function addScrollers() {
// code each scroller as follows:
// startScroll('id of scroller div','content of scroller');
if(document.getElementById("myscroller"))
    startScroll('myscroller',document.getElementById("myscroller").innerHTML);//'<p><a href="http:\/\/javascript.about.com\/">Focus on JavaScript<\/a> has JavaScript tutorials, help pages, and lots of <b>free scripts<\/b>.<\/p><p><a href="http:\/\/www.felgall.com\/">Ask Felgall<\/a> for help with anything to do with computers.</p><p><a href="http:\/\/about.com\/">About.com<\/a> - the ultimate guide directed information resource on the web.<\/p>');
if(document.getElementById("myscroller2"))
    startScroll('myscroller2',document.getElementById("myscroller2").innerHTML);//'<p><a href="http:\/\/javascript.about.com\/">Focus on JavaScript<\/a> has JavaScript tutorials, help pages, and lots of <b>free scripts<\/b>.<\/p><p><a href="http:\/\/www.felgall.com\/">Ask Felgall<\/a> for help with anything to do with computers.</p><p><a href="http:\/\/about.com\/">About.com<\/a> - the ultimate guide directed information resource on the web.<\/p>');
if(document.getElementById("myscroller3"))
    startScroll('myscroller3',document.getElementById("myscroller3").innerHTML);//'<p><a href="http:\/\/javascript.about.com\/">Focus on JavaScript<\/a> has JavaScript tutorials, help pages, and lots of <b>free scripts<\/b>.<\/p><p><a href="http:\/\/www.felgall.com\/">Ask Felgall<\/a> for help with anything to do with computers.</p><p><a href="http:\/\/about.com\/">About.com<\/a> - the ultimate guide directed information resource on the web.<\/p>');

//startScroll('twoscroll','<p>Yet another scroller!</p>');
}

var speed=25; // scroll speed (bigger = faster)
var dR=false; // reverse direction
 
var step = 1; 
function objWidth(obj) {if(obj.offsetWidth) return obj.offsetWidth; if (obj.clip) return obj.clip.width; return 0;} 
function objHeight(obj) {if(obj.offsetHeight) return obj.offsetHeight; if (obj.clip) return obj.clip.height; return 0;} 
function scrF(i,sH,eH)
{
//alert(i.top + " " + sH + " " + eH + " " + step);
    var x=parseInt(i.top)+(dR? step: -step);
    if(dR && x>sH)x=-eH;
    else if(x<2-eH)x=sH;
    i.top = x+'px';
} 
function startScroll(sN,txt)
{
    var scr=document.getElementById(sN); 
    var sW = objWidth(scr)-6; 
    var sH = objHeight(scr); 
    scr.innerHTML = '<div id="'+sN+'in" style="position:absolute; left:3px; width:'+sW+';">'+txt+'<\/div>'; 
    var sTxt=document.getElementById(sN+'in'); 
    var eH=objHeight(sTxt); sTxt.style.top=(dR? -eH : sH)+'px'; sTxt.style.clip='rect(0,'+sW+'px,'+eH+'px,0)'; 
    setInterval(function() {scrF(sTxt.style,sH,eH);},1000/speed);
}

//window.onload = addScrollers;