if (document.images) {

	// SETTING

	// HEADER
	// Contact Us/Information
	var headcontacton = new Image();
	headcontacton.src = "/english/image/head_contact_on.gif";
	var headcontactoff = new Image();
	headcontactoff.src = "/english/image/head_contact.gif";

	// Privacy policy
	var headprivacyon = new Image();
	headprivacyon.src = "/english/image/head_privacy_on.gif";
	var headprivacyoff = new Image();
	headprivacyoff.src = "/english/image/head_privacy.gif";

	// NAVIGATION
	// Home
	var gblhomeon = new Image();
	gblhomeon.src = "/english/image/gbl_home_on.jpg";
	var gblhomeoff = new Image();
	gblhomeoff.src = "/english/image/gbl_home.jpg";

	// Construction/Dam
	var gblconstructionon = new Image();
	gblconstructionon.src = "/english/image/gbl_construction_on.jpg";
	var gblconstructionoff = new Image();
	gblconstructionoff.src = "/english/image/gbl_construction.jpg";

	// Precast
	var gblprecaston = new Image();
	gblprecaston.src = "/english/image/gbl_precast_on.jpg";
	var gblprecastoff = new Image();
	gblprecastoff.src = "/english/image/gbl_precast.jpg";

	// Industrial
	var gblindustrialon = new Image();
	gblindustrialon.src = "/english/image/gbl_industrial_on.jpg";
	var gblindustrialoff = new Image();
	gblindustrialoff.src = "/english/image/gbl_industrial.jpg";

	// Support
	var gblsupporton = new Image();
	gblsupporton.src = "/english/image/gbl_support_on.jpg";
	var gblsupportoff = new Image();
	gblsupportoff.src = "/english/image/gbl_support.jpg";

	// Company profile
	var gblcompanyon = new Image();
	gblcompanyon.src = "/english/image/gbl_company_on.jpg";
	var gblcompanyoff = new Image();
	gblcompanyoff.src = "/english/image/gbl_company.jpg";


	// Page Top
	// Page Top
	var pagetopon = new Image();
	pagetopon.src = "/english/image/page_top_on.gif";
	var pagetopoff = new Image();
	pagetopoff.src = "/english/image/page_top.gif";


	// SIDE
	// Construction/Dam
	var sideconstructionon = new Image();
	sideconstructionon.src = "/english/image/side_construction_on.jpg";
	var sideconstructionoff = new Image();
	sideconstructionoff.src = "/english/image/side_construction.jpg";

	// Precast
	var sideprecaston = new Image();
	sideprecaston.src = "/english/image/side_precast_on.jpg";
	var sideprecastoff = new Image();
	sideprecastoff.src = "/english/image/side_precast.jpg";

	// Industrial
	var sideindustrialon = new Image();
	sideindustrialon.src = "/english/image/side_industrial_on.jpg";
	var sideindustrialoff = new Image();
	sideindustrialoff.src = "/english/image/side_industrial.jpg";

	// Support
	var sidesupporton = new Image();
	sidesupporton.src = "/english/image/side_support_on.jpg";
	var sidesupportoff = new Image();
	sidesupportoff.src = "/english/image/side_support.jpg";

	// Movie
	var sidemovieon = new Image();
	sidemovieon.src = "/english/image/side_movie_on.jpg";
	var sidemovieoff = new Image();
	sidemovieoff.src = "/english/image/side_movie.jpg";

	// Company profile
	var sidecompanyon = new Image();
	sidecompanyon.src = "/english/image/side_company_on.jpg";
	var sidecompanyoff = new Image();
	sidecompanyoff.src = "/english/image/side_company.jpg";

	// Contact Us/Information
	var sidecontacton = new Image();
	sidecontacton.src = "/english/image/side_contact_on.jpg";
	var sidecontactoff = new Image();
	sidecontactoff.src = "/english/image/side_contact.jpg";

	// Privacy policy
	var sideprivacyon = new Image();
	sideprivacyon.src = "/english/image/side_privacy_on.jpg";
	var sideprivacyoff = new Image();
	sideprivacyoff.src = "/english/image/side_privacy.jpg";

	// Page
	// Back
	var pagebackon = new Image();
	pagebackon.src = "/english/image/btn_back_on.gif";
	var pagebackoff = new Image();
	pagebackoff.src = "/english/image/btn_back.gif";

	// Naxt
	var pagenexton = new Image();
	pagenexton.src = "/english/image/btn_next_on.gif";
	var pagenextoff = new Image();
	pagenextoff.src = "/english/image/btn_next.gif";



}

// Processing at point
function On(name) {
	if (document.images) {
		document.images[name].src = eval(name + 'on.src');
	}
}

// Processing when releasing it
function Off(name) {
	if (document.images) {
		document.images[name].src = eval(name + 'off.src');
	}
}