if(document.images) {
	
	research = new Image;
	research.src = "/images/nav/n2-research.gif";
	
	research_over = new Image;
	research_over.src = "/images/nav/n2-research-over.gif";
	
	progs_services = new Image;
	progs_services.src = "/images/nav/n2-progs-services.gif";

	progs_services_over = new Image;
	progs_services_over.src = "/images/nav/n2-progs-services-over.gif";
	
	laser = new Image;
	laser.src = "/images/nav/n3-laser.gif";

	laser_over = new Image;
	laser_over.src = "/images/nav/n3-laser-over.gif";
	
	faqs = new Image;
	faqs.src = "/images/nav/n2-faqs.gif";

	faqs_over = new Image;
	faqs_over.src = "/images/nav/n2-faqs-over.gif";
	
	pd_catalog = new Image;
	pd_catalog.src = "/images/nav/n2-pd-catalog.gif";

	pd_catalog_over = new Image;
	pd_catalog_over.src = "/images/nav/n2-pd-catalog-over.gif";
	
	pd_broch = new Image;
	pd_broch.src = "/images/nav/n2-pd-broch.gif";

	pd_broch_over = new Image;
	pd_broch_over.src = "/images/nav/n2-pd-broch-over.gif";
	
	contact = new Image;
	contact.src = "/images/nav/n2-contact.gif";

	contact_over = new Image;
	contact_over.src = "/images/nav/n2-contact-over.gif";
	

	
	bulletin_brd = new Image;
	bulletin_brd.src = "/images/nav/n2-bulletin-brd.gif";
	
	bulletin_brd_over = new Image;
	bulletin_brd_over.src = "/images/nav/n2-bulletin-brd-over.gif";	
	
	
// tertiary navigation


	
	partners = new Image;
	partners.src = "/images/nav/n3-partners.gif";

	partners_over = new Image;
	partners_over.src = "/images/nav/n3-partners-over.gif";
	
	adv_brd = new Image;
	adv_brd.src = "/images/nav/n3-adv-brd.gif";

	adv_brd_over = new Image;
	adv_brd_over.src = "/images/nav/n3-adv-brd-over.gif";
	
	
	
	reg_sites = new Image;
	reg_sites.src = "/images/nav/n3-reg-sites.gif";

	reg_sites_over = new Image;
	reg_sites_over.src = "/images/nav/n3-reg-sites-over.gif";
	
	laser_brd = new Image;
	laser_brd.src = "/images/nav/n3-laser-brd.gif";

	laser_brd_over = new Image;
	laser_brd_over.src = "/images/nav/n3-laser-brd-over.gif";
	
	indy_eval = new Image;
	indy_eval.src = "/images/nav/n3-indy-eval.gif";

	indy_eval_over = new Image;
	indy_eval_over.src = "/images/nav/n3-indy-eval-over.gif";
	
	laser_broch = new Image;
	laser_broch.src = "/images/nav/n3-laser-broch.gif";

	laser_broch_over = new Image;
	laser_broch_over.src = "/images/nav/n3-laser-broch-over.gif";


	contact = new Image;
	contact.src = "/images/nav/n2-contact.gif";

	contact_over = new Image;
	contact_over.src = "/images/nav/n2-contact-over.gif";
}