function setVisible(obj) {
    obj = document.getElementById(obj);
    obj.style.visibility = (obj.style.visibility == 'visible') ? 'hidden' : 'visible';
}
function placeIt(obj) {
    obj = document.getElementById(obj);
    if (document.documentElement) {
        theLeft = document.documentElement.scrollLeft;
        theTop = document.documentElement.scrollTop;
    }
    else if (document.body) {
        theLeft = document.body.scrollLeft;
        theTop = document.body.scrollTop;
    }
}