function cursorOff() {
    var left = parseInt(over.style.left);
    var top = parseInt(over.style.top);
    var right = left + (over.offsetWidth >= parseInt(o3_width) ? over.offsetWidth : parseInt(o3_width));
    var bottom = top + (over.offsetHeight >= o3_aboveheight ? over.offsetHeight : o3_aboveheight);