/**
 * @author weijie
 */
 
 /*****    namespace      ****/
 
 if (typeof(rdcjs) == "undefined")
	_rdc = rdcjs = {};
 
/**************************************************utility************************************************/

	function getRandomNumber(){
		var i = Math.round(100000*Math.random());
		return i;
	}
	
				
	function trim(stringToTrim) {
		return stringToTrim.replace(/^\s+|\s+$/g,"");
	}
	function ltrim(stringToTrim) {
		return stringToTrim.replace(/^\s+/,"");
	}
	function rtrim(stringToTrim) {
		return stringToTrim.replace(/\s+$/,"");
	}
			
/**************************************************element************************************************/
	function $() {
		var elements = new Array();
		for (var i = 0; i < arguments.length; i++) {
			var element = arguments[i];
			if (typeof element == 'string')
				element = document.getElementById(element);
			if (arguments.length == 1)
				return element;
			elements.push(element);
		}
		return elements;
	}
	
	function insertAfter( referenceNode, newNode )
	{
		referenceNode.parentNode.insertBefore( newNode, referenceNode.nextSibling );
	}
	
	function addEvent(elm, evType, fn, useCapture) {
		if (elm.addEventListener) {
			elm.addEventListener(evType, fn, useCapture);
			return true;
		}
		else if (elm.attachEvent) {
			var r = elm.attachEvent('on' + evType, fn);
			return r;
		}
		else {
			elm['on' + evType] = fn;
		}
	}
	
	function removeEvent(obj, evType, fn, useCapture){
		if (obj.removeEventListener){
			obj.removeEventListener(evType, fn, useCapture);
			return true;
		} else if (obj.detachEvent){
			var r = obj.detachEvent("on"+evType, fn);
			return r;
		} else {
			alert("Handler could not be removed");
		}
	}
	
	function getElementsByClassName(className, tag, elm){
		var testClass = new RegExp("(^|\\s)" + className + "(\\s|$)");
		var tag = tag || "*";
		var elm = elm || document;
		var elements = (tag == "*" && elm.all)? elm.all : elm.getElementsByTagName(tag);
		var returnElements = [];
		var current;
		var length = elements.length;
		for(var i=0; i<length; i++){
			current = elements[i];
			if(testClass.test(current.className)){
				returnElements.push(current);
			}
		}
		return returnElements;
	}
	
/***********************************************size************************************************************************/
	
	
	/* Gets the full width/height because it's different for most browsers.*/
	function getViewportHeight() {
		if (window.innerHeight!=window.undefined) return window.innerHeight;
		if (document.compatMode=='CSS1Compat') return document.documentElement.clientHeight;
		if (document.body) return document.body.clientHeight; 

		return window.undefined; 
	}
	
	function getViewportWidth() {
		var offset = 17;
		var width = null;
		if (window.innerWidth!=window.undefined) return window.innerWidth; 
		if (document.compatMode=='CSS1Compat') return document.documentElement.clientWidth; 
		if (document.body) return document.body.clientWidth; 
	}

	/**
	* Gets the real scroll top
	*/
	function getScrollTop() {
		if (self.pageYOffset) // all except Explorer
		{
			return self.pageYOffset;
		}
		else if (document.documentElement && document.documentElement.scrollTop)
			// Explorer 6 Strict
		{
			return document.documentElement.scrollTop;
		}
		else if (document.body) // all other Explorers
		{
			return document.body.scrollTop;
		}
	}
	
	function getScrollLeft() {
		if (self.pageXOffset) // all except Explorer
		{
			return self.pageXOffset;
		}
		else if (document.documentElement && document.documentElement.scrollLeft)
			// Explorer 6 Strict
		{
			return document.documentElement.scrollLeft;
		}
		else if (document.body) // all other Explorers
		{
			return document.body.scrollLeft;
		}
	}

	
/****************************************************hide and show*******************************************************************/

/*---------primarily for disable a tr, it is Recursive-----------*/	
	//public
	function disableElementByDefault(){
		disableElementByClassName( "elementToBeDisabled" );
	}
	
	function disableElementByClassName( tag ){
		var elemsCanDisable = getElementsByClassName( tag,"" );
		for( var i = 0; i < elemsCanDisable.length; i++){
			disableElementRecursive( elemsCanDisable[i] );
		}
	}
	
	function disableElementRecursive( elem ){
		if( elem.nodeType == 3) //text node
			return;
		//alert(elem.tagName);
		if( elem.tagName && elem.tagName.toUpperCase() == "A" ){
			elem.setAttribute( "href", "#" );
			elem.style.cursor = "default";
			elem.onclick = function(){return false;};
		}
		
		if( elem.tagName && elem.tagName.toUpperCase() == "INPUT" && elem.type.toUpperCase() == "IMAGE" ){
			elem.parentNode.removeChild(elem);
		}
	
		try{
			elem.style.color = "#ccc";
		}catch(ex){
		
		}
		
		try{
			elem.disabled = true;
		}
		catch(ex){
			
		}
		for( var i = 0; i < elem.childNodes.length; i++ ){
			disableElementRecursive(elem.childNodes[i]);
		}
	}
	
