var agt = navigator.userAgent.toLowerCase();

var is_mac = (agt.indexOf("mac")!= -1);

if (is_mac == false) {
/*
Cross browser Marquee script- ? Dynamic Drive (www.dynamicdrive.com)
For full source code, 100's more DHTML scripts, and Terms Of Use, visit http://www.dynamicdrive.com
Credit MUST stay intact
*/

var marqueecontent;

//Specify the marquee's width (in pixels)
var marqueewidth;
//Specify the marquee's height
var marqueeheight;
//Specify the marquee's pixel count per move. DO NOT ADJUST THIS. ADJ pixelRate INSTEAD
var marqueespeed=1
//configure background color:
var marqueebgcolor;
//Pause marquee onMousever (0=no. 1=yes)?
var pauseit=1
// various inits
var iedom;
//marqueespeed=(document.all)? marqueespeed : Math.max(1, marqueespeed-1) //slow speed down by 1 for NS
var copyspeed=marqueespeed
var pausespeed=(pauseit==0)? copyspeed: 0
var actualwidth=''
var cross_marquee, ns_marquee

var pixelRate = 20; // this is the pixel move rate (ms)
var refreshInterval = Math.round(1000/20); //time between screen updates (ms). last figure is the FPS

/* performance tweaks, @see scrollmarquee() */
var lastScrollUpdate;

function runTick(inMarqueecontent,inW,inH,inBg){

        marqueewidth = inW;
        marqueeheight = inH;
        marqueebgcolor = inBg;

	//Specify the marquee's content (don't delete <nobr> tag)
	//Keep all content on ONE line, and backslash any single quotations (ie: that\'s great):
	marqueecontent = '<nobr>' + inMarqueecontent + '</nobr>';
        iedom=document.all||document.getElementById;
	if (iedom||document.layers){
		with (document){
		document.write('<table border="0" cellspacing="0" cellpadding="0"><tr><td>')
		if (iedom){
			write('<div style="position:relative;width:'+marqueewidth+';height:'+marqueeheight+';overflow:hidden">')
			write('<div style="position:absolute;width:'+marqueewidth+';height:'+marqueeheight+';background-color:'+marqueebgcolor+'" onMouseover="copyspeed=pausespeed" onMouseout="copyspeed=marqueespeed">')
			write('<div id="iemarquee" style="position:absolute;left:0px;top:0px;"></div>')
			write('</div></div>')
		}
		else if (document.layers){
			write('<ilayer width='+marqueewidth+' height='+marqueeheight+' name="ns_marquee" bgColor='+marqueebgcolor+'>')
			write('<layer name="ns_marquee2" left=0 top=0 onMouseover="copyspeed=pausespeed" onMouseout="copyspeed=marqueespeed"></layer>')
			write('</ilayer>')
		}
		document.write('</td></tr></table>')
		}
	}
	if (iedom){
	   document.write('<span id="temp" style="visibility:hidden;position:absolute;top:-100px;left:-9000px">'+marqueecontent+'</span>')
        }
	populate();

}

function populate(){
	if (iedom){
		cross_marquee=document.getElementById? document.getElementById("iemarquee") : document.all.iemarquee
		cross_marquee.style.left=parseInt(marqueewidth)+8+"px"
		cross_marquee.innerHTML=marqueecontent
		actualwidth=document.all? temp.offsetWidth : document.getElementById("temp").offsetWidth
	}
	else if (document.layers){
		ns_marquee=document.ns_marquee.document.ns_marquee2
		ns_marquee.left=parseInt(marqueewidth)+8
		ns_marquee.document.write(marqueecontent)
		ns_marquee.document.close()
		actualwidth=ns_marquee.document.width
	}

	/* performance tweaks, @see scrollmarquee() */
	lastScrollUpdate = (new Date()).getTime();
	lefttime=setInterval("scrollmarquee()",refreshInterval)
}

function scrollmarquee(){
    /** 
     * Performance tweaks: There is an observed issue on Firefox where the ticker scrolls slower when
     * it's overwhelmed by heavy screen updates (e.g., animation from advertisments).
     * This is now rewritten so that the animation is based on time elapsed, as opposed
     * to the assumption of a constant interval. Animation now runs at the same speed across
     * ANY browser, and the best smoothness is acheived.
     * Display updates are now against a configurable FPS, as to reduce the workload on unnecessary
     * visual updates not discernable to the eye
     */
     
    var now = (new Date()).getTime();
    
    var elapsedFrameCount = Math.floor((now - lastScrollUpdate)/pixelRate);
    lastScrollUpdate += elapsedFrameCount*pixelRate;
    scrollAmount = copyspeed * elapsedFrameCount

	if (iedom){
	   if (parseInt(cross_marquee.style.left)>(actualwidth*(-1)+8))
	   cross_marquee.style.left=parseInt(cross_marquee.style.left)-scrollAmount+"px"
	   else
	   cross_marquee.style.left=parseInt(marqueewidth)+8+"px"
	}
	else if (document.layers){
	   if (ns_marquee.left>(actualwidth*(-1)+8))
	   ns_marquee.left-=scrollAmount
	else
	   ns_marquee.left=parseInt(marqueewidth)+8
	}
}
}