// JavaScript Document

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		nav_1_home_over = newImage("images/nav_1_home-over.gif");
		nav_1_home_down = newImage("images/nav_1_home-down.gif");
		nav_2_services_over = newImage("images/nav_2_services-over.gif");
		nav_2_services_down = newImage("images/nav_2_services-down.gif");
		nav_3_gallery_over = newImage("images/nav_3_gallery-over.gif");
		nav_3_gallery_down = newImage("images/nav_3_gallery-down.gif");
		nav_4_faq_over = newImage("images/nav_4_faq-over.gif");
		nav_4_faq_down = newImage("images/nav_4_faq-down.gif");
		nav_5_quotes_over = newImage("images/nav_5_quotes-over.gif");
		nav_5_quotes_down = newImage("images/nav_5_quotes-down.gif");
		nav_6_downloads_over = newImage("images/nav_6_downloads-over.gif");
		nav_6_downloads_down = newImage("images/nav_6_downloads-down.gif");
		nav_7_contact_over = newImage("images/nav_7_contact-over.gif");
		nav_7_contact_down = newImage("images/nav_7_contact-down.gif");
		preloadFlag = true;
	}
}