// -------------------------------------------------------------------
// DHTML Window Widget- By Dynamic Drive, available at: http://www.dynamicdrive.com
// v1.0: Script created Feb 15th, 07'
// v1.01: Feb 21th, 07' (see changelog.txt)
// v1.02: March 26th, 07' (see changelog.txt)
// v1.03: May 5th, 07' (see changelog.txt)
// v1.1:  Oct 29th, 07' (see changelog.txt)
// -------------------------------------------------------------------

var dhtmlwindow={
imagefiles:['min','close','restore','resize'],
imagefiles_f: [],
borderfiles:['tl','tr','bl','br','t','b','l','r'],
borderfiles_f: [],
ajaxbustcache: true, //Bust caching when fetching a file via Ajax?
ajaxloadinghtml: '<b>Loading Page. Please wait...</b>', //HTML to show while window fetches Ajax Content?
minimizeorder: 0,
zIndexvalue:100,
attr: {},
tobjects: [], //object to contain references to dhtml window divs, for cleanup purposes
lastactivet: {}, //reference to last active DHTML window

init:function(t, min_ctrl, close_ctrl, icon_ctrl, title){
	for (i in this.imagefiles)
		this.imagefiles_f[i] = TMPLVARS['prefix']['img_shared']+'dhtml_'+this.imagefiles[i]+'.png'+TMPLVARS['suffix']['img_shared'];
	
	for (i in this.borderfiles)
		this.borderfiles_f[i] = TMPLVARS['prefix']['img_shared']+'dhtml_'+this.borderfiles[i]+'.png'+TMPLVARS['suffix']['img_shared'];
	
	var domwindow=document.createElement("div") //create dhtml window div
	domwindow.id=t
	domwindow.className="dhtmlwindow"
	var domwindowdata='';
	var nohead = this.getvalue("nohead")? 1 : 0;
	
	domwindowdata+='<table style="background:transparent;" cellspacing=0 cellpadding=0>';
	domwindowdata+='<tr><td><img src="' +this.borderfiles_f[0]+'"></td>';
	domwindowdata+='<td width="100%" valign="top" style="background: transparent top repeat-x url(\'' +this.borderfiles_f[4]+'\')">';
	domwindowdata+='<div class="drag-handle">'
	if (icon_ctrl)
		domwindowdata+='<div class="drag-icon"><img src="'+TMPLVARS['prefix']['img_shared']+icon_ctrl+'.gif'+TMPLVARS['suffix']['img_shared']+'"></div>'
	domwindowdata+='<div class="drag-controls">'
	if (min_ctrl)
		domwindowdata+='<img src="'+this.imagefiles_f[0]+'" title="Minimize" />'
	if (close_ctrl)
		domwindowdata+='<img src="'+this.imagefiles_f[1]+'" title="Close" />'
	domwindowdata+='</div><div class="drag-title">'+title+'</div>'
	domwindowdata+='</div></td>';
	domwindowdata+='<td width="20"><img src="' +this.borderfiles_f[1]+'"></td></tr>';
	domwindowdata+='<tr><td width="20" style="background: transparent left repeat-y url(\'' +this.borderfiles_f[6]+'\')">&nbsp;</td><td width="100%">';
	
	domwindowdata+='<div class="drag-contentarea" id="drag-contentarea"></div>'
	domwindowdata+='<div class="drag-statusarea"><div class="drag-resizearea" style="background: transparent url('+this.imagefiles_f[3]+') top right no-repeat;">&nbsp;</div></div>'
	domwindowdata+='</div>'
	domwindowdata+='</td><td width="20" style="background: transparent left repeat-y url(\'' +this.borderfiles_f[7]+'\')">&nbsp;</td></tr>';
	
	domwindowdata+='<tr><td width="20"><img src="' +this.borderfiles_f[2]+'"></td>';
	domwindowdata+='<td width="100%" style="background: transparent top repeat-x url(\'' +this.borderfiles_f[5]+'\')">&nbsp;</td>';
	domwindowdata+='<td width="20"><img src="' +this.borderfiles_f[3]+'"></td></tr>';
	domwindowdata+='</table>';
	
