function performSlideMenu(clickedElementID)
{
    var element = document.getElementById(clickedElementID);

    if(element.style.display == "" || element.style.display == "none")
    {
        element.style.display = "block";
    }
    else
    {
        element.style.display = "none";
    }
}

function hideAllSubMenus()
{
    
}