var menuContainers = new Array();

function menuInit()
{
    var elements  = document.getElementsByTagName('div');
    
    for (var elementsCount = 0; elementsCount < elements.length; elementsCount++) {
        var element = elements[elementsCount];
        
        if (element.className == 'untermenu1') {
            menuContainers[menuContainers.length] = element;
            element.style.display = 'none';
        }
    }
}

function showMenuContainer(element)
{
    for (var menuContainersCount = 0; menuContainersCount < menuContainers.length; menuContainersCount++) {
        var menuContainer = menuContainers[menuContainersCount];
       
        if (menuContainer.id == 'untermenucontainer' + element.id.replace('menu_', '')) {        
            menuContainer.style.display = 'block';
        } else {
            menuContainer.style.display = 'none';
        }
    }  
}

function hideMenuContainer()
{
    for (var menuContainersCount = 0; menuContainersCount < menuContainers.length; menuContainersCount++) {
        var menuContainer = menuContainers[menuContainersCount];
       
        menuContainer.style.display = 'none';
    }  
}