name = src.tagName.toUpperCase()) && (

        tag_name=='OPTION' ||

        tag_name=='BUTTON' ||

        tag_name=='TEXTAREA')) return;

      var pointer = [Event.pointerX(event), Event.pointerY(event)];

      var pos     = Position.cumulativeOffset(this.element);

      this.offset = [0,1].map( function(i) { return (pointer[i] - pos[i]) });

      Draggables.activate(this);

      Event.stop(event);

    }

  },

  startDrag: function(event) {

    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);

        Position.absolutize(this.element);

      this.element.parentNode.insertBefore(this._clone, this.element);

    }

    if(this.options.scroll) {

      if (this.options.scroll == window) {

        var where = this._getWindowScroll(this.options.scroll);

        this.originalScrollTop = this.options.scroll.scrollTop;

      }

    }

    Draggables.notify('onStart', this, event);

    if(this.options.starteffect) this.options.starteffect(this.element);

  },

  updateDrag: function(event, pointer) {

    if(!this.dragging) this.startDrag(event);

    if(!this.options.quiet){

      Position.prepare();

      Droppables.show(pointer, this.element);

    }

    Draggables.notify('onDrag', this, event);

    this.draw(pointer);

    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 ]; }

      if(pointer[1] > (p[3]-this.options.scrollSensitivity)) speed[1] = pointer[1]-(p[3]-this.options.scrollSensitivity);

      this.startScrolling(speed);

    }

    // fix AppleWebKit rendering

    if(Prototype.Browser.WebKit) window.scrollBy(0,0);

    Event.stop(event);

  },

  finishDrag: function(event, success) {

    this.dragging = false;

    if(this.options.quiet){

      Position.prepare();

      var pointer = [Event.pointerX(event), Event.pointerY(event)];

    }

    if(this.options.ghosting) {

        Position.relativize(this.element);

      Element.remove(this._clone);

      this._clone = null;

    }

    }

    if(dropped && this.options.onDropped) this.options.onDropped(this.element);

    Draggables.notify('onEnd', this, event);

    var revert = this.options.revert;

    if(revert && Object.isFunction(revert)) revert = revert(this.element);

    var d = this.currentDelta();

    if(revert && this.options.reverteffect) {

      if (dropped == 0 || revert != 'failure')

    if(this.options.zindex)

      this.element.style.zIndex = this.originalZ;

      this.options.endeffect(this.element);

    Draggables.deactivate(this);

    Droppables.reset();

  },

  keyPress: function(event) {

    if(event.keyCode!=Event.KEY_ESC) return;

    this.finishDrag(event, false);

    Event.stop(event);

  },

  endDrag: function(event) {

    if(!this.dragging) return;

    this.stopScrolling();

    this.finishDrag(event, true);

    Event.stop(event);

  },

  draw: function(point) {

    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;

    }

    }.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) {

      } else {

        p = p.map( function(v) {

      }

    }}

    var style = this.element.style;

    if((!this.options.constraint) || (this.options.constraint=='horizontal'))

      style.left = p[0] + "px";

    if((!this.options.constraint) || (this.options.constraint=='vertical'))

      style.top  = p[1] + "px";

    if(style.visibility=="hidden") style.visibility = ""; // fix gecko rendering

  },

  stopScrolling: function() {

    if(this.scrollInterval) {

      clearInterval(this.scrollInterval);

      Draggables._lastScrollPointer = null;

    }

  },

  startScrolling: function(speed) {

    if(!(speed[0] || speed[1])) return;

    this.scrollSpeed = [speed[0]*this.options.scrollSpeed,speed[1]*this.options.scrollSpeed];

    this.lastScrolled = new Date();

    this.scrollInterval = setInterval(this.scroll.bind(this), 10);

  },

  scroll: function() {

    var current = new Date();

    var delta = current - this.lastScrolled;

      this.options.scroll.scrollLeft += this.scrollSpeed[0] * delta / 1000;

      this.options.scroll.scrollTop  += this.scrollSpeed[1] * delta / 1000;

    }

    Position.prepare();

    Droppables.show(Draggables._lastPointer, this.element);