	
/*--------------------*/

	//public
	function hideAndDisableAllPossible(){
		disableElementWithTag();
		hideElementWithTag();
		disablePossiableElements();
	}
	
	//public
	//call sample: hideAndDisableAllPossibleShowButtons(["btn1","btn2"]);
	function hideAndDisableAllPossibleShowButtons( args ){
		for( var i = 0; i < args.length; i++ ){
			if($(args[i]))
				$(args[i]).style.display = "";
		}
	}

	/*for hide and show element*/
	function disableElementWithTag(){
		var elemsCanDisable = getElementsByClassName("canDisable","");
		for( var i = 0; i < elemsCanDisable.length; i++){
			elemsCanDisable[i].disabled = true;
		}
	}
	
	function hideElementWithTag(){
		var elemsCanDisable = getElementsByClassName("canHide","");
		for( var i = 0; i < elemsCanDisable.length; i++){
			elemsCanDisable[i].style.display = "none";
		}
	}
	
	function disablePossiableElements(){
		var elemsInput = document.getElementsByTagName( "input" );
		for( var i = 0; i < elemsInput.length; i++){
			if(elemsInput[i].getAttribute("skipDisable"))
				continue;
			elemsInput[i].disabled = true;
		}
		
		var elemsSelect = document.getElementsByTagName( "select" );
		for( var i = 0; i < elemsSelect.length; i++){
			if(elemsInput[i].getAttribute("skipDisable"))
				continue;
			elemsSelect[i].disabled = true;
		}
		
		var elemsTextarea = document.getElementsByTagName( "textarea" );
		for( var i = 0; i < elemsTextarea.length; i++){
			if(elemsInput[i].getAttribute("skipDisable"))
				continue;
			elemsTextarea[i].disabled = true;
		}
		
	}

	/*end of hide and show*/
	
/*******************************************************debuging****************************************************************/

	function PageConsole(){};
	PageConsole.writeln =  function( message, divId, emphasis ){
		if($("console")){
			var divStr = divId?divId:"";
			var result =  " " + divStr + " "+message+"<br />";
			if(emphasis) result = "<span style='font-weight:bold;'>" +result +"</span>"
			$("console").innerHTML +=result;
		}
	};
	
	PageConsole.clear =  function(){
		if($("console")){
			$("console").innerHTML ="";
		}
	};

/*******************************************************query string****************************************************************/
	function PageQuery(q) {
		if (q.length > 1) this.q = q.substring(1, q.length);
		else this.q = null;
		this.keyValuePairs = new Array();
		if (q) {
			for (var i = 0; i < this.q.split("&").length; i++) {
				this.keyValuePairs[i] = this.q.split("&")[i];

			}

		}
		this.getKeyValuePairs = function() {
			return this.keyValuePairs;
		}
		this.getValue = function(s) {
			for (var j = 0; j < this.keyValuePairs.length; j++) {
				if (this.keyValuePairs[j].split("=")[0] == s)
				return this.keyValuePairs[j].split("=")[1];

			}
			return false;

		}
		this.getParameters = function() {
			var a = new Array(this.getLength());
			for (var j = 0; j < this.keyValuePairs.length; j++) {
				a[j] = this.keyValuePairs[j].split("=")[0];

			}
			return a;

		}
		this.getLength = function() {
			return this.keyValuePairs.length;
		}

	}
	function queryString(key) {
		var page = new PageQuery(window.location.search);
		return unescape(page.getValue(key));

	}

/********************************************************cookie********************************************************/

	//------------------------------------
	// getExpDate
	function getExpDate(days,hours,minutes){
		var expDate=new Date();
		if(typeof days=="number"&&typeof hours=="number"&&typeof hours=="number"){
			expDate.setDate(expDate.getDate()+parseInt(days));
			expDate.setHours(expDate.getHours()+parseInt(hours));
			expDate.setMinutes(expDate.getMinutes()+parseInt(minutes));
			return expDate.toGMTString();
		} else return "";
	}
	 
	//------------------------------------
	// getCookieVal
	function getCookieVal(offset){
		var endstr=document.cookie.indexOf(";",offset);
		if(endstr==-1) endstr=document.cookie.length;
		return unescape(document.cookie.substring(offset,endstr));
	}
	 