	domwindow.innerHTML=domwindowdata
	document.getElementById("dhtmlwindowholder").appendChild(domwindow)
	//this.zIndexvalue=(this.zIndexvalue)? this.zIndexvalue+1 : 100 //z-index value for DHTML window: starts at 0, increments whenever a window has focus
	var t=document.getElementById(t)
	var divs=t.getElementsByTagName("div")
	for (var i=0; i<divs.length; i++){ //go through divs inside dhtml window and extract all those with class="drag-" prefix
		if (/drag-/.test(divs[i].className))
			t[divs[i].className.replace(/drag-/, "")]=divs[i] //take out the "drag-" prefix for shorter access by name
	}
	//t.style.zIndex=this.zIndexvalue //set z-index of this dhtml window
	t.handle._parent=t //store back reference to dhtml window
	t.resizearea._parent=t //same
	t.controls._parent=t //same
	t.onclose=function(){if(self.view_tag_cloud){view_tag_cloud()};return true} //custom event handler "onclose"
	t.onmousedown=function(){dhtmlwindow.setfocus(this)} //Increase z-index of window when focus is on it
	t.handle.onmousedown=dhtmlwindow.setupdrag //set up drag behavior when mouse down on handle div
	t.resizearea.onmousedown=dhtmlwindow.setupdrag //set up drag behavior when mouse down on resize div
	t.controls.onclick=dhtmlwindow.enablecontrols
	t.show=function(){dhtmlwindow.show(this)} //public function for showing dhtml window
	t.hide=function(){dhtmlwindow.hide(this)} //public function for hiding dhtml window
	t.close=function(){dhtmlwindow.close(this)} //public function for closing dhtml window (also empties DHTML window content)
	t.setSize=function(w, h){dhtmlwindow.setSize(this, w, h)} //public function for setting window dimensions
	t.moveTo=function(x, y){dhtmlwindow.moveTo(this, x, y)} //public function for moving dhtml window (relative to viewpoint)
	t.isResize=function(bol){dhtmlwindow.isResize(this, bol)} //public function for specifying if window is resizable
	t.isScrolling=function(bol){dhtmlwindow.isScrolling(this, bol)} //public function for specifying if window content 	contains scrollbars
	t.grayOut=function(vis, options){dhtmlwindow.grayOut(vis, options)} //public function to gray background
	t.load=function(contenttype, contentsource){dhtmlwindow.load(this, contenttype, contentsource)} //public function for loading content into window
	this.tobjects[this.tobjects.length]=t
	return t //return reference to dhtml window div
},

getvalue:function(Name, isStr){
	var config=new RegExp(Name+"=([^,]+)", "i") //get name/value config pair (ie: width=400px,)
	if (isStr == 1)
		return (config.test(this.attr))? RegExp.$1 : 0 //return value portion (int), or 0 (false) if none found
	else
		return (config.test(this.attr))? parseInt(RegExp.$1) : 0 //return value portion (int), or 0 (false) if none found
},

open:function(t, contenttype, contentsource, title, attr, recalonload){
	var d=dhtmlwindow //reference dhtml window object
	this.attr = attr;
	
	if (document.getElementById(t)==null) //if window doesn't exist yet, create it
		t=this.init(t, this.getvalue("minimize"), this.getvalue("close"), this.getvalue("icon",1), title) //return reference to dhtml window div
	else
		t=document.getElementById(t)
	this.setfocus(t)
	t.setSize(this.getvalue(("width")), (this.getvalue("height"))) //Set dimensions of window
	var xpos=this.getvalue("center")? "middle" : this.getvalue("left") //Get x coord of window
	var ypos=this.getvalue("center")? "middle" : this.getvalue("top") //Get y coord of window
	//t.moveTo(xpos, ypos) //Position window
	if (typeof recalonload!="undefined" && recalonload=="recal" && this.scroll_top==0){ //reposition window when page fully loads with updated window viewpoints?
		if (window.attachEvent && !window.opera) //In IE, add another 400 milisecs on page load (viewpoint properties may return 0 b4 then)
			this.addEvent(window, function(){setTimeout(function(){t.moveTo(xpos, ypos)}, 400)}, "load")
		else
			this.addEvent(window, function(){t.moveTo(xpos, ypos)}, "load")
	}
	t.isResize(this.getvalue("resize")) //Set whether window is resizable
	t.isScrolling(this.getvalue("scrolling")) //Set whether window should contain scrollbars
	t.style.visibility="visible"
	t.style.display="block"
	t.contentarea.style.display="block"
	t.moveTo(xpos, ypos) //Position window
	t.load(contenttype, contentsource)
	if (t.state=="minimized" && t.controls.firstChild.title=="Restore"){ //If window exists and is currently minimized?
		t.controls.firstChild.setAttribute("src", dhtmlwindow.imagefiles_f[0]) //Change "restore" icon within window interface to "minimize" icon
		t.controls.firstChild.setAttribute("title", "Minimize")
		t.state="fullview" //indicate the state of the window as being "fullview"
	}
	t.grayOut(true);
	return t
},

