var scrollspeed = cache = 1
var initialdelay = 500

function initializeScroller() {
    dataobj = document.all ? document.all.datacontainer : document.getElementById("datacontainer")
    dataobj.style.top = "5px"
    setTimeout("getdataheight()", initialdelay)
}

function getdataheight() {
    thelength = dataobj.offsetHeight
    if (thelength == 0)
        setTimeout("getdataheight()", 10)
    else
        scrollDiv()
}

function scrollDiv() {
    dataobj.style.top = parseInt(dataobj.style.top) - scrollspeed + "px"
    if (parseInt(dataobj.style.top) < thelength * (-1))
        dataobj.style.top = "5px"
    setTimeout("scrollDiv()", 40)
}

if (window.addEventListener)
    window.addEventListener("load", initializeScroller, false)
else if (window.attachEvent)
    window.attachEvent("onload", initializeScroller)
else
    window.onload = initializeScroller