	//------------------------------------
	// getCookie
	function getCookie(name){
		var arg=name+"=";
		var alen=arg.length;
		var clen=document.cookie.length;
		var i=0;
		while(i<clen){
			var j=i+alen;
			if(document.cookie.substring(i,j)==arg) return getCookieVal(j);
			i=document.cookie.indexOf(" ",i)+1;
			if(i==0)break;
		}  
		return "";
	}
	 
	//------------------------------------
	// setCookie
	function setCookie(name,value,expires,path,domain,secure){
		document.cookie=name+"="+escape(value)+((expires)? "; expires="+expires : "")+((path)? "; path="+path : "")+((domain)? "; domain="+domain : "")+((secure)? "; secure" : "");
	}
	 
	//------------------------------------
	// deleteCookie
	function deleteCookie(name,path,domain){
		if(getCookie(name)) document.cookie=name+"="+((path)? "; path="+path : "")+((domain)? "; domain="+domain : "")+"; expires=Thu, 01-Jan-70 00:00:01 GMT";
	}

/*********************************************************css*****************************************************************/

	//------------------------------------
	// HasClass
	function hasClass(el,cl){
		if((el.className===null)||(typeof el=='undefined')) return false;
		var classes=el.className.split(" ");
		for(i in classes){
			if(classes[i]==cl) return true;
		}
		return false;
	}
	 
	//------------------------------------
	// AddClass
	function addClass(el,cl){
		if((HasClass(el,cl))||(typeof el=='undefined')) return;
		el.className+=" "+cl;
	}
	 
	//------------------------------------
	// RemoveClass
	function removeClass(el,cl){
		if(typeof el=='undefined')return;
		if(el.className===null)return;
		var classes=el.className.split(" ");
		var result=[];
		for(i in classes){
			if(classes[i] !=cl) result[result.length]=classes[i];
		}
		el.className=result.join(" ");
	}

/*******************************************************message flash***********************************************************/

	function opacity(id, opacStart, opacEnd, millisec) {
		//speed for each frame
		var speed = Math.round(millisec / 100);
		var timer = 0;

		//determine the direction for the blending, if start and end are the same nothing happens
		if(opacStart > opacEnd) {
			for(i = opacStart; i >= opacEnd; i--) {
				setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
				timer++;
			}
		} else if(opacStart < opacEnd) {
			for(i = opacStart; i <= opacEnd; i++)
			{
				setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
				timer++;
			}
		}
	}

	//change the opacity for different browsers
	function changeOpac(opacity, id) {
		var object = document.getElementById(id).style; 
		object.opacity = (opacity / 100);
		object.MozOpacity = (opacity / 100);
		object.KhtmlOpacity = (opacity / 100);
		object.filter = "alpha(opacity=" + opacity + ")";

		if( opacity == 5 ){
			var h = parseInt(document.getElementById(id).scrollHeight);
			resizeHeight( id, h , 0 ,500 );
		}
	}

	function doFlash( holdTime ){
		if( !document.getElementById("divFlash") ){
			alert("Sorry, but i can't find flash container, did you have a div with id 'divFlash' in you page?");
			return;
		}
		//resizeHeight('divFlash',1, 20,2000 );
		var f = function(){opacity('divFlash', 100,0, 2000);}
		window.setTimeout( f  , holdTime );
	}

	function doStaticFlash(){
		//nothing to do
	}
	
	function resizeHeight(id, hStart, hEnd, millisec) {
		//alert(hStart + " " + hEnd);
		//speed for each frame
		var speed = Math.round(millisec / 100);
		var timer = 0;

		//determine the direction for the blending, if start and end are the same nothing happens
		if(hStart > hEnd) {
			for(i = hStart; i >= hEnd; i--) {
				setTimeout("changeHeight(" + i + ",'" + id + "')",(timer * speed));
				timer++;
			}
		} else if(hStart < hEnd) {
			for(i = hStart; i <= hEnd; i++)
			{
				setTimeout("changeHeight(" + i + ",'" + id + "')",(timer * speed));
				timer++;
			}
		}
	}

	function changeHeight( height, id) {
		var h = parseInt( height );
		document.getElementById(id).style.height = height + "px";
		if( h == 0 )
			document.getElementById(id).style.display = "none"
	}
/*******************************************************datagrid****************************************************************/

	//for datagrid
	function dataGridInitialCheckAll(){
		if(getElementsByClassName('checkBoxSelectAll')[0] && ( getElementsByClassName('checkBoxSelectAll')[0].parentNode.style.display!= 'none')){
			getElementsByClassName('checkBoxSelectAll')[0].childNodes[0].click();
		}
		if(getElementsByClassName('checkBoxSelectAllPage')[0] && ( getElementsByClassName('checkBoxSelectAllPage')[0].parentNode.style.display!= 'none')){
			getElementsByClassName('checkBoxSelectAllPage')[0].childNodes[0].click();
		}
	}			
	
	function doDataGridToggle( callerId, thumbNailId, fullId ){
		if($(callerId).getAttribute("toggle")==null || $(callerId).getAttribute("toggle") == "fold"){
			//do unfold

