var pWidth = 0;
var speed = 2;

var scrollspeed = 20;

function getElementsByTagNames(list,obj)
{
    if (!obj) 
        var obj = document;
    
    var tagNames = list.split(',');
    var resultArray = new Array();
    
    for (var i=0;i<tagNames.length;i++) 
    {
        var tags = obj.getElementsByTagName(tagNames[i]);
        for (var j=0;j<tags.length;j++) 
        {
            resultArray.push(tags[j]);
        };
    };
    
    var testNode = resultArray[0];
    if(!testNode)
    {
        return [];
    };
    
    if(testNode.sourceIndex)
    {
        resultArray.sort(
            function(a,b)
            {
                return a.sourceIndex - b.sourceIndex;
            }
        );
    }
    else if(testNode.compareDocumentPosition)
    {
        resultArray.sort(
        function(a,b)
            {
            return 3 - (a.compareDocumentPosition(b) & 6);
            });
    };
    
    return resultArray;
}
 
function init()
{
    var div = document.getElementById("marquee_replacement");
    div.style.overflow = 'hidden';

    var ps = getElementsByTagNames('p',div);
    for(var j=0;j<ps.length;j++)
    {
        pWidth += ps[j].offsetWidth;
    }
    
    var startdiv = document.getElementById("start");
    
    startdiv.style.width = pWidth+'px';
    div.scrollLeft = 0;
    startit();
}
 
var go = 0;
var timeout = '';
 
function scrollFromSide()
{
    clearTimeout(timeout);
    var el = document.getElementById("marquee_replacement");
    
    if(el.scrollLeft >= pWidth-660)
    {
        el.scrollLeft = 0;
    };
    
    el.scrollLeft = el.scrollLeft+speed;
    if(go == 0)
    {
        timeout = setTimeout("scrollFromSide()",scrollspeed);
    };
}
 
function stop(){
  go = 1;
  timeout = '';
}
 
function startit()
{
    go = 0;
    scrollFromSide();
}