var browserOK = false;
  var pics;

  browserOK = true;
  pics = new Array();

  var objCount = 0;
  function preload(name, first, second){
      if (browserOK){
         pics[objCount] = new Array(3);
         pics[objCount][0] = new Image();
         pics[objCount][0].src = first;
         pics[objCount][1] = new Image();
         pics[objCount][1].src = second;
         pics[objCount][2] = name;
         objCount++;
      }
   }
   function on(name){
      if (browserOK){
         for (i=0; i < objCount; i++){
            if (document.images[pics[i][2]] != null)
               if (name != pics[i][2]) {
                  document.images[pics[i][2]].src = pics[i][0].src;
               } else {
                  document.images[pics[i][2]].src = pics[i][1].src;
               }
         }
      }
   }
   function off(){
      if (browserOK){
         for (i = 0; i < objCount; i++){
            if (document.images[pics[i][2]] != null)
               document.images[pics[i][2]].src = pics[i][0].src;
         }
      }
   }
	preload("address",	  "pics_new/2address.gif",    "pics_new/2address_over.gif");
	preload("news",       "pics_new/2news.gif",       "pics_new/2news_over.gif");
	preload("salons",     "pics_new/2salons.gif",     "pics_new/2salons_over.gif");
	preload("mail_art",   "pics_new/2mail_art.gif",   "pics_new/2mail_art_over.gif");
	preload("sculptures", "pics_new/2sculptures.gif", "pics_new/2sculptures_over.gif");
	preload("music",      "pics_new/2music.gif",      "pics_new/2music_over.gif");
	preload("movies",     "pics_new/2movies.gif",     "pics_new/2movies_over.gif");
	preload("films",      "pics_new/2films.gif",      "pics_new/2films_over.gif");
	preload("about",      "pics_new/2about.gif",      "pics_new/2about_over.gif");
	preload("links",      "pics_new/2links.gif",      "pics_new/2links_over.gif");
	preload("home",       "pics_new/2home.gif",       "pics_new/2home_over.gif");
	preload("literature", "pics_new/2literature.gif", "pics_new/2literature_over.gif");
	preload("stencil", "pics_new/2stencil.gif", "pics_new/2stencil_over.gif");
	preload("objects", "pics_new/2objects.gif", "pics_new/2objects_over.gif");
	preload("engravings", "pics_new/2engravings.gif", "pics_new/2engravings_over.gif");
	preload("paintings", "pics_new/2paintings.gif", "pics_new/2paintings_over.gif");
	preload("dislike", "pics_new/2dislike.gif", "pics_new/2dislike_over.gif");
	preload("urban", "pics_new/2urban.gif", "pics_new/2urban_over.gif");
	preload("look", "pics_new/2look.gif", "pics_new/2look_over.gif");
	preload("photo", "pics_new/2photo.gif", "pics_new/2photo_over.gif");
	preload("people", "pics_new/2people.gif", "pics_new/2people_over.gif");
	preload("drawings", "pics_new/2drawings.gif", "pics_new/2drawings_over.gif");
	preload("poetry", "pics_new/3poetry.gif", "pics_new/3poetry_over.gif");