/*
	Simple Image Trail script- By JavaScriptKit.com
	Visit http://www.javascriptkit.com for this script and more
	This notice must stay intact
	*/
	
	var offsetfrommouse=[73,-270]; //image x,y offsets from cursor position in pixels. Enter 0,0 for no offset
	var displayduration=0; //duration in seconds image should remain visible. 0 for always.
	var currentimageheight = 999;	// maximum image size.
	
	if (document.getElementById || document.all){
		document.write('<div id="trailimageid">');
		document.write('</div>');
	}
	
	function gettrailobj(){
		if (document.getElementById)
		return document.getElementById("trailimageid").style
		else if (document.all)
		return document.all.trailimagid.style
	}
	
	function gettrailobjnostyle(){
		if (document.getElementById)
		return document.getElementById("trailimageid")
		else if (document.all)
		return document.all.trailimagid
	}
	
	function truebody(){
	return (!window.opera && document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
	}
	
	function showtrail(imagename,title,height){
		if (height > 0){ currentimageheight = height; }
		document.onmousemove=followmouse;
		// styles set in gallery.js
		newHTML = '<div class="hoverImg">';
		newHTML += '<h3>' + title + '</h3>'
		newHTML += '<div align="center"><img src="' + imagename + '" border="0"></div>';
		
		newHTML += '</div>';
		gettrailobjnostyle().innerHTML = newHTML;
		gettrailobj().visibility="visible";
	}
	
	function hidetrail(){
		gettrailobj().visibility="hidden"
		document.onmousemove=""
		gettrailobj().left="-500px"
	}
	
	function followmouse(e){

		var xcoord=offsetfrommouse[0];
		var ycoord=offsetfrommouse[1];
	
		var docwidth=document.all? truebody().scrollLeft+truebody().clientWidth : pageXOffset+window.innerWidth-15
		var docheight=document.all? Math.min(truebody().scrollHeight, truebody().clientHeight) : Math.min(window.innerHeight)
	
		if (typeof e != "undefined"){
			 if( (docwidth/2 - 35) < + e.pageX){
				xcoord = e.pageX - xcoord - 495; // Move to the left side of the cursor
			 } else {
				xcoord += e.pageX;
			 }
			 if (docheight - e.pageY < (currentimageheight + 0)){
				ycoord += e.pageY - Math.max(0,(0 + currentimageheight + e.pageY - docheight - truebody().scrollTop));
			 } else {
				ycoord += e.pageY;
			 }
	
		} else if (typeof window.event != "undefined"){
			if( (docwidth/2 - 35) < + event.clientX){
				xcoord = event.clientX + truebody().scrollLeft - xcoord - 495; // Move to the left side of the cursor
			} else {
				xcoord += truebody().scrollLeft+event.clientX
			}
			if (docheight - event.clientY < (currentimageheight + 0)){
				ycoord += event.clientY + truebody().scrollTop - Math.max(0,(0 + currentimageheight + event.clientY - docheight));
			} else {
				ycoord += truebody().scrollTop + event.clientY;
			}
		}
	
		var docwidth=document.all? truebody().scrollLeft+truebody().clientWidth : pageXOffset+window.innerWidth-15
		var docheight=document.all? Math.max(truebody().scrollHeight, truebody().clientHeight) : Math.max(document.body.offsetHeight, window.innerHeight)
	 	if(ycoord < 0) { ycoord = ycoord*-1; }
		gettrailobj().left=xcoord+"px"
		gettrailobj().top=ycoord+"px"
		
	}
	
	
	
	
	function tmb2Full()
	{
		var images = document.getElementsByTagName('img');
			
			for(var i in images)
			{
				var image = new Object(images[i]);
				
				if(image.className == 'thumbnail' )
				{
					if(image.src != undefined && image.src != '')
					{
						image.onmouseover = function()
						{
							pieces 	= this.src.toString().split('/');
							src 	= pieces.pop().split('t').join('');
							
							showtrail('/images/' + src, this.title, 100);
						}
						
						image.onmouseout = function()
						{
							hidetrail();
						}
					}
				}							
			}
	}