var menuContainer = new Array();
menuContainer[0] = new Array();
menuContainer[1] = new Array();
menuContainer[2] = new Array();
menuContainer[3] = new Array();

function menuInit()
{
}

function showMenuContainer(parentMenuId, level)
{
    for (var menuContainerCount = 0; menuContainerCount < menuContainer[level + 1].length; menuContainerCount++) {
        if (menuContainer[level + 1][menuContainerCount]['parentMenuItemId'] == parentMenuId) {
            document.getElementById(menuContainer[level + 1][menuContainerCount]['containerTagId']).style.display = 'block';
        } else {
            document.getElementById(menuContainer[level + 1][menuContainerCount]['containerTagId']).style.display = 'none';
        }
    }  
    
    if (level < 2) {
        showMenuContainer(parentMenuId, level + 1);
    }
}