function flipMainMenuItem(pIndex) {

    var menuGroups = document.getElementsByName('submenuGroup');
    if (menuGroups.length == 0) {
        menuGroups = new Array();
        var divs = document.getElementsByTagName("div");
        for (var i = 0; i < divs.length; i++) {
            if (divs[i].getAttribute( 'name' ) == 'submenuGroup') {
                menuGroups.push(divs[i]);
            }
        }
      
    }
    for (var i = 0; i < menuGroups.length; i++)
        menuGroups[i].style["display"] = "none";
    var pDiv = document.getElementById('submenuIndex_' + pIndex);
    if (pDiv.style != null)
        pDiv.style["display"] = (pDiv.style["display"] == "none") ? "block" : "none";
}

function NavigateTo(pUrl) {
    document.location.href = pUrl;
}