//preload rollover images
if (document.images) {
	home = new Image(62,5); 
	home.src="images/nav_home_over.gif";
	
	services = new Image(80,5); 
	services.src="images/nav_services_over.gif";
	
	people = new Image(95,5); 
	people.src="images/nav_people_over.gif";
	
	news = new Image(62,5); 
	news.src="images/nav_news_over.gif";
	
	careers = new Image(76,5); 
	careers.src="images/nav_careers_over.gif";
	
	contact = new Image(89,5); 
	contact.src="images/nav_contact_over.gif";
	
	}