<!--

function changeImage (indexNum) {
   if (indexNum == 1) document.images.image01.src="/images/hm_map_zoom_OUT.jpg";
   if (indexNum == 2) document.images.image01.src="/images/hm_map_zoom_IN.jpg";
   }

function changeBack () {
   document.images.image01.src="hm_map_zoom_OUT.jpg";
   }

// -->