if (document.images) {
	roll_01_on = new Image();				// Active Images
	roll_01_on.src ="../images/home_mo.jpg";
	roll_02_on = new Image();
	roll_02_on.src ="../images/menu_about_mo.jpg";
	roll_03_on = new Image();
	roll_03_on.src ="../images/menu_services_mo.jpg";
	roll_04_on = new Image();
	roll_04_on.src ="../images/menu_clients_mo.jpg";
	roll_05_on = new Image();
	roll_05_on.src ="../images/menu_news_mo.jpg";
	roll_06_on = new Image();
	roll_06_on.src ="../images/menu_contact_mo.jpg";
	roll_07_on = new Image();
	roll_07_on.src ="../images/submenu_staff_mo.jpg";
	roll_08_on = new Image();
	roll_08_on.src ="../images/submenu_history_mo.jpg";
	roll_09_on = new Image();
	roll_09_on.src ="../images/submenu_equipment_mo.jpg";
	roll_10_on = new Image();
	roll_10_on.src ="../images/submenu_tour_mo.jpg";
	roll_11_on = new Image();
	roll_11_on.src ="../images/submenu_pgallery_mo.jpg";
	roll_12_on = new Image();
	roll_12_on.src ="../images/submenu_agallery_mo.jpg";
	roll_13_on = new Image();
	roll_13_on.src ="../images/submenu_aprod_mo.jpg";
	roll_14_on = new Image();
	roll_14_on.src ="../images/submenu_apost_mo.jpg";
	roll_15_on = new Image();
	roll_15_on.src ="../images/submenu_mastering_mo.jpg";
	roll_16_on = new Image();
	roll_16_on.src ="../images/submenu_remote_mo.jpg";
	roll_17_on = new Image();
	roll_17_on.src ="../images/submenu_video_mo.jpg";
	roll_18_on = new Image();
	roll_18_on.src ="../images/submenu_other_mo.jpg";
	roll_19_on = new Image();
	roll_19_on.src ="../images/submenu_prodc_mo.jpg";
	roll_20_on = new Image();
	roll_20_on.src ="../images/submenu_ppc_mo.jpg";
	roll_22_on = new Image();
	roll_22_on.src ="../images/submenu_news_mo.jpg";
      roll_221_on = new Image();
	roll_221_on.src ="../images/submenu_press_mo.jpg";
	roll_23_on = new Image();
	roll_23_on.src ="../images/submenu_insession_mo.jpg";
	roll_231_on = new Image();
	roll_231_on.src ="../images/submenu_archive_mo.jpg";
	roll_24_on = new Image();
	roll_24_on.src ="../images/submenu_contact.jpg";
	roll_25_on = new Image();
	roll_25_on.src ="../images/dubmap_top_1b.jpg";
	roll_26_on = new Image();
	roll_26_on.src ="../images/dubmap_top_2b.jpg";
	roll_27_on = new Image();
	roll_27_on.src ="../images/dubmap_top_3b.jpg";
	roll_28_on = new Image();
	roll_28_on.src ="../images/dubmap_btm_2b.jpg";
	


	roll_01_off = new Image();				// Inactive Images
	roll_01_off.src ="../images/home.jpg";
	roll_02_off = new Image();
	roll_02_off.src ="../images/menu_about.jpg";
	roll_03_off = new Image();
	roll_03_off.src ="../images/menu_services.jpg";
	roll_04_off = new Image();
	roll_04_off.src ="../images/menu_clients.jpg";
	roll_05_off = new Image();
	roll_05_off.src ="../images/menu_news.jpg";
	roll_06_off = new Image();
	roll_06_off.src ="../images/menu_contact.jpg";
	roll_07_off = new Image();
	roll_07_off.src ="../images/submenu_staff.jpg";
	roll_08_off = new Image();
	roll_08_off.src ="../images/submenu_history.jpg";
	roll_09_off = new Image();
	roll_09_off.src ="../images/submenu_equipment.jpg";
	roll_10_off = new Image();
	roll_10_off.src ="../images/submenu_tour.jpg";
	roll_11_off = new Image();
	roll_11_off.src ="../images/submenu_pgallery.jpg";
	roll_12_off = new Image();
	roll_12_off.src ="../images/submenu_agallery.jpg";
	roll_13_off = new Image();
	roll_13_off.src ="../images/submenu_aprod.jpg";
	roll_14_off = new Image();
	roll_14_off.src ="../images/submenu_apost.jpg";
	roll_15_off = new Image();
	roll_15_off.src ="../images/submenu_mastering.jpg";
	roll_16_off = new Image();
	roll_16_off.src ="../images/submenu_remote.jpg";
	roll_17_off = new Image();
	roll_17_off.src ="../images/submenu_video.jpg";
	roll_18_off = new Image();
	roll_18_off.src ="../images/submenu_other.jpg";
	roll_19_off = new Image();
	roll_19_off.src ="../images/submenu_prodc.jpg";
	roll_20_off = new Image();
	roll_20_off.src ="../images/submenu_ppc.jpg";
	roll_22_off = new Image();
	roll_22_off.src ="../images/submenu_news.jpg";
      roll_221_off = new Image();
	roll_221_off.src ="../images/submenu_press.jpg";
	roll_23_off = new Image();
	roll_23_off.src ="../images/submenu_insession.jpg";
	roll_231_off = new Image();
	roll_231_off.src ="../images/submenu_archive.jpg";
	roll_24_off = new Image();
	roll_24_off.src ="../images/submenu_contact.jpg";
	roll_25_off = new Image();
	roll_25_off.src ="../images/dubmap_top_1a.jpg";
	roll_26_off = new Image();
	roll_26_off.src ="../images/dubmap_top_2a.jpg";
	roll_27_off = new Image();
	roll_27_off.src ="../images/dubmap_top_3a.jpg";
	roll_28_off = new Image();
	roll_28_off.src ="../images/dubmap_btm_2a.jpg";


}

// Function to 'activate' images.
function imgOn(imgName) {
	if (document.images) {
		document[imgName].src = eval(imgName + "_on.src");
	}
}

// Function to 'deactivate' images.
function imgOff(imgName) {
	if (document.images) {
		document[imgName].src = eval(imgName + "_off.src");
	}
}