if (document.images) {
		hertzrental= new Image
		hertzrentalrollover = new Image
    		hertzsales= new Image
		hertzsalesrollover = new Image
		mrm= new Image
		mrmrollover = new Image
                port= new Image
		portrollover = new Image
                storage= new Image
		storagerollover = new Image
        	

		hertzrental.src = "http://www.decaturtransit.com/images/home/hertz-rental.jpg"
		hertzrentalrollover.src = "http://www.decaturtransit.com/images/home/hertz-rental_ro.jpg"
		hertzsales.src = "http://www.decaturtransit.com/Images/home/hertz-sales.jpg"
		hertzsalesrollover.src = "http://www.decaturtransit.com/Images/home/hertz-sales_ro.jpg"
		mrm.src = "http://www.decaturtransit.com/images/home/mrm.jpg"
		mrmrollover.src = "http://www.decaturtransit.com/images/home/mrm_ro.jpg"
		port.src = "http://www.decaturtransit.com/images/home/port.jpg"
		portrollover.src = "http://www.decaturtransit.com/images/home/port_ro.jpg"
		storage.src = "http://www.decaturtransit.com/images/home/storage.jpg"
		storagerollover.src = "http://www.decaturtransit.com/images/home/storage_ro.jpg"
                
	}
	
		function chgImg(imgField,newImg) {
		if (document.images) {
		document[imgField].src= eval(newImg + ".src")
		}
	}