//preloader
	function preload(imgObj,imgSrc) {
                  if (document.images) {
                          eval(imgObj+' = new Image()')
                          eval(imgObj+'.src = "'+imgSrc+'"')
                  }
          }
	//changeImage
	function changeImage(layer,imgName,imgObj) {
                  if (document.images) {
                          if (document.layers && layer!=null) eval('document.'+layer+'.document.images["'+imgName+'"].src = '+imgObj+'.src')
                          else document.images[imgName].src = eval(imgObj+".src")
                  }
          }
          
          
     preload('nav1a','/images/nav/home.gif')
     preload('nav1b','/images/nav/home-over.gif')     

     preload('nav2a','/images/nav/about.gif')
     preload('nav2b','/images/nav/about-over.gif')     

          
     preload('nav3a','/images/nav/rentals.gif')
     preload('nav3b','/images/nav/rentals-over.gif')     

     preload('nav4a','/images/nav/used.gif')
     preload('nav4b','/images/nav/used-over.gif')     

          
     preload('nav5a','/images/nav/new.gif')
     preload('nav5b','/images/nav/new-over.gif')     

     preload('nav6a','/images/nav/steals.gif')
     preload('nav6b','/images/nav/steals-over.gif')     
    
              
     preload('nav7a','/images/nav/showrooms.gif')
     preload('nav7b','/images/nav/showrooms-over.gif')     

     preload('nav8a','/images/nav/contact.gif')
     preload('nav8b','/images/nav/contact-over.gif')