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

var trailimage=["test.gif", 100, 99] //image path, plus width and height
var offsetfrommouse=[10,-20] //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.

if (document.getElementById || document.all)
{
	document.write('<div id="trailimageid" style="position:absolute;"></div>');
}

function gettrailobj()
{
	if (document.getElementById)
	return document.getElementById("trailimageid").style
	else if (document.all)
	return document.all.trailimagid.style
}
function gettrailobjWithoutStyle()
{
	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)
{
	newHTML = '<div>';
	// newHTML = newHTML + '<h2>' + title + '</h2>';
	newHTML = newHTML + '<div style="position:absolute;z-index:100;top:0;left:0;padding:5px;border:1px solid #000;background-color:#fff;"><img src="images/ajax-loader.gif"></div>';
	newHTML = newHTML + '<div style="position:absolute;z-index:200;top:0;left:0;padding:5px;border:1px solid #000;background-color:#fff;"><img src="' + imagename + '" border="0"></div>';
	newHTML = newHTML + '</div>';
	gettrailobjWithoutStyle().innerHTML = newHTML;
	gettrailobj().display="inline";	
		
}

function hidetrail()
{
	gettrailobjWithoutStyle().innerHTML = " ";
	gettrailobj().display="none";
	// document.onmousemove="";
	gettrailobj().left="-500px";
}

function followmouse(e)
{
	var xcoord=offsetfrommouse[0]
	var ycoord=offsetfrommouse[1]
	if (typeof e != "undefined")
	{
		xcoord+=e.pageX
		ycoord+=e.pageY
	}
	else if (typeof window.event !="undefined")
	{
		xcoord+=truebody().scrollLeft+event.clientX
		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 (xcoord+trailimage[1]+3>docwidth || ycoord+trailimage[2]> docheight)
	//	gettrailobj().display="none"
	//else 
		gettrailobj().display=""
		gettrailobj().left=xcoord+"px"
		gettrailobj().top=ycoord+"px"
}

document.onmousemove=followmouse

if (displayduration>0)
setTimeout("hidetrail()", displayduration*1000)