function pageup(e) {
    UAGENT = navigator.userAgent.toUpperCase();
    if (UAGENT.indexOf("MSIE") >=0) { posi = event.y; }
    else { posi = e.pageY; }
    moveObje(posi);
}

function moveObje(position) {
    move = position / 10;
    point = parseInt(position - move);
    scrollTo(0,point);
    if (point > 0) { setTimeout("moveObje(point)",10); }
}