var offsetfrommouse=[15,-25];		//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 = 260;		// 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.trailimageid.style
	}
}

function gettrailobjnostyle()
{
	if (document.getElementById)
	{
		return document.getElementById("trailimageid");
	}
	else if (document.all)
	{
		return document.all.trailimageid;
	}
}

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

function showtrail(imagename, showthumb, imageNumber, brandText)
{
	//Not an increment.  Just set to 0 if this function has been run  >0 times.
	counterAdjustment = 0;
		
	document.onmousemove=followmouse;
	//alert(document.onmousemove);
	newHTML = '<div style="padding: 5px; background-color:#FFF; border:1px solid #888; width:400px;">';
	newHTML = newHTML + '<table width=100% cellpadding=0 cellspacing=0 border=0><tr>';
	//newHTML = newHTML + '<td align="left" class="thumbnailHoverText">&nbsp;' + brandText + '</td>';
	newHTML = newHTML + '<td align="left" class="ToolTipTd">' + imageNumber + '&nbsp;</td>';
	newHTML = newHTML + '</tr></table>';
	
	if (showthumb > 0)
	{
		newHTML = newHTML + '<div align="center" style="padding: 8px 2px 2px 2px;"><img src="' + imagename + '" border="0"></div>';
	}
	
	newHTML = newHTML + '</div>';
	//alert('newHTML: ' + newHTML);
		
	gettrailobjnostyle().innerHTML = newHTML;
	gettrailobj().visibility = "visible";
	gettrailobj().display = "block";
}


function hidetrail()
{
    gettrailobj().visibility = "hidden"
    gettrailobj().display = "none"
	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 < 367)
		{
			xcoord = e.pageX - xcoord - 340; // 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 < 367)
		{
			xcoord = event.clientX + truebody().scrollLeft - xcoord - 340; // 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"
}