function navto(url, e) {
    if (url == null)
        return;

    if (!e) var e = window.event;
    e.cancelBubble = true;
    if (e.stopPropagation) e.stopPropagation();

    document.location.href = url;

}

var close = false;
var last = '';

function ShowDropdownMenu(div, td) {
    last = div;
    close = false;
    obj = document.getElementById(div);

    var curleft = curtop = 0;

    var _h = td.clientHeight;
    if (td.offsetParent) {
        curleft = td.offsetLeft
        curtop = td.offsetTop + 20;

        while (td = td.offsetParent) {
            curleft += td.offsetLeft;
            curtop += td.offsetTop;
        }
    }

    //obj.style.top = curtop + (_h/2) - 6;
    obj.style.left = curleft + 'px';
    obj.style.display = '';
    return false;
}

function HideDropdownMenu(div) {
    close = true;
    setTimeout("if(close || last != '" + div + "'){document.getElementById('" + div + "').style.display = 'none'}", 100);

}