    Draggables.notify('onDrag', this);

        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) {

        H = documentElement.clientHeight;

      } else {

        W = body.offsetWidth;

      }

    }

    return { top: T, left: L, width: W, height: H };

    this.observer  = observer;

    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))

var Sortable = {

  SERIALIZE_RULE: /^[^_\-](?:[A-Za-z0-9\-\_]*)[_](.*)$/,

  sortables: { },

  _findRootElement: function(element) {

      if(element.id && Sortable.sortables[element.id]) return element;

      element = element.parentNode;

    }

    if(!element) return;

    return Sortable.sortables[element.id];

  },

  destroy: function(element){

    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(element) {

    element = $(element);

      element:     element,

      tag:         'li',       // assumes li children, override with tag: 'tagname'

      dropOnEmpty: false,

      delay:       0,

      hoverclass:  null,

      ghosting:    false,

      scroll:      false,

      scrollSensitivity: 20,

      scrollSpeed: 15,

      format:      this.SERIALIZE_RULE,

      // used for better initialization performance

      elements:    false,

      handles:     false,

      onChange:    Prototype.emptyFunction,

      onUpdate:    Prototype.emptyFunction

    }, arguments[1] || { });

    if(options.zindex)

      options_for_draggable.zindex = options.zindex;

    var options_for_droppable = {

      overlap:     options.overlap,

      containment: options.containment,

      tree:        options.tree,

      hoverclass:  options.hoverclass,

      onHover:     Sortable.onHover

    var options_for_tree = {

      onHover:      Sortable.onEmptyHover,

      overlap:      options.overlap,

      containment:  options.containment,

      hoverclass:   options.hoverclass

    // fix for gecko engine

    options.draggables = [];

    options.droppables = [];

    (options.elements || this.findElements(element, options) || []).each( function(e,i) {

      var handle = options.handles ? $(options.handles[i]) :

      options.draggables.push(

        new Draggable(e, Object.extend(options_for_draggable, { handle: handle })));

      Droppables.add(e, options_for_droppable);

      if(options.tree) e.treeNode = element;

    });

    if(options.tree) {

      (Sortable.findTreeElements(element, options) || []).each( function(e) {

        Droppables.add(e, options_for_tree);

    return Element.findChildren(

      element, options.only, options.tree ? true : false, options.tag);

  },

  findTreeElements: function(element, options) {

    return Element.findChildren(

      element, options.only, options.tree ? true : false, options.treeTag);

        var oldParentNode = element.parentNode;

        element.style.visibility = "hidden"; // fix gecko rendering

        dropon.parentNode.insertBefore(element, dropon);

          Sortable.options(oldParentNode).onChange(element);

        Sortable.options(dropon.parentNode).onChange(element);

      }

        var oldParentNode = element.parentNode;

        element.style.visibility = "hidden"; // fix gecko rendering

        dropon.parentNode.insertBefore(element, nextElement);

          Sortable.options(oldParentNode).onChange(element);

        Sortable.options(dropon.parentNode).onChange(element);

      }

    }

  },

  onEmptyHover: function(element, dropon, overlap) {

    var oldParentNode = element.parentNode;

    var droponOptions = Sortable.options(dropon);

    if(!Element.isParent(dropon, element)) {

      var index;

      var children = Sortable.findElements(dropon, {tag: droponOptions.tag, only: droponOptions.only});

      var child = null;

      if(children) {

        var offset = Element.offsetSize(dropon, droponOptions.overlap) * (1.0 - overlap);

        for (index = 0; index < children.length; index += 1) {

          if (offset - Element.offsetSize (children[index], droponOptions.overlap) >= 0) {

            offset -= Element.offsetSize (children[index], droponOptions.overlap);

          }

        }

      }

      dropon.insertBefore(element, child);

      Sortable.options(oldParentNode).onChange(element);

      droponOptions.onChange(element);

    }

  mark: function(dropon, position) {

    // mark on ghosting only

    var sortable = Sortable.options(dropon.parentNode);

    if(!Sortable._marker) {

        ($('dropmarker') || Element.extend(document.createElement('DIV'))).

