function subMenu(allow)
    {
        for (x in submenus)
        {
            if (allow != '' && allow == submenus[x])
            {
                document.getElementById('menu_' + submenus[x]).style.display = 'block';    
            }
            else
            {
                if (document.getElementById('menu_' + submenus[x]))
                {
                    document.getElementById('menu_' + submenus[x]).style.display = 'none';    
                }
            }
        }


        if (allow == '')
        {
            document.getElementById('menu_blank').style.display = 'block';
        }
    }

    submenus = new Array();
    submenus[0] = 'home';
    submenus[1] = 'catches';
    submenus[2] = 'fishtypes';
    submenus[3] = 'forum';
    submenus[4] = 'other';
    submenus[5] = 'blank';
    submenus[6] = 'user';
    submenus[7] = 'login';
    submenus[8] = 'tips';