/*
Simple Image Trail script- By JavaScriptKit.com
Visit http://www.javascriptkit.com for this script and more
This notice must stay intact
*/

var ua = navigator.userAgent.toLowerCase();
var divw=0;
var divh=0;

if (document.getElementById || document.all)
	document.write('<div id="imgtrailer" style="position:absolute;visibility:hidden;"></div>')

function gettrailobject()
	{
	if (document.getElementById)
		return document.getElementById("imgtrailer")
	else if (document.all)
		return document.all.trailimagid
	}

function gettrailobj()
	{
	if (document.getElementById)
		return document.getElementById("imgtrailer").style
	else if (document.all)
		return document.all.trailimagid.style
	}

function truebody()
	{
	return (!window.opera && document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
	}

function trailOff()
	{
	document.onmousemove='';
	gettrailobj().visibility="hidden";
	}

function trailOn(thumbimg,imgtitle)
	{
	if(ua.indexOf('opera') == -1 && ua.indexOf('safari') == -1)
		{
		gettrailobj().left="-5000px";
		//divthw = parseInt(thw) + 2;
		gettrailobject().innerHTML = '<div style="background-color: #b2a99d; layer-background-color: #b2a99d; border: 1px none #808080; padding:10px; width:auto;"><div style="background-color: #FFFFFF; layer-background-color: #FFFFFF; border: 1px solid #808080;" align="center"><img src="'+thumbimg+'" border="0" /></div></div>';//<div style="padding:3px">'+imgtitle+'</div>
		gettrailobj().visibility="visible";
		//divw = parseInt(gettrailobj().width) + 25;
		divw = imgWidth(thumbimg) + 25;
		//divh = parseInt(gettrailobj().height) + 130;
		divh = imgHeight(thumbimg) + 110;
		document.onmousemove=followmouse;
		}
	}

function followmouse(e)
	{
	var docwidth=document.all? truebody().scrollLeft+truebody().clientWidth : pageXOffset+window.innerWidth-15
	var docheight=document.all? Math.min(truebody().scrollHeight, truebody().clientHeight) : Math.min(document.body.offsetHeight, window.innerHeight)
	if(typeof e != "undefined"){
		//firefox
		if(docwidth < 15+e.pageX+divw){
			xcoord = e.pageX-divw-5;
		}else{
			xcoord = 15+e.pageX;
		}
		if(docheight < 15+e.pageY+divh){
			ycoord = 15+e.pageY-Math.max(0,(divh + e.pageY - docheight - truebody().scrollTop - 30));
		}else{
			ycoord = 15+e.pageY;
		}
	}else if (typeof window.event != "undefined"){
		//IE
		if(docwidth < 15+truebody().scrollLeft+event.clientX+divw)
			xcoord = truebody().scrollLeft-5+event.clientX-divw;
		else
			xcoord = truebody().scrollLeft+15+event.clientX;
	
		if(docheight < 15+truebody().scrollTop+event.clientY+divh)
			ycoord = 15+truebody().scrollTop+event.clientY-Math.max(0,(divh + event.clientY - docheight - 30));
		else
			ycoord = truebody().scrollTop+15+event.clientY;
	}
	gettrailobj().left=xcoord+"px"
	gettrailobj().top=ycoord+"px"
}

/*****************************************************************/
/*  all below this line added by: Adam Tuttle, E-Tech Solutions  */

function imgWidth(imgUrl){
	var x=new Image;
	x.src=imgUrl;
	var imgW=x.width;
	return imgW;
}
function imgHeight(imgUrl){
	var x=new Image;
	x.src=imgUrl;
	var imgH=x.height;
	return imgH;
}