var itemWidth = 250;
var offsetfrommouse=[15,15]; //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 = 70;	// maximum image size.
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, description, showthumb, height, newItemWidth) {
	if( newItemWidth != false ) {
		itemWidth = newItemWidth;
	}
	if (height > 0){
		currentimageheight = height;
	}
	document.onmousemove=followmouse;
	cameraHTML = '';
	newHTML = '<div>';
	newHTML = newHTML + '<span>' + title + '</span><div class="borderbot"></div>';
	if (showthumb > 0){
		newHTML = newHTML + '<div style="border: 1px solid #DDDDDD;" align="center"><img src="' + imagename + '" border="0" style="display:block;"></div>';
	}
	newHTML = newHTML + '</div>';
	gettrailobjnostyle().innerHTML = newHTML;
	gettrailobj().visibility="visible";
	gettrailobj().position="absolute";
}
function showhtml(newHtml,height) {
	document.onmousemove=followmouse;
	newHtml = '<div style="border: 1px solid #DDDDDD;background-color:#FFFFFF;padding:5px" align="left">' + 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(document.body.offsetHeight, window.innerHeight)
	if (typeof e != "undefined"){
		if (docwidth - e.pageX < itemWidth + 50){
			if (noPicture == "yes") {
				xcoord = e.pageX - xcoord - itemWidth; // Move to the left side of the cursor
			} else {
				xcoord = e.pageX - xcoord - itemWidth; // Move to the left side of the cursor
			}
		} else {
			xcoord += e.pageX;
		}
		if ((docheight - e.pageY) < (currentimageheight + 110)){
			ycoord += e.pageY - Math.max(0,(110 + currentimageheight + e.pageY - docheight - truebody().scrollTop));
		} else {
			ycoord += e.pageY;
		}
	} else if (typeof window.event != "undefined"){
		if (docwidth - event.clientX < itemWidth + 50){
			if (noPicture == "yes") {
				xcoord = event.clientX + truebody().scrollLeft - xcoord - itemWidth; // Move to the left side of the cursor
			} else {
				xcoord = event.clientX + truebody().scrollLeft - xcoord - itemWidth; // Move to the left side of the cursor
			}
		} else {
			xcoord += truebody().scrollLeft+event.clientX
		}
		if (docheight - event.clientY < (currentimageheight + 110)){
			ycoord += event.clientY + truebody().scrollTop - Math.max(0,(110 + 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)
	gettrailobj().left=xcoord+"px"
	gettrailobj().top=ycoord+"px"
}