// JavaScript Document
    var crossobj;
    var contentheight;

    try
    {
        document.write('<\/div><\/div>')
        crossobj = document.getElementById ? document.getElementById("content") : document.all.content
        contentheight = crossobj.offsetHeight
    }
    catch (err) { crossobj= null; contentheight=0; }


    function movedown()
    {
        if (window.moveupvar) 
            clearTimeout(moveupvar);
        crossobj.style.top = parseInt(crossobj.style.top) - speed + "px";
        movedownvar=setTimeout("movedown()",20);
    }

    function moveup()
    {
        if (window.movedownvar) 
            clearTimeout(movedownvar);
        crossobj.style.top=parseInt(crossobj.style.top)+speed+"px";
        moveupvar=setTimeout("moveup()",20);
    }

    function stopscroll()
    {
        if (window.moveupvar) 
            clearTimeout(moveupvar);
        if (window.movedownvar) 
            clearTimeout(movedownvar);
    }

    function movetop()
    {
        stopscroll();
        crossobj.style.top=0 + "px";
    }

    function getcontent_height()
    {
        if (crossobj != null)
            contentheight = crossobj.offsetHeight;
    }

    window.onload = getcontent_height;