setSize:function(t, w, h){ //set window size (min is 150px wide by 30px tall)
	t.style.width=Math.max(parseInt(w), 150)+"px"
	t.contentarea.style.height=Math.max(parseInt(h), 30)+"px"
},

moveTo:function(t, x, y){ //move window. Position includes current viewpoint of document
	this.getviewpoint() //Get current viewpoint numbers
	t.style.left=(x=="middle")? this.scroll_left+(this.docwidth-t.offsetWidth)/2+"px" : this.scroll_left+parseInt(x)+"px"
	t.style.top=(y=="middle")? this.scroll_top+(this.docheight-t.offsetHeight)/2+"px" : this.scroll_top+parseInt(y)+"px"
},

isResize:function(t, bol){ //show or hide resize inteface (part of the status bar)
	t.statusarea.style.display=(bol)? "block" : "none"
	t.resizeBool=(bol)? 1 : 0
},

isScrolling:function(t, bol){ //set whether loaded content contains scrollbars
	t.contentarea.style.overflow=(bol)? "auto" : "hidden"
},

load:function(t, contenttype, contentsource){ //loads content into window plus set its title (3 content types: "inline", "iframe", or "ajax")
	if (t.isClosed){
		alert("DHTML Window has been closed, so no window to load contents into. Open/Create the window again.")
		return
	}
	t.title='';
	var contenttype=contenttype.toLowerCase() //convert string to lower case
	if (contenttype=="inline")
		t.contentarea.innerHTML=contentsource
	else if (contenttype=="div"){
		var inlinedivref=document.getElementById(contentsource)
		t.contentarea.innerHTML=(inlinedivref.defaultHTML || inlinedivref.innerHTML) //Populate window with contents of inline div on page
		if (!inlinedivref.defaultHTML)
			inlinedivref.defaultHTML=inlinedivref.innerHTML //save HTML within inline DIV
		inlinedivref.innerHTML="" //then, remove HTML within inline DIV (to prevent duplicate IDs, NAME attributes etc in contents of DHTML window
		inlinedivref.style.display="none" //hide that div
	}
	else if (contenttype=="iframe"){
		t.contentarea.style.overflow="hidden" //disable window scrollbars, as iframe already contains scrollbars
		if (!t.contentarea.firstChild || t.contentarea.firstChild.tagName!="IFRAME") //If iframe tag doesn't exist already, create it first
			t.contentarea.innerHTML='<iframe src="" style="margin:0; padding:0; width:100%; height: 100%" name="_iframe-'+t.id+'"></iframe>'
		window.frames["_iframe-"+t.id].location.replace(contentsource) //set location of iframe window to specified URL
		}
	else if (contenttype=="ajax"){
		this.ajax_connect(contentsource, t) //populate window with external contents fetched via Ajax
	}
	t.contentarea.datatype=contenttype //store contenttype of current window for future reference
},

setupdrag:function(e){
	var d=dhtmlwindow //reference dhtml window object
	var t=this._parent //reference dhtml window div
	d.etarget=this //remember div mouse is currently held down on ("handle" or "resize" div)
	var e=window.event || e
	d.initmousex=e.clientX //store x position of mouse onmousedown
	d.initmousey=e.clientY
	d.initx=parseInt(t.offsetLeft) //store offset x of window div onmousedown
	d.inity=parseInt(t.offsetTop)
	d.width=parseInt(t.offsetWidth) //store width of window div
	d.contentheight=parseInt(t.contentarea.offsetHeight) //store height of window div's content div
	if (t.contentarea.datatype=="iframe"){ //if content of this window div is "iframe"
		t.style.backgroundColor="#F8F8F8" //colorize and hide content div (while window is being dragged)
		t.contentarea.style.visibility="hidden"
	}
	document.onmousemove=d.getdistance //get distance travelled by mouse as it moves
	document.onmouseup=function(){
		if (t.contentarea.datatype=="iframe"){ //restore color and visibility of content div onmouseup
			t.contentarea.style.backgroundColor="white"
			t.contentarea.style.visibility="visible"
		}
		d.stop()
	}
	return false
},

