var currentSelectedMenuItem = 0;

function enterMenuSection()
{
    clearTimeout(leftMenuSectionTimeout);
    //alert('entered');
}

function leftMenuSection(defaultItem)
{
    //alert('left, set' + defaultItem);
    showSubMenu(defaultItem);
}

function showSubMenu(submenu)
{
    var currentSubMenuItem = document.getElementById('Submenu_Menu' + currentSelectedMenuItem);
    if(currentSubMenuItem!=null)
    {
        currentSubMenuItem.style.display = "none";
    }
    var currentMenuItem = document.getElementById('MenuItem' + currentSelectedMenuItem);
    if(currentMenuItem!=null)
    {
        currentMenuItem.className = GetMenuItemClassName(currentSelectedMenuItem);
    }
    var SubMenuItem = document.getElementById('Submenu_Menu' + submenu);
    if(SubMenuItem != null)
    {
        currentSelectedMenuItem = submenu;
        SubMenuItem.style.display = "block";
    }
    var MenuItem = document.getElementById('MenuItem' + submenu);
    if(MenuItem!=null)
    {
        MenuItem.className = GetMenuItemClassName(submenu) + "Selected";
    }
}

function GetMenuItemClassName(itemNr)
{
    if(itemNr==1)
    {
        return "Menu_FirstItem";
    }
    else if(itemNr==6)
    {
        return "Menu_LastItem";
    }
    else
    {
        return "Menu_Item";
    }
}