			$(callerId).innerHTML = "&Delta;";
			$(thumbNailId).style.display ="none";
			$(fullId).style.display ="";
			$(callerId).setAttribute("toggle","unfold");
			
		}
		else{
			//do fold
		
			$(callerId).innerHTML = "&nabla;";
			$(thumbNailId).style.display ="";
			$(fullId).style.display ="none";
			$(callerId).setAttribute("toggle","fold");
		}
		
		
		//alert($(contentId).getAttribute("toggle"));
		//alert($(contentId).innerHTML);
	}
	//end of datagrid
	
	
/*******************************************************menu old****************************************************************/
/*
function findPos(obj){
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		do {
			curleft += obj.offsetLeft;
			curtop += obj.offsetTop;
		} while (obj = obj.offsetParent);
	}
	return [curleft,curtop];
}

if (typeof(_rdc.DropDownMenu) == "undefined")
	_rdc.DropDownMenu = {};
else
	alert("DropDownMenu is already set!");
	
	
_rdc.DropDownMenu.menu_timeout         = 500;
_rdc.DropDownMenu.menu_closetimer		= 0;
_rdc.DropDownMenu.menu_ddmenuitem      = 0;

// open hidden layer
_rdc.DropDownMenu.mopen = function( id )
{	
	// cancel close timer
	_rdc.DropDownMenu.mcancelclosetime();

	// close old layer
	//if(menu_ddmenuitem) menu_ddmenuitem.style.visibility = 'hidden';
	_rdc.DropDownMenu.mclose();

	// get new layer and show it
	_rdc.DropDownMenu.menu_ddmenuitem = document.getElementById(id);
	_rdc.DropDownMenu.menu_ddmenuitem.style.visibility = 'visible';
	
	var elm = document.getElementById(id.substring(1));
	//alert(elm.style.posLeft)
	var posX = document.all ? ( findPos(elm)[0] - 131) : findPos(elm)[0];
	var posY = document.all ? ( findPos(elm)[1] - 90 ) : findPos(elm)[1];
	alert(posX + " " + posY);

}
// close showed layer
_rdc.DropDownMenu.mclose = function()
{
	if(_rdc.DropDownMenu.menu_ddmenuitem) _rdc.DropDownMenu.menu_ddmenuitem.style.visibility = 'hidden';
}

// go close timer
_rdc.DropDownMenu.mclosetime = function()
{
	_rdc.DropDownMenu.menu_closetimer = window.setTimeout(_rdc.DropDownMenu.mclose, _rdc.DropDownMenu.menu_timeout);
}

// cancel close timer
_rdc.DropDownMenu.mcancelclosetime = function()
{
	if( _rdc.DropDownMenu.menu_closetimer)
	{
		window.clearTimeout( _rdc.DropDownMenu.menu_closetimer);
		_rdc.DropDownMenu.menu_closetimer = null;
	}
}

// close layer when click-out
//document.onclick = mclose; 
addEvent( document, "click", _rdc.DropDownMenu.mclose );
*/

/****************new dropdown menu*****************/

var tabdropdown={
	disappeardelay: 800, //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
	currentMenu : null,
	currentMenuTrigger : null,

	//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
		}
	},
		
	dropitfake: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=''; tabdropdown.showCurrentMuen();},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, currentRel){
		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")
				if(document.getElementById(relvalue).getElementsByTagName("a").length > 0){
					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"))
					}
				}
				else{
					menuitems[i].onmouseover=function(e){
						var event=typeof e!="undefined"? e : window.event
						tabdropdown.dropitfake(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";
			}
			else if( currentRel == menuitems[i].rel ){
				this.currentMenu = currentRel;
				this.currentMenuTrigger = menuitems[i];
				this.showCurrentMuen();
			}
		}
	},
	showCurrentMuen:function( ){
		if( !this.currentMenu )
			return;
			
			
		var curM = document.getElementById(this.currentMenu);
		this.dropmenuobj = curM;
		
		if( this.dropmenuobj.getElementsByTagName("A").length == 0 ){
			return;
		}
		
		this.currentMenuTrigger.parentNode.className+=" selected default";
		curM.style.visibility = "visible";
		curM.style.left= findAbsPos(this.currentMenuTrigger)[0]+"px"
		curM.style.top= findAbsPos(this.currentMenuTrigger)[1] + this.currentMenuTrigger.clientHeight + 1 +"px";
	}

}

function findAbsPos(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		do {
			curleft += obj.offsetLeft;
			curtop += obj.offsetTop;
		} while (obj = obj.offsetParent);
	}
	return [curleft,curtop];
}