function MenuOpen(name, isMenuCloseImplicit)
{
    var menus = new Array(
        "MenuBuy",
        "MenuRent",
        "MenuLeasing",
        "MenuGebrSchulz",
        "MenuService",
        "MenuWorkshop",
        "MenuAbout",
        "MenuHowToFindUs",
        "MenuAdministration"
    );

    if(isMenuCloseImplicit)
    {
        for(var i in menus)
        {
            document.getElementById(menus[i]).style.display =
                ((name == menus[i] && document.getElementById(menus[i]).style.display != "block") ? "block" : "none");
        }
    }
    else
    {
        for(var i in menus)
        {
           if(menus[i] != name)
            {
                continue;
            }
            
            document.getElementById(menus[i]).style.display =
                (document.getElementById(menus[i]).style.display != "block") ? "block" : "none";
        }
    }
}

function OpenWindow(address, target, options)
{
    window.open(address, target, options);
}