diff --git a/javascript/SideTabs.js b/javascript/SideTabs.js
index d853c008..69052556 100755
--- a/javascript/SideTabs.js
+++ b/javascript/SideTabs.js
@@ -1,183 +1,3 @@
-// script.aculo.us EffectResize.js
-// Copyright(c) 2007 - Frost Innovation AS, http://ajaxwidgets.com
-//
-// EffectResize.js is freely distributable under the terms of an MIT-style license.
-// For details, see the script.aculo.us web site: http://script.aculo.us/
-//
-// From: http://wiki.script.aculo.us/scriptaculous/show/Effect+Resize+Extension
-// Modified to work with Prototype 1.4.0_rc3
-
-/* Helper Effect for resizing elements...
- */
-Effect.ReSize = Class.create();
-Object.extend(Object.extend(Effect.ReSize.prototype, Effect.Base.prototype), {
-	initialize: function(element) {
-		this.element = element;
-		if(!this.element) throw(Effect._elementDoesNotExistError);
-		var options = Object.extend({ amount: 100, direction: 'vert', toSize:null }, arguments[1] || {});
-		if( options.direction == 'vert' )
-			this.originalSize = options.originalSize || parseInt(this.element.style.height);
-		else
-			this.originalSize = options.originalSize || parseInt(this.element.style.width);
-
-		if( options.toSize != null ) {
-			options.amount = options.toSize - this.originalSize;
-		}
-
-		this.start(options);
-	},
-
-	setup: function() {
-		// Prevent executing on elements not in the layout flow
-		if(this.element.style.display == 'none') { this.cancel(); return; }
-  	},
-	
-	update: function(position) {
-		if( this.options.direction == 'vert' ) {
-			this.element.style.height = this.originalSize+(this.options.amount*position)+'px';
-		} else {
-			this.element.style.width = this.originalSize+(this.options.amount*position)+'px';
-		}
-	},
-  
-	finish: function() {
-		if( this.options.direction ==  'vert' ) {
-			this.element.style.height = this.originalSize+this.options.amount+'px';
-			// Modification to make 'Page Version History' resize correctly:
-			if(this.element.onresize) this.element.onresize();
-		} else {
-			this.element.style.width = this.originalSize+this.options.amount+'px';
-		}
-	}
-});
-// End: script.aculo.us EffectResize.js
-
-SideTabs = Class.create();
-SideTabs.prototype = {
-	/**
-	 * Set up the SideTab set.  Note that tabs themselves are automatically constructed
-	 * from the HTML.
-	 */
-	initialize: function() {
-		this.tabs = this.getElementsByTagName('h2');
-		this.resize();
-		$('Form_EditForm').observeMethod('PageLoaded',this.onpagechanged.bind(this));
-	},
-	
-	destroy: function() {
-		this.tabs = null;
-	},
-	
-	/**
-	 * Fix all the panes' sizes in response to one being opened or closed
-	 *
-	 * @param useEffect boolean Use smooth resizing effect
-	 */
-	resize: function(useEffect) {
-		var i,numOpenPanes=0,otherPanes = [];
-		for(i=0;i<this.tabs.length;i++) {
-			if(this.tabs[i].selected) {
-				numOpenPanes++;
-			}
-			otherPanes[otherPanes.length] = this.tabs[i].linkedPane;
-		}
-		if(numOpenPanes > 0) {
-			// We no longer hide the left frame
-			// $('left').show();
-			var totalHeight = getFittingHeight(this.tabs[0].linkedPane, 0, otherPanes);
-			var eachHeight = totalHeight / numOpenPanes;
-			for(i=0;i<this.tabs.length;i++) {
-				if(this.tabs[i].selected) {
-					if (useEffect == true) {
-						new Effect.ReSize(this.tabs[i].linkedPane, {direction:'vert', toSize:eachHeight, duration:.4});
-					} else {
-						this.tabs[i].linkedPane.style.height = eachHeight + 'px';
-					}
-					if(this.tabs[i].linkedPane.onresize) this.tabs[i].linkedPane.onresize();
-				}
-			}
-			
-		// All panes closed, hide the whole left-hand panel
-		} else {
-			// Don't collapse it when all are closed. Can be resized manually
-			// $('left').hide();
-		}
-	},
-	
-	/**
-	 * Refresh all the panes after we change to a new page
-	 */
-	onpagechanged: function() {
-		var item,i;
-		for(i=0;item=this.tabs[i];i++) {
-			if(this.tabs[i].selected && this.tabs[i].linkedPane.onpagechanged) this.tabs[i].linkedPane.onpagechanged();
-		}
-	}
-}
-
-SideTabItem = Class.create();
-
-SideTabItem.prototype = {
-	/**
-	 * Set up one of the side tabs
-	 */
-	initialize: function() {
-		var holderID = this.id.replace('heading_','') + '_holder';
-		this.linkedPane = $(holderID);
-		if(!this.linkedPane) throw("Can't find item: " + holderID);
-		this.selected = (this.className && this.className.indexOf('selected') > -10);
-		this.holder = $('treepanes');
-		this.linkedPane.style.display = this.selected ? '' : 'none';
-	},
-	
-	destroy: function() {
-		this.holder = null;
-		this.linkedPane = null;
-		this.onclick = null;
-	},
-	
-	/**
-	 * Handler for <h2> click
-	 */
-	onclick: function(event) {
-		Event.stop(event);
-		var toggleID = this.id.replace('heading_','') + '_toggle';
-		Element.toggle(toggleID + '_closed');
-		Element.toggle(toggleID + '_open');
-		this.toggle();
-	},
-	toggle: function() {
-		if(this.selected) this.close();
-		else this.open();
-	},
-	open: function() {
-		if(!this.selected) {
-			this.selected = true;
-			Element.addClassName(this,'selected');
-			this.linkedPane.style.display = '';
-			this.linkedPane.style.height = '0px';
-			this.holder.resize(true);
-			if(this.linkedPane.onshow) {
-				this.linkedPane.onshow();
-			}
-		}
-	},
-	close: function() {
-		if(this.selected) {
-			this.selected = false;
-			Element.removeClassName(this,'selected');
-			new Effect.ReSize(this.linkedPane, {direction:'vert', toSize:0, duration:.4});
-			this.holder.resize(true);
-			if(this.holder.onhide) this.holder.onhide();
-			if(this.linkedPane.onclose) this.linkedPane.onclose();
-		}		
-	}
-}
-
-// Application order is important - the Items must be created before the SideTabs object.
-SideTabItem.applyTo('#treepanes h2');
-SideTabs.applyTo('#treepanes');
-
 /**
  * Generic base class for all side panels
  */
@@ -194,11 +14,7 @@ SidePanel.prototype = {
 		this.body.innerHTML = '<p>loading...</p>';
 		this.ajaxGetPanel(this.afterPanelLoaded);
 	},
-	onresize : function() {
-		fitToParent(this.body);
-	},
 	ajaxGetPanel : function(onComplete) {
-		fitToParent(this.body);
 		new Ajax.Updater(this.body, this.ajaxURL(), {
 			onComplete : onComplete ? onComplete.bind(this) : null,
 			onFailure : this.ajaxPanelError
@@ -241,44 +57,7 @@ SidePanelRecord.prototype = {
 }
 
