if(document.images) {

	press_kit = new Image;
	press_kit.src = "/images/nav/n2-press-kit.gif";
	
	press_kit_over = new Image;
	press_kit_over.src = "/images/nav/n2-press-kit-over.gif"; 
	

	sci_edu_news = new Image;
	sci_edu_news.src = "/images/nav/n2-sci-edu-news.gif";

	sci_edu_news_over = new Image;
	sci_edu_news_over.src = "/images/nav/n2-sci-edu-news-over.gif";
	
	
	
	press_releases = new Image;
	press_releases.src = "/images/nav/n2-press-releases.gif";
	
	press_releases_over = new Image;
	press_releases_over.src = "/images/nav/n2-press-releases-over.gif"; 

	
	sci_link_news = new Image;
	sci_link_news.src = "/images/nav/n2-sci-link-news.gif";
	
	sci_link_news_over = new Image;
	sci_link_news_over.src = "/images/nav/n2-sci-link-news-over.gif";
	
	smith_spot_sci = new Image;
	smith_spot_sci.src = "/images/nav/n2-smith-spot-sci.gif";
	
	smith_spot_sci_over = new Image;
	smith_spot_sci_over.src = "/images/nav/n2-smith-spot-sci-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";

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

	media_contacts = new Image;
	media_contacts.src = "/images/nav/n3-media-contacts.gif";
	
	media_contacts_over = new Image;
	media_contacts_over.src = "/images/nav/n3-media-contacts-over.gif";
	

	newsletter_index= new Image;
	newsletter_index.src = "/images/nav/n3-newsletter-index.gif";
	
	newsletter_index_over = new Image;
	newsletter_index_over.src = "/images/nav/n3-newsletter-index-over.gif";
	
}