function roll_over(img_name, img_src)
   {
   document[img_name].src = img_src;
   }

if (document.images) 
{
   img1 = new Image();
   img2 = new Image();
   img3 = new Image();
   img4 = new Image();
   img5 = new Image();
   img6 = new Image();
   img1.src = "./images/menuLodge2.jpg";
   img2.src = "./images/menuRVPark2.jpg"
   img3.src = "./images/menuBook2.jpg";
   img4.src = "./images/menuDirections2.jpg";
   img5.src = "./images/menuAttractions2.jpg";
   img6.src = "./images/menuContact2.jpg";
}