var home = new Image();
				var about = new Image();
				var products = new Image();
				var news = new Image();
				var events = new Image();
				var faq = new Image();
				var contact = new Image();
				
				var  home_on = new Image();
				var  about_on = new Image();
				var  products_on = new Image();
				var  news_on = new Image();
				var events_on = new Image();
				var  faq_on = new Image();
				var  contact_on = new Image();
					
				home.src = "images/btn_home.jpg";				
				about.src = "images/btn_about.jpg";
				products.src = "images/btn_products.jpg";
				news.src = "images/btn_news.jpg";
				events.src = "images/btn_events.jpg";
				faq.src = "images/btn_faq.jpg";
				contact.src = "images/btn_contact.jpg";	
				
				home_on.src = "images/btn_homeOn.jpg";
				about_on.src = "images/btn_aboutOn.jpg";
				products_on.src = "images/btn_productsOn.jpg";
				news_on.src = "images/btn_newsOn.jpg";
				events_on.src = "images/btn_eventsOn.jpg";
				faq_on.src = "images/btn_faqOn.jpg";
				contact_on.src = "images/btn_contactOn.jpg";				
	
			function f_Swap(imgName,imgFile)
				{
				  document.images[imgName].src = eval (imgFile + ".src");
				}