function go(url)
{
    if (url == '') return false;
    location.href=url;
    return true;
}

function highligth_menu_item(element)
{
    if (element.className == "MainMenu")
        element.className = "MainMenuHighlight";
    else
        element.className = "MainMenu";
}


function popUp(URL) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=800,height=500,left = 560,top = 350');");
}