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

var w=1
var h=1

if (document.getElementById || document.all)
document.write('<div id="trailimageid" style="position:absolute;z-index:1000;visibility:hidden;left:0px;top:-1000px;width:1px;height:1px;background:#DDDDDD;"><img id="ttimg" src="img/s.gif" /></div>')


function gettrailobj()
{
	if (document.getElementById) return document.getElementById("trailimageid").style
	else if (document.all) return document.all.trailimagid.style
        return true
}

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

function hidetrail()
{
	document.onmousemove=""
	document.getElementById('ttimg').src='/img/s.gif'
	gettrailobj().visibility="hidden"
// 	gettrailobj().left=-1000
	gettrailobj().top=0
}


function showtrail(width,height,file)
{
	w=width
	h=height

	dis_obj = document.getElementById('ttimg');
	dis_obj.src=file

        var kep = new Image();
        kep.src=file;

        if (kep.width>500 || kep.height>500){
            //var q=w/h;
            if (kep.width>kep.height){
              //  w=100;
               // h=w/q;
               dis_obj.setAttribute("width", 500);
            }
            else
            {
                dis_obj.setAttribute("height", 500);
              //  h=100;
               // w=h/q;
            }
        }
    img_obj = gettrailobj();
	document.onmousemove=followmouse;
	window.onscroll = hidetrail;

    if ( isNaN(w) )
		img_obj.width = w;
	else
		img_obj.width=w+"px";
	if ( isNaN(h) )
		img_obj.height = h;
	else
		img_obj.height=h+"px"

	followmouse( window.event );
	img_obj.visibility="visible"
}


function followmouse(e)
{
	var xcoord=20
	var ycoord=20

    if (w <= 0 || h <= 0 || (w == 1 && h == 32)) {
        dis_obj = document.getElementById('ttimg');
        w = dis_obj.width;
        h = dis_obj.height;


        img_obj.width=w+"px";
        img_obj.height=h+"px"
    }

	if (typeof e != "undefined")
	{
		xcoord+= (isNaN( e.pageX ) ? e.clientX : e.pageX );
		ycoord+= (isNaN( e.pageY ) ? e.clientY : 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+w+3>docwidth)
	xcoord=xcoord-w-(20*2)

	if (ycoord-truebody().scrollTop+h>truebody().clientHeight)
	ycoord=ycoord-h-20;

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


/*
function showtrail(w,h,src)
{
    var div = document.createElement("div");
    var img = document.createElement("img");

    img.setAttribute("src", src);
    img.setAttribute("id", "ttimg");
    img.setAttribute("width", "300");
    img.setAttribute("height", "100%");

    //div.style.width = img.style.width+20+"px";
    //div.style.height = img.style.height+20+"px";
    div.setAttribute("id", "tdiv");
    div.style.padding = "10px";
    div.style.position = "fixed";
    div.style.bottom = "20px";
    div.style.right = "20px";

    div.appendChild(img);
    document.body.appendChild(div);
}
function hidetrail()
{
    document.getElementById("tdiv").removeChild(document.getElementById("ttimg"));
    document.body.removeChild(document.getElementById("tdiv"));
}*/