getdistance:function(e){
	var d=dhtmlwindow
	var etarget=d.etarget
	var e=window.event || e
	d.distancex=e.clientX-d.initmousex //horizontal distance travelled relative to starting point
	d.distancey=e.clientY-d.initmousey
	if (etarget.className=="drag-handle") //if target element is "handle" div
		d.move(etarget._parent, e)
	else if (etarget.className=="drag-resizearea") //if target element is "resize" div
		d.resize(etarget._parent, e)
	return false //cancel default dragging behavior
},

getviewpoint:function(){ //get window viewpoint numbers
	var ie=document.all && !window.opera
	var domclientWidth=document.documentElement && parseInt(document.documentElement.clientWidth) || 100000 //Preliminary doc width in non IE browsers
	this.standardbody=(document.compatMode=="CSS1Compat")? document.documentElement : document.body //create reference to common "body" across doctypes
	this.scroll_top=(ie)? this.standardbody.scrollTop : window.pageYOffset
	this.scroll_left=(ie)? this.standardbody.scrollLeft : window.pageXOffset
	this.docwidth=(ie)? this.standardbody.clientWidth : (/Safari/i.test(navigator.userAgent))? window.innerWidth : Math.min(domclientWidth, window.innerWidth-16)
	this.docheight=(ie)? this.standardbody.clientHeight: window.innerHeight
},

rememberattrs:function(t){ //remember certain attributes of the window when it's minimized or closed, such as dimensions, position on page
	this.getviewpoint() //Get current window viewpoint numbers
	t.lastx=parseInt((t.style.left || t.offsetLeft))-dhtmlwindow.scroll_left //store last known x coord of window just before minimizing
	t.lasty=parseInt((t.style.top || t.offsetTop))-dhtmlwindow.scroll_top
	t.lastwidth=parseInt(t.style.width) //store last known width of window just before minimizing/ closing
},

move:function(t, e){
	t.style.left=dhtmlwindow.distancex+dhtmlwindow.initx+"px"
	t.style.top=dhtmlwindow.distancey+dhtmlwindow.inity+"px"
},

resize:function(t, e){
	t.style.width=Math.max(dhtmlwindow.width+dhtmlwindow.distancex, 150)+"px"
	t.contentarea.style.height=Math.max(dhtmlwindow.contentheight+dhtmlwindow.distancey, 100)+"px"
},

enablecontrols:function(e){
	var d=dhtmlwindow
	var sourceobj=window.event? window.event.srcElement : e.target //Get element within "handle" div mouse is currently on (the controls)
	if (/Minimize/i.test(sourceobj.getAttribute("title"))) //if this is the "minimize" control
		d.minimize(sourceobj, this._parent)
	else if (/Restore/i.test(sourceobj.getAttribute("title"))) //if this is the "restore" control
		d.restore(sourceobj, this._parent)
	else if (/Close/i.test(sourceobj.getAttribute("title"))) //if this is the "close" control
		d.close(this._parent)
	return false
},

minimize:function(button, t){
	dhtmlwindow.rememberattrs(t)
	button.setAttribute("src", dhtmlwindow.imagefiles_f[2])
	button.setAttribute("title", "Restore")
	t.state="minimized" //indicate the state of the window as being "minimized"
	t.contentarea.style.display="none"
	t.statusarea.style.display="none"
	if (typeof t.minimizeorder=="undefined"){ //stack order of minmized window on screen relative to any other minimized windows
		dhtmlwindow.minimizeorder++ //increment order
		t.minimizeorder=dhtmlwindow.minimizeorder
	}
	t.style.left="10px" //left coord of minmized window
	t.style.width="200px"
	var windowspacing=t.minimizeorder*10 //spacing (gap) between each minmized window(s)
	t.style.top=dhtmlwindow.scroll_top+dhtmlwindow.docheight-(t.handle.offsetHeight*t.minimizeorder)-windowspacing+"px"
},

