if (document.images) {

<!-- Main navigation -->
			aboutCold = new Image
			aboutHot = new Image
			showroomCold = new Image
			showroomHot = new Image
			newsCold = new Image
			newsHot = new Image
			contactCold = new Image
			contactHot = new Image
			
			aboutCold.src = "/images_nav/mainnav_about_cold.gif"
			aboutHot.src = "/images_nav/mainnav_about_hot.gif"
			showroomCold.src = "/images_nav/mainnav_showroom_cold.gif"
			showroomHot.src = "/images_nav/mainnav_showroom_hot.gif"
			newsCold.src = "/images_nav/mainnav_news_cold.gif"
			newsHot.src = "/images_nav/mainnav_news_hot.gif"
			contactCold.src = "/images_nav/mainnav_contact_cold.gif"
			contactHot.src = "/images_nav/mainnav_contact_hot.gif"
			
		}
		else {
			
			aboutCold = ""
			aboutHot = ""
			showroomCold = ""
			showroomHot = ""
			newsCold = ""
			newHot = ""
			contactCold = ""
			contactHot = ""
			document.about.src = ""
			document.showroom.src = ""
			document.news.src = ""
			document.contact.src = ""
		}