/*
	Simple Image Trail script- By JavaScriptKit.com
	Visit http://www.javascriptkit.com for this script and more
	This notice must stay intact
	*/
	
	var offsetfrommouse=[15,-35]; //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 = 270;	// 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(_image,_title,_credits){
	
		document.onmousemove=followmouse;
	
		newHTML = '<div id="trailimageidInner">';
		newHTML = newHTML + '<div class="div_gft_SummaryName">' + _title + '</div>';
		newHTML = newHTML + _credits + ' Credits Needed<br/>';
		newHTML = newHTML + '<div align="center"><img src="' + _image + '" /></div>';
		newHTML = 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]
	
		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"
//		}
	
	}
	
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 (document.all){
	//	gettrailobjnostyle().innerHTML = 'A = ' + truebody().scrollHeight + '<br>B = ' + truebody().clientHeight;
	//} else {
	//	gettrailobjnostyle().innerHTML = 'C = ' + document.body.offsetHeight + '<br>D = ' + window.innerHeight;
	//}

	if (typeof e != "undefined"){
		if (docwidth - e.pageX < 240){
			xcoord = e.pageX - xcoord - 240; // Move to the left side of the cursor
		} else {
			xcoord += e.pageX;
		}
/*
		if (docheight - e.pageY < (50)){
			ycoord += e.pageY - Math.max(0,(50 - docheight - truebody().scrollTop));
		} else {
			ycoord += e.pageY;
		}
*/
		if (docheight - e.pageY < (270)){
			ycoord += e.pageY - Math.max(0,(270 + e.pageY - docheight - truebody().scrollTop));
		} else {
			ycoord += e.pageY;
		}
		

	} else if (typeof window.event != "undefined"){
		if (docwidth - event.clientX < 240){
			xcoord = event.clientX + truebody().scrollLeft - xcoord - 240; // Move to the left side of the cursor
		} else {
			xcoord += truebody().scrollLeft+event.clientX
		}
		if (docheight - event.clientY < (270)){
			ycoord += event.clientY + truebody().scrollTop - Math.max(0,(270 + 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"

}