restore:function(button, t){
	dhtmlwindow.getviewpoint()
	button.setAttribute("src", dhtmlwindow.imagefiles_f[0])
	button.setAttribute("title", "Minimize")
	t.state="fullview" //indicate the state of the window as being "fullview"
	t.style.display="block"
	t.contentarea.style.display="block"
	if (t.resizeBool) //if this window is resizable, enable the resize icon
		t.statusarea.style.display="block"
	t.style.left=parseInt(t.lastx)+dhtmlwindow.scroll_left+"px" //position window to last known x coord just before minimizing
	t.style.top=parseInt(t.lasty)+dhtmlwindow.scroll_top+"px"
	t.style.width=parseInt(t.lastwidth)+"px"
},


close:function(t){
	try{
		var closewinbol=t.onclose()
	}
	catch(err){ //In non IE browsers, all errors are caught, so just run the below
		var closewinbol=true
 }
	finally{ //In IE, not all errors are caught, so check if variable isn't defined in IE in those cases
		if (typeof closewinbol=="undefined"){
			alert("An error has occured somwhere inside your \"onclose\" event handler")
			var closewinbol=true
		}
	}
	if (closewinbol){ //if custom event handler function returns true
		if (t.state!="minimized") //if this window isn't currently minimized
			dhtmlwindow.rememberattrs(t) //remember window's dimensions/position on the page before closing
		if (window.frames["_iframe-"+t.id]) //if this is an IFRAME DHTML window
			window.frames["_iframe-"+t.id].location.replace("about:blank")
		else
			t.contentarea.innerHTML=""
		t.style.display="none"
		t.isClosed=true //tell script this window is closed (for detection in t.show())
	}
	t.grayOut(false);
	return closewinbol
},


setopacity:function(targetobject, value){ //Sets the opacity of targetobject based on the passed in value setting (0 to 1 and in between)
	if (!targetobject)
		return
	if (targetobject.filters && targetobject.filters[0]){ //IE syntax
		if (typeof targetobject.filters[0].opacity=="number") //IE6
			targetobject.filters[0].opacity=value*100
		else //IE 5.5
			targetobject.style.filter="alpha(opacity="+value*100+")"
		}
	else if (typeof targetobject.style.MozOpacity!="undefined") //Old Mozilla syntax
		targetobject.style.MozOpacity=value
	else if (typeof targetobject.style.opacity!="undefined") //Standard opacity syntax
		targetobject.style.opacity=value
},

setfocus:function(t){ //Sets focus to the currently active window
	this.zIndexvalue++
	t.style.zIndex=this.zIndexvalue
	t.isClosed=false //tell script this window isn't closed (for detection in t.show())
	this.setopacity(this.lastactivet.handle, 0.5) //unfocus last active window
	this.setopacity(t.handle, 1) //focus currently active window
	this.lastactivet=t //remember last active window
},


show:function(t){
	if (t.isClosed){
		alert("DHTML Window has been closed, so nothing to show. Open/Create the window again.")
		return
	}
	if (t.lastx) //If there exists previously stored information such as last x position on window attributes (meaning it's been minimized or closed)
		dhtmlwindow.restore(t.controls.firstChild, t) //restore the window using that info
	else
		t.style.display="block"
	this.setfocus(t)
	t.state="fullview" //indicate the state of the window as being "fullview"
},

hide:function(t){
	t.style.display="none"
},

ajax_connect:function(url, t){
	var page_request = false
	var bustcacheparameter=""
	if (window.XMLHttpRequest) // if Mozilla, IE7, Safari etc
		page_request = new XMLHttpRequest()
	else if (window.ActiveXObject){ // if IE6 or below
		try {
		page_request = new ActiveXObject("Msxml2.XMLHTTP")
		} 
		catch (e){
			try{
			page_request = new ActiveXObject("Microsoft.XMLHTTP")
			}
			catch (e){}
		}
	}
	else
		return false
	t.contentarea.innerHTML=this.ajaxloadinghtml
	page_request.onreadystatechange=function(){dhtmlwindow.ajax_loadpage(page_request, t)}
	if (this.ajaxbustcache) //if bust caching of external page
		bustcacheparameter=(url.indexOf("?")!=-1)? "&"+new Date().getTime() : "?"+new Date().getTime()
	page_request.open('GET', url+bustcacheparameter, true)
	page_request.send(null)
},

