function plt_hide_wp_romaniachat_menus() {
//Hide the "RomaniaChat" menu.
remove_menu_page('romaniachat_settings');
//Hide the "RomaniaChat → Informati" menu.
remove_submenu_page('romaniachat_settings', 'romaniachat_settings');
//Hide the "RomaniaChat → Setarii" menu.
remove_submenu_page('romaniachat_settings', 'romaniachat_settings_eu');
}
add_action('admin_menu', 'plt_hide_wp_romaniachat_menus', 11);