if(document.images){
	
	home_off = new Image; home_off.src="nav/home.gif";
	home_on = new Image; home_on.src="nav/home_on.gif";
	
	contact_off = new Image; contact_off.src="nav/contact_us.gif";
	contact_on = new Image; contact_on.src="nav/contact_us_on.gif";
	
	gallery_off = new Image; gallery_off.src="nav/gallery.jpg";
	gallery_on = new Image; gallery_on.src="nav/gallery_on.jpg";
		
	news_off = new Image; news_off.src="nav/news.jpg";
	news_on = new Image; news_on.src="nav/news_on.jpg";
	
	offers_off = new Image; offers_off.src="nav/offers.jpg";
	offers_on = new Image; offers_on.src="nav/offers_on.jpg";
	
	arrow_off = new Image; arrow_off.src="images/arrow_off.gif";
	arrow_on = new Image; arrow_on.src="images/arrow_on.gif";
	
	}
	
	function rollOver(name,arg){
	   if(document.images){
	     document.images[name].src=eval(arg + ".src");
		 }
	}