win_size_x=700; //horizontální velikost okna
win_size_y=550; //vertikální velikost okna
win_pos_x=(screen.width-win_size_x)/2; //horizontální pozice okna
win_pos_y=(screen.height-win_size_y)/2; //vertikální pozice okna


  agent = navigator.userAgent;
  yes = 0;
  if(agent.substring(0,7) == "Mozilla")
    {
    if( parseInt(agent.substring(8,9)) >= 3)
      {
      yes = 1;
      }
    }

  if(yes)
    {


                            pm0n = new Image();
      pm0n.src = "../images/uvod1.gif";
      pm0h = new Image();
      pm0h.src = "../images/uvod2.gif";
                                      pm1n = new Image();
      pm1n.src = "../images/ome1.gif";
      pm1h = new Image();
      pm1h.src = "../images/ome2.gif";
                                      pm2n = new Image();
      pm2n.src = "../images/vystavy1.gif";
      pm2h = new Image();
      pm2h.src = "../images/vystavy2.gif";
                                      pm3n = new Image();
      pm3n.src = "../images/tituly1.gif";
      pm3h = new Image();
      pm3h.src = "../images/tituly2.gif";
                                      pm4n = new Image();
      pm4n.src = "../images/galerie1.gif";
      pm4h = new Image();
      pm4h.src = "../images/galerie2.gif";
                                      pm9n = new Image();
      pm9n.src = "../images/stenata1.gif";
      pm9h = new Image();
      pm9h.src = "../images/stenata2.gif";
                                      pm5n = new Image();
      pm5n.src = "../images/rysy1.gif";
      pm5h = new Image();
      pm5h.src = "../images/rysy2.gif";
                                      pm6n = new Image();
      pm6n.src = "../images/pojmy1.gif";
      pm6h = new Image();
      pm6h.src = "../images/pojmy2.gif";
                                      pm7n = new Image();
      pm7n.src = "../images/vyhled1.gif";
      pm7h = new Image();
      pm7h.src = "../images/vyhled2.gif";
                                      pm8n = new Image();
      pm8n.src = "../images/kontakt1.gif";
      pm8h = new Image();
      pm8h.src = "../images/kontakt2.gif";
                                      pm11n = new Image();
      pm11n.src = "../images/vzkazy1.gif";
      pm11h = new Image();
      pm11h.src = "../images/vzkazy2.gif";
                                      pm10n = new Image();
      pm10n.src = "../images/english1.gif";
      pm10h = new Image();
      pm10h.src = "../images/english2.gif";

        }

  function CI(imgNum,imgName)
    {
    if(yes)
      {
      document.images[imgNum].src = eval(imgName + ".src")
      }
    }


  function okno(x,y)  
    {
    if(yes)
      {
      window.open(x,y,'resizable, scrollbars=no, width=' + win_size_x + ',height=' + win_size_y + ',top=' + win_pos_y + ',left=' + win_pos_x )
      }   
    }