var ua = navigator.userAgent.toLowerCase();
var divw=0;
var divh=0;

if (document.getElementById || document.all)
    document.write('<div id="imgtrailer" style="position:absolute;visibility:hidden;"></div>')

function gettrailobject()
{
    if (document.getElementById)
        return document.getElementById("imgtrailer")
    else if (document.all)
        return document.all.trailimagid
}

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

function truebody()
{
	var is_chrome = navigator.userAgent.toLowerCase().indexOf('chrome') > -1;
	var is_safari = navigator.userAgent.toLowerCase().indexOf( "safari" ) != -1;
    return (!window.opera && document.compatMode && document.compatMode!="BackCompat" && !is_chrome && !is_safari )? document.documentElement : document.body;
}

function hidetrail()
{
    gettrailobject().innerHTML=" ";
    document.onmousemove='';
    gettrailobj().visibility="hidden";
}

function trailOn(thumbimg,imgtitle,imgscription,imgsize,filesize,credit,level,thw,thh,flvvid,samplepath)
{
    //if(ua.indexOf('opera') == -1 && ua.indexOf('safari') == -1)
        //{
        gettrailobj().left="-500px";
        divthw = parseInt(thw) + 2;
        
        if(flvvid){
            var vidsample = samplepath + flvvid;
            newHTML = "";
            newHTML = newHTML + '<div align="center" style="width:'+thw+'px; font-family: verdana; font-size: 11px; padding: 0px; border: 1px solid #333333; background-color: #FFFFFF; layer-background-color: #FFFFFF; background-image: url(images/ajax-loader-small.gif); background-repeat: no-repeat;">';
            newHTML = newHTML +    '<object width="'+thw+'" height="'+thh+'" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0">';
            newHTML = newHTML + '<param name="movie" value="swf/flashthumb.swf">';
            newHTML = newHTML + '<param name="quality" value="best">';
            newHTML = newHTML + '<param name="loop" value="true">';    
            newHTML = newHTML + '<param name="FlashVars" value="myfile=' + vidsample + '&watermarkvid='+show_watermark_hover+'">';
            newHTML = newHTML + '<EMBED SRC="swf/flashthumb.swf" LOOP="true" QUALITY="best" FlashVars="myfile=' + vidsample + '&watermarkvid='+show_watermark_hover+'" WIDTH="'+thw+'" HEIGHT="'+thh+'">';
            newHTML = newHTML + '</object><div align="left" style="padding: 3px;"><b>Title: </b>'+imgtitle+'<br><b>Description: </b>'+imgscription+'</div></div>';
            gettrailobject().innerHTML = newHTML;
        } else {
            gettrailobject().innerHTML = '<table  style="z-index:10000;position:relative;" border="0"><tr><td><div style="background-color: #000000; layer-background-color: #000000; border: 0pt none #000000; padding: 0pt; width:'+divthw+'px;"><div style="background-color: #000000; layer-background-color: #FFFFFF; border: 1px solid #000000; background-image: url(images/ajax-loader-small.gif); background-repeat: no-repeat;"><center><img src="'+thumbimg+'" border="0" width="'+thw+'" height="'+thh+'"></center><div style="padding:5px;font-family:Arial,Helvetica,sans-serif;font-size:12px;color:#FFFFFF">'+imgtitle+'</div></div></div></td></tr></table>';
        }
        
        gettrailobj().visibility="visible";
        divw = parseInt(thw)+25;
        divh = parseInt(thh)+130;
        document.onmousemove=followmouse;
        //}
}

function followmouse(e)
{
    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 < 15+e.pageX+divw)
			xcoord = e.pageX-divw-5;
		else
			xcoord = 15+e.pageX;
		if(docheight < 15+e.pageY+divh)
			ycoord = 15+e.pageY-Math.max(0,(divh + e.pageY - docheight - truebody().scrollTop - 30));
		else
			ycoord = 15+e.pageY;
    }
	else if (typeof window.event != "undefined")
    {
		if(docwidth < 15+truebody().scrollLeft+event.clientX+divw)
			xcoord = truebody().scrollLeft-5+event.clientX-divw;
		else
			xcoord = truebody().scrollLeft+15+event.clientX;
	
		if(docheight < 15+truebody().scrollTop+event.clientY+divh)
			ycoord = 15+truebody().scrollTop+event.clientY-Math.max(0,(divh + event.clientY - docheight - 30));
		else
			ycoord = truebody().scrollTop+15+event.clientY;
    }
    gettrailobj().left=xcoord+"px"
    gettrailobj().top=ycoord+"px"
}