function get_offset(elem, pos)
{
    var offset = 0;
    while(elem) {
        offset += elem[pos];
        elem = elem.offsetParent
    }
    return offset
}

function get_full_position(id,d1)
{
    if (d1) d=d1
    else var d = document.getElementById(id);
    var offsets = new Object;
    offsets.top = get_offset(d, "offsetTop");
    offsets.left = get_offset(d, "offsetLeft");
    offsets.width = d.clientWidth;
    offsets.height = d.clientHeight;
    return offsets;
}