if (document.images) {

		image03on = new Image();
		image03on.src = "images/header_over/header_03.gif";
		
		image04on = new Image();
		image04on.src = "images/header_over/header_04.gif";
				
		image05on = new Image();
		image05on.src = "images/header_over/header_05.gif";
		
		image06on = new Image();
		image06on.src = "images/header_over/header_06.gif";
		
		image07on = new Image();
		image07on.src = "images/header_over/header_07.gif";
		
		image08on = new Image();
		image08on.src = "images/header_over/header_08.gif";
				
						
		image03off = new Image();
		image03off.src = "images/header_normal/header_03.gif";
		
		image04off = new Image();
		image04off.src = "images/header_normal/header_04.gif";
		
		image05off = new Image();
		image05off.src = "images/header_normal/header_05.gif";
		
		image06off = new Image();
		image06off.src = "images/header_normal/header_06.gif";
		
		image07off = new Image();
		image07off.src = "images/header_normal/header_07.gif";
		
		image08off = new Image();
		image08off.src = "images/header_normal/header_08.gif";
		
	}
	
	function changeImages() {
		if (document.images) {
			for (var i=0; i<changeImages.arguments.length; i+=2) {
				document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
			}
		}
	}