if (navigator.appVersion.indexOf("2.") != -1){
         check = false;
         }
 if ((navigator.appVersion.indexOf("3.") != -1) && (navigator.appName.indexOf("Explorer") != -1)){
         check = false;
         }
 else {
         check = true;
         }

 image1= new Image();
 image1.src = "images/juz_1.jpg";
 image1on = new Image();
 image1on.src = "images/juz_2.jpg";
 image1alt = new Image();
 image1alt.src = "images/adr2.jpg";
 image1alton = new Image();
 image1alton.src = "images/pict/k_juz.jpg";

 image2 = new Image();
 image2.src = "images/mai_1.jpg";
 image2on = new Image();
 image2on.src = "images/mai_2.jpg";
 image2alt = new Image();
 image2alt.src = "images/adr2.jpg";
 image2alton = new Image();
 image2alton.src = "images/pict/k_mai.jpg";

 image3 = new Image();
 image3.src = "images/bon_1.jpg";
 image3on = new Image();
 image3on.src = "images/bon_2.jpg";
 image3alt = new Image();
 image3alt.src = "images/adr2.jpg";
 image3alton = new Image();
 image3alton.src = "images/pict/k_bon.jpg";

 image4= new Image();
 image4.src = "images/mag_1.jpg";
 image4on = new Image();
 image4on.src = "images/mag_2.jpg";
 image4alt = new Image();
 image4alt.src = "images/adr2.jpg";
 image4alton = new Image();
 image4alton.src = "images/pict/k_mag.jpg";

 image5 = new Image();
 image5.src = "images/jaz_1.jpg";
 image5on = new Image();
 image5on.src = "images/jaz_2.jpg";
 image5alt = new Image();
 image5alt.src = "images/adr2.jpg";
 image5alton = new Image();
 image5alton.src = "images/pict/k_jaz.jpg";

 image6 = new Image();
 image6.src = "images/jan_1.jpg";
 image6on = new Image();
 image6on.src = "images/jan_2.jpg";
 image6alt = new Image();
 image6alt.src = "images/adr2.jpg";
 image6alton = new Image();
 image6alton.src = "images/pict/k_jan.jpg";

 image7 = new Image();
 image7.src = "images/kim_1.jpg";
 image7on = new Image();
 image7on.src = "images/kim_2.jpg";
 image7alt = new Image();
 image7alt.src = "images/adr2.jpg";
 image7alton = new Image();
 image7alton.src = "images/pict/k_kim.jpg";

 function imageon(name)   {
         document[name].src = eval(name + "on.src");
         document["altimg"].src = eval(name + "alton.src");
 }
 function imageoff(name)  {
         document[name].src = eval(name + ".src");
         document["altimg"].src = eval(name + "alt.src");
 }
 NN3 = true;

 function on(name)  {
         if (check == true){
                 imageon(name);}
 }
 function off(name)  {
         if (check == true){
                 imageoff(name);}
 }
function Popup(info) { window.open(info, "Popup", "height=500,width=720, directories=no,status=no,scrollbars=yes,resizeable=yes,menubar=no,location=no,copyhistory=no,toolbar=no"); }