/*
Simple Image Trail script- By JavaScriptKit.com
Visit http://www.javascriptkit.com for this script and more
This notice must stay intact
*/
var trailimage=[200, 260] //image path, plus width and height
var offsetfrommouse=[30,0] //image x,y offsets from cursor position in pixels. Enter 0,0 for no offset

function gettrailobj(){
return document.getElementById("trailimageid").style
}

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

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[0]+3>docwidth || ycoord+trailimage[1]> docheight)
if (ycoord+trailimage[1]> docheight){
ycoord = ycoord-trailimage[1];
}

gettrailobj().left=xcoord+"px"
gettrailobj().top=ycoord+"px"
}

function hidetrail(){
gettrailobj().display="none"
document.onmousemove=""
}

function showtrail(image){
box = document.getElementById("trailimageid");
box.innerHTML = "<div style='width:200px;border:1px solid #CC0000; height:260px; background-color: #FFFFFF'><img src='documents/thumb/"+image+"' /></div>";
gettrailobj().display=""
document.onmousemove=followmouse
}