ajax_loadpage:function(page_request, t){
	if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1)){
	t.contentarea.innerHTML=page_request.responseText
	}
},


stop:function(){
	dhtmlwindow.etarget=null //clean up
	document.onmousemove=null
	document.onmouseup=null
},

addEvent:function(target, functionref, tasktype){ //assign a function to execute to an event handler (ie: onunload)
	var tasktype=(window.addEventListener)? tasktype : "on"+tasktype
	if (target.addEventListener)
		target.addEventListener(tasktype, functionref, false)
	else if (target.attachEvent)
		target.attachEvent(tasktype, functionref)
},

cleanup:function(){
	for (var i=0; i<dhtmlwindow.tobjects.length; i++){
		dhtmlwindow.tobjects[i].handle._parent=dhtmlwindow.tobjects[i].resizearea._parent=dhtmlwindow.tobjects[i].controls._parent=null
	}
	window.onload=null
},

grayOut:function(vis, options){
	// Pass true to gray out screen, false to ungray
	// options are optional.  This is a JSON object with the following (optional) properties
	// opacity:0-100         // Lower number = less grayout higher = more of a blackout 
	// zindex: #             // HTML elements with a higher zindex appear on top of the gray out
	// bgcolor: (#xxxxxx)    // Standard RGB Hex color code
	// grayOut(true, {'zindex':'50', 'bgcolor':'#0000FF', 'opacity':'70'});
	// Because options is JSON opacity/zindex/bgcolor are all optional and can appear
	// in any order.  Pass only the properties you need to set.
	var options = options || {}; 
	var zindex = options.zindex || 100;
	var opacity = options.opacity || 60;
	var opaque = (opacity / 100);
	var bgcolor = options.bgcolor || '#000000';
	var dark=document.getElementById('darkenScreenObject');
	if (!dark)
	{
		// The dark layer doesn't exist, it's never been created.  So we'll
		// create it here and apply some basic styles.
		// If you are getting errors in IE see: http://support.microsoft.com/default.aspx/kb/927917
		var tbody = document.getElementsByTagName("body")[0];
		var tnode = document.createElement('div');           // Create the layer.
		tnode.style.position='absolute';                 // Position absolutely
		tnode.style.top='0px';                           // In the top
		tnode.style.left='0px';                          // Left corner of the page
		tnode.style.overflow='hidden';                   // Try to avoid making scroll bars            
		tnode.style.display='none';                      // Start out Hidden
		tnode.id='darkenScreenObject';                   // Name it so we can find it later
		tbody.appendChild(tnode);                            // Add it to the web page
		dark=document.getElementById('darkenScreenObject');  // Get the object.
	}
	if (vis)
	{
		// Calculate the page width and height
		if( typeof( window.innerWidth ) == 'number' )	//Non-IE
		{
			var pageWidth='100%';
			var pageHeight='100%';
		}
		else if	( document.documentElement &&
			( document.documentElement.clientWidth || document.documentElement.clientHeight ) )
	    {	//IE 6+ in 'standards compliant mode'
			var pageWidth = document.documentElement.clientWidth+'px';
			var pageHeight = document.documentElement.clientHeight+'px';
		} else
		
		/*if (document.body && ( document.body.scrollWidth || document.body.scrollHeight ))
		{
			var pageWidth = document.body.scrollWidth+'px';
			var pageHeight = document.body.scrollHeight+'px';
		}
		else if (document.body.offsetWidth)
		{
			var pageWidth = document.body.offsetWidth+'px';
			var pageHeight = document.body.offsetHeight+'px';
		}
		else*/
		{
			var pageWidth='100%';
			var pageHeight='100%';
		}   
		//set the shader to cover the entire page and make it visible.
		dark.style.opacity=opaque;                      
		dark.style.MozOpacity=opaque;                   
		dark.style.filter='alpha(opacity='+opacity+')'; 
		dark.style.zIndex=zindex;        
		dark.style.backgroundColor=bgcolor;  
		dark.style.width= pageWidth;
		dark.style.height= pageHeight;
		dark.style.display='block';                          
	}
	else
		dark.style.display='none';
}

} //End dhtmlwindow object

document.write('<div id="dhtmlwindowholder"><span style="display:none">.</span></div>') //container that holds all dhtml window divs on page
window.onunload=dhtmlwindow.cleanup