if (navigator.appVersion.indexOf("2.") != -1){
         check = false;
         }
 if ((navigator.appVersion.indexOf("3.") != -1) && (navigator.appName.indexOf("Explorer") != -1)){
         check = false;
         }
 else {
         check = true;
         }
 if (check == true){
  		 image1 = new Image();
         image1.src = "image/menu-off-first.gif";
         image1on = new Image();
         image1on.src = "image/menu-on.gif";
         image1stay = new Image();
         image1stay.src = "image/menu-on.gif";

  		 image2 = new Image();
         image2.src = "image/menu-off.gif";
         image2on = new Image();
         image2on.src = "image/menu-on.gif";
         image2stay = new Image();
         image2stay.src = "image/menu-on.gif";

		 image3 = new Image();
         image3.src = "image/menu-off.gif";
         image3on = new Image();
         image3on.src = "image/menu-on.gif";
         image3stay = new Image();
         image3stay.src = "image/menu-on.gif";

		 image4 = new Image();
         image4.src = "image/menu-off.gif";
         image4on = new Image();
         image4on.src = "image/menu-on.gif";
         image4stay = new Image();
         image4stay.src = "image/menu-on.gif";

		 image5 = new Image();
         image5.src = "image/menu-off.gif";
         image5on = new Image();
         image5on.src = "image/menu-on.gif";
         image5stay = new Image();
         image5stay.src = "image/menu-on.gif";

		 image6 = new Image();
         image6.src = "image/menu-off.gif";
         image6on = new Image();
         image6on.src = "image/menu-on.gif";
         image6stay = new Image();
         image6stay.src = "image/menu-on.gif";
		 
		 image7 = new Image();
         image7.src = "image/menu-off.gif";
         image7on = new Image();
         image7on.src = "image/menu-on.gif";
         image7stay = new Image();
         image7stay.src = "image/menu-on.gif";
		 
		 image8 = new Image();
         image8.src = "image/menu-off.gif";
         image8on = new Image();
         image8on.src = "image/menu-on.gif";
         image8stay = new Image();
         image8stay.src = "image/menu-on.gif";


 }
 imageStay = ""
 function imageon(name){
         if (imageStay != name){
                 document[name].src = eval(name + "on.src");
         }
 }
 function imageoff(name){
         if (imageStay != name){
                 document[name].src = eval(name + ".src");
         }
 }
 function on(name){
         if (check == true){
         imageon(name);
         }
 }
 function off(name){
         if (check == true){
         imageoff(name);
         }
 }
 function stay(name){
         if (check == true){
         document[name].src = eval(name + "stay.src");
         if (imageStay != name){
                 if (imageStay != ""){
                         document[imageStay].src = eval(imageStay + ".src");
                 }
         }
         imageStay = name
         }
 }