if (document.images){
	roll_home = new Image
	roll_homeover = new Image
	roll_home.src = "images/rollover/instruc_rollover.gif"
	roll_homeover.src= "images/rollover/home_rollover.gif"
	
	roll_dir = new Image
	roll_dirover = new Image
	roll_dir.src = "images/rollover/instruc_rollover.gif"
	roll_dirover.src= "images/rollover/directory_rollover.gif"
	
	roll_div = new Image
	roll_divover = new Image
	roll_div.src = "images/rollover/instruc_rollover.gif"
	roll_divover.src= "images/rollover/division_rollover.gif"
	
	roll_news = new Image
	roll_newsover = new Image
	roll_news.src = "images/rollover/instruc_rollover.gif"
	roll_newsover.src= "images/rollover/news_rollover.gif"
	
	roll_info = new Image
	roll_infoover = new Image
	roll_info.src = "images/rollover/instruc_rollover.gif"
	roll_infoover.src= "images/rollover/info_rollover.gif"
	
	roll_events = new Image
	roll_eventsover = new Image
	roll_events.src = "images/rollover/instruc_rollover.gif"
	roll_eventsover.src= "images/rollover/events_rollover.gif"
	
	roll_links = new Image
	roll_linksover = new Image
	roll_links.src = "images/rollover/instruc_rollover.gif"
	roll_linksover.src= "images/rollover/links_rollover.gif"
	
	roll_help = new Image
	roll_helpover = new Image
	roll_help.src = "images/rollover/instruc_rollover.gif"
	roll_helpover.src= "images/rollover/help_rollover.gif"
	}