	<!--
	
	if (document.images) {
	  
	  image1on = new Image();
	  image1on.src = "images/nav_btn_on.jpg";

	  image2on = new Image();
	  image2on.src = "images/nav_btn_on.jpg";
	  
	  image3on = new Image();
	  image3on.src = "images/nav_btn_on.jpg";
	  
	  image4on = new Image();
	  image4on.src = "images/nav_btn_on.jpg";
	  
	  image5on = new Image();
	  image5on.src = "images/nav_btn_on.jpg";
	  
	  image6on = new Image();
	  image6on.src = "images/nav_btn_on.jpg";
	  
	  image7on = new Image();
	  image7on.src = "images/nav_btn_on.jpg";
	
	 	
	  image1off = new Image();
	  image1off.src = "images/nav_btn_off.jpg";

	  image2off = new Image();
	  image2off.src = "images/nav_btn_off.jpg";

	  image3off = new Image();
	  image3off.src = "images/nav_btn_off.jpg";

	  image4off = new Image();
	  image4off.src = "images/nav_btn_off.jpg";

	  image5off = new Image();
	  image5off.src = "images/nav_btn_off.jpg";

	  image6off = new Image();
	  image6off.src = "images/nav_btn_off.jpg";

	  image7off = new Image();
	  image7off.src = "images/nav_btn_off.jpg";


	}
	
	function changeImages() {
	  if (document.images) {
	    for (var i=0; i<changeImages.arguments.length; i+=2) {
	      document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
	    }
	  }
	}
	
// -->