 
-/**
- * Class that will add an 'over' class when the mouse is over the object
- */
-Highlighter = Class.create();
-Highlighter.prototype = {
-	onmouseover: function() {
-		Element.addClassName(this,'over');
-	},
-	onmouseout: function() {
-		Element.removeClassName(this,'over');
-	},
-	destroy: function() {
-		this.onmouseover = null;
-		this.onmouseout = null;		
-	},
-	select: function(dontHide) {
-		if(dontHide) {
-			Element.addClassName(this,'current');
-			this.parentNode.lastSelected = null;
-			
-		} else {
-			if(this.parentNode.lastSelected) {
-				Element.removeClassName(this.parentNode.lastSelected,'current');
-				Element.addClassName(this,'current');
-				
-			} else {
-				var i,item;
-				for(i=0;item=this.parentNode.childNodes[i];i++) {
-					if(item.tagName) {
-						if(item == this) Element.addClassName(item,'current');
-						else Element.removeClassName(item,'current');
-					}
-				}
-			}
-			this.parentNode.lastSelected = this;
-		}
-	}
-}
+
 
 
 /**
@@ -346,7 +125,7 @@ VersionList.prototype = {
 	}
 }
 
-VersionItem = Class.extend('Highlighter');
+VersionItem = Class.create();
 VersionItem.prototype = {
 	initialize : function() {
 		this.holder = $('versions_holder');