var link1 = new Image();
		var link2 = new Image();
		var link3 = new Image();
		var link4 = new Image();
		var link5 = new Image();
		var link6 = new Image();
		var link7 = new Image();
		var link8 = new Image();
		var link9 = new Image();
		var link10 = new Image();
		var link11 = new Image();
		var link12 = new Image();
		var link13 = new Image();
		var link14 = new Image();
		var link15 = new Image();
		var link16 = new Image();
		
		link1.src = "/images/menu/home_common_header.gif";
		link2.src = "/images/menu/bio_common_header.gif";
		link3.src = "/images/menu/news_common_header.gif";
		link4.src = "/images/menu/ps_common_header.gif";
		link5.src = "/images/menu/pg_common_header.gif";
		link6.src = "/images/menu/dow_common_header.gif";
		link7.src = "/images/menu/disc_common_header.gif";
		link8.src = "/images/menu/con_common_header.gif";
		
		link9.src = "/images/menu/home_common_header_over.gif";
		link10.src = "/images/menu/bio_common_header_over.gif";
		link11.src = "/images/menu/news_common_header_over.gif";
		link12.src = "/images/menu/ps_common_header_over.gif";
		link13.src = "/images/menu/pg_common_header_over.gif";
		link14.src = "/images/menu/dow_common_header_over.gif";
		link15.src = "/images/menu/disc_common_header_over.gif";
		link16.src = "/images/menu/con_common_header_over.gif";