// top level
var menu_btn_busi_service_on = new Image; menu_btn_busi_service_on.src="/menu/images/en-HK/menu_btn_busi_service_f2.gif";
var menu_btn_busi_service_on_cur = new Image; menu_btn_busi_service_on_cur.src="/menu/images/en-HK/menu_btn_busi_service_f4.gif";

var menu_btn_resi_service_on = new Image; menu_btn_resi_service_on.src="/menu/images/en-HK/menu_btn_resi_service_f2.gif";
var menu_btn_resi_service_on_cur = new Image; menu_btn_resi_service_on_cur.src="/menu/images/en-HK/menu_btn_resi_service_f4.gif";

var menu_btn_calling_card_on = new Image; menu_btn_calling_card_on.src="/menu/images/en-HK/menu_btn_calling_card_f2.gif";
var menu_btn_calling_card_on_cur = new Image; menu_btn_calling_card_on_cur.src="/menu/images/en-HK/menu_btn_calling_card_f4.gif";

var menu_btn_account_on = new Image; menu_btn_account_on.src="/menu/images/en-HK/menu_btn_account_f2.gif";
var menu_btn_account_on_cur = new Image; menu_btn_account_on_cur.src="/menu/images/en-HK/menu_btn_account_f4.gif";

var menu_btn_about_on = new Image; menu_btn_about_on.src="/menu/images/en-HK/menu_btn_about_f2.gif";
var menu_btn_about_on_cur = new Image; menu_btn_about_on_cur.src="/menu/images/en-HK/menu_btn_about_f4.gif";

var menu_btn_cs_on = new Image; menu_btn_cs_on.src="/menu/images/en-HK/menu_btn_cs_f2.gif";
var menu_btn_cs_on_cur = new Image; menu_btn_cs_on_cur.src="/menu/images/en-HK/menu_btn_cs_f4.gif";

// second level
var submenu_btn_bs_register_on = new Image; submenu_btn_bs_register_on.src="/menu/images/en-HK/submenu_btn_bs_register_f2.gif";
var submenu_btn_bs_promo_on = new Image; submenu_btn_bs_promo_on.src="/menu/images/en-HK/submenu_btn_bs_promo_f2.gif";
var submenu_btn_bs_idd_on = new Image; submenu_btn_bs_idd_on.src="/menu/images/en-HK/submenu_btn_bs_idd_f2.gif";
var submenu_btn_bs_cs_on = new Image; submenu_btn_bs_cs_on.src="/menu/images/en-HK/submenu_btn_bs_cs_f2.gif";

var submenu_btn_rs_register_on = new Image; submenu_btn_rs_register_on.src="/menu/images/en-HK/submenu_btn_rs_register_f2.gif";
var submenu_btn_rs_promo_on = new Image; submenu_btn_rs_promo_on.src="/menu/images/en-HK/submenu_btn_rs_promo_f2.gif";
var submenu_btn_rs_idd_on = new Image; submenu_btn_rs_idd_on.src="/menu/images/en-HK/submenu_btn_rs_idd_f2.gif";
var submenu_btn_rs_idd_rate_on = new Image; submenu_btn_rs_idd_rate_on.src="/menu/images/en-HK/submenu_btn_rs_idd_rate_f2.gif";
var submenu_btn_rs_cs_on = new Image; submenu_btn_rs_cs_on.src="/menu/images/en-HK/submenu_btn_rs_cs_f2.gif";

var submenu_btn_cc_register_on = new Image; submenu_btn_cc_register_on.src="/menu/images/en-HK/submenu_btn_cc_register_f2.gif";
var submenu_btn_cc_promo_on = new Image; submenu_btn_cc_promo_on.src="/menu/images/en-HK/submenu_btn_cc_promo_f2.gif";
var submenu_btn_cc_recharge_on = new Image; submenu_btn_cc_recharge_on.src="/menu/images/en-HK/submenu_btn_cc_recharge_f2.gif";
var submenu_btn_cc_finder_on = new Image; submenu_btn_cc_finder_on.src="/menu/images/en-HK/submenu_btn_cc_finder_f2.gif";
var submenu_btn_cc_budg_cards_on = new Image; submenu_btn_cc_budg_cards_on.src="/menu/images/en-HK/submenu_btn_cc_budg_cards_f2.gif";
var submenu_btn_cc_faq_on = new Image; submenu_btn_cc_faq_on.src="/menu/images/en-HK/submenu_btn_cc_faq_f2.gif";


var submenu_btn_rs_about_carrier_on = new Image; submenu_btn_rs_about_carrier_on.src="/menu/images/en-HK/submenu_btn_about_carrier_f2.gif";  //About Us - carrier
var submenu_btn_rs_about_contact_on = new Image; submenu_btn_rs_about_contact_on.src="/menu/images/en-HK/submenu_btn_about_office_f2.gif";  //About Us - Contact
var submenu_btn_rs_about_network_on = new Image; submenu_btn_rs_about_network_on.src="/menu/images/en-HK/submenu_btn_about_network_f2.gif";  //About Us - Network
var submenu_btn_rs_about_news_on = new Image; submenu_btn_rs_about_news_on.src="/menu/images/en-HK/submenu_btn_about_news_f2.gif";  //About Us - News


var submenu_btn_cs_bs_on = new Image; submenu_btn_cs_bs_on.src="/menu/images/en-HK/submenu_btn_cs_bs_f2.gif";  //Customer Services - Business Services
var submenu_btn_cs_rs_on = new Image; submenu_btn_cs_rs_on.src="/menu/images/en-HK/submenu_btn_cs_rs_f2.gif";  //Customer Services - Residential Services
var submenu_btn_cs_cc_on = new Image; submenu_btn_cs_cc_on.src="/menu/images/en-HK/submenu_btn_cs_cc_f2.gif";  //Customer Services - Residential Services