          hide().addClassName('dropmarker').setStyle({position:'absolute'});

      document.getElementsByTagName("body").item(0).appendChild(Sortable._marker);

    var offsets = Position.cumulativeOffset(dropon);

    Sortable._marker.setStyle({left: offsets[0]+'px', top: offsets[1] + 'px'});

    if(position=='after')

        Sortable._marker.setStyle({left: (offsets[0]+dropon.clientWidth) + 'px'});

      else

        Sortable._marker.setStyle({top: (offsets[1]+dropon.clientHeight) + 'px'});

    Sortable._marker.show();

  },

  _tree: function(element, options, parent) {

    var children = Sortable.findElements(element, options) || [];

    for (var i = 0; i < children.length; ++i) {

      var match = children[i].id.match(options.format);

      if (!match) continue;

      var child = {

        id: encodeURIComponent(match ? match[1] : null),

        element: element,

        children: [],

        position: parent.children.length,

        container: $(children[i]).down(options.treeTag)

      /* Get the element containing the children and recurse over it */

      if (child.container)

      parent.children.push (child);

    }

  },

  tree: function(element) {

      name: element.id,

      format: sortableOptions.format

    }, arguments[1] || { });

    var root = {

      id: null,

      parent: null,

      children: [],

      container: element,

      position: 0

    return Sortable._tree(element, options, root);

  },

  sequence: function(element) {

    element = $(element);

    var options = Object.extend(this.options(element), arguments[1] || { });

    return $(this.findElements(element, options) || []).map( function(item) {

      return item.id.match(options.format) ? item.id.match(options.format)[1] : '';

    });

  setSequence: function(element, new_sequence) {

    element = $(element);

    var options = Object.extend(this.options(element), arguments[2] || { });

    var nodeMap = { };

    this.findElements(element, options).each( function(n) {

        if (n.id.match(options.format))

            nodeMap[n.id.match(options.format)[1]] = [n, n.parentNode];

        n.parentNode.removeChild(n);

    });

    new_sequence.each(function(ident) {

      var n = nodeMap[ident];

      if (n) {

      }

    });

  },

  serialize: function(element) {

    element = $(element);

    var options = Object.extend(Sortable.options(element), arguments[1] || { });

    var name = encodeURIComponent(

      (arguments[1] && arguments[1].name) ? arguments[1].name : element.id);

    if (options.tree) {

      return Sortable.tree(element, arguments[1]).children.map( function (item) {

                encodeURIComponent(item.id)].concat(item.children.map(arguments.callee));

      }).flatten().join('&');

    } else {

      }).join('&');

    }

  }

// Returns true if child is contained within element

Element.isParent = function(child, element) {

  if (!child.parentNode || child == element) return false;

  if (child.parentNode == element) return true;

  return Element.isParent(child.parentNode, element);

  if(!element.hasChildNodes()) return null;

  tagName = tagName.toUpperCase();

  if(only) only = [only].flatten();

  });

  return (elements.length>0 ? elements.flatten() : []);

Element.offsetSize = function (element, type) {

  return element['offset' + ((type=='vertical' || type=='height') ? 'Height' : 'Width')];

//  Justin Palmer (http://encytemedia.com/)

//  Mark Pilgrim (http://diveintomark.org/)

//  Martin Bialasinki

// script.aculo.us is freely distributable under the terms of an MIT-style license.

  var color = '#';

};

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

  return $A($(element).childNodes).collect( function(node) {

      (node.hasChildNodes() ? Element.collectTextNodes(node) : ''));

  }).flatten().join('');

};

  return $A($(element).childNodes).collect( function(node) {

        Element.collectTextNodesIgnoreClass(node, className) : ''));

  }).flatten().join('');

};

Element.setContentZoom = function(element, percent) {

  if (Prototype.Browser.WebKit) window.scrollBy(0,0);

  return element;

};

  Transitions: {

    linear: Prototype.K,

    sinoidal: function(pos) {

    },

    reverse: function(pos) {

      return 1-pos;

    },

    flicker: function(pos) {

      return pos > 1 ? 1 : pos;

    },

    wobble: function(pos) {

    },