/***********************************************************************************
*	(c) REENGINE, s.r.o. 2005  *
***********************************************************************************/

  if (navigator.appVersion.substring(0,1) >= 3) {
  
    Obr1 = new Image;
    Obr1.src = "img/layout/menu/cs/menu_1_off.gif";
    Obr1Over = new Image;
    Obr1Over.src = "img/layout/menu/cs/menu_1_on.gif";
    
    Obr2 = new Image;
    Obr2.src = "img/layout/menu/cs/menu_2_off.gif";
    Obr2Over = new Image;
    Obr2Over.src = "img/layout/menu/cs/menu_2_on.gif";
    
    Obr3 = new Image;
    Obr3.src = "img/layout/menu/cs/menu_3_off.gif";
    Obr3Over = new Image;
    Obr3Over.src = "img/layout/menu/cs/menu_3_on.gif";
    
    Obr4 = new Image;
    Obr4.src = "img/layout/menu/cs/menu_4_off.gif";
    Obr4Over = new Image;
    Obr4Over.src = "img/layout/menu/cs/menu_4_on.gif";
    
    Obr5 = new Image;
    Obr5.src = "img/layout/menu/cs/menu_5_off.gif";
    Obr5Over = new Image;
    Obr5Over.src = "img/layout/menu/cs/menu_5_on.gif";
    
    Obr6 = new Image;
    Obr6.src = "img/layout/menu/cs/menu_6_off.gif";
    Obr6Over = new Image;
    Obr6Over.src = "img/layout/menu/cs/menu_6_on.gif";
    
    Obr7 = new Image;
    Obr7.src = "img/layout/menu/cs/menu_7_off.gif";
    Obr7Over = new Image;
    Obr7Over.src = "img/layout/menu/cs/menu_7_on.gif";
    
    Obr8 = new Image;
    Obr8.src = "img/layout/menu/cs/menu_8_off.gif";
    Obr8Over = new Image;
    Obr8Over.src = "img/layout/menu/cs/menu_8_on.gif";
    
    Obr9 = new Image;
    Obr9.src = "img/layout/menu/cs/menu_9_off.gif";
    Obr9Over = new Image;
    Obr9Over.src = "img/layout/menu/cs/menu_9_on.gif";
    
    Obr10 = new Image;
    Obr10.src = "img/layout/menu/cs/menu_10_off.gif";
    Obr10Over = new Image;
    Obr10Over.src = "img/layout/menu/cs/menu_10_on.gif";
  
  }
  
  function navMouseOver(imgid,imgnew) {
    
    if (navigator.appVersion.substring(0,1) >= 3) {
      document.images[imgid].src=eval(imgnew + ".src");
      var TLoc1=this.document.getElementById('header');
      var TLoc2=this.document.getElementById('header-vyvoj');
      var TLoc3=this.document.getElementById('header-kurzy');
      
      if (imgid == 'Obr1') {
        //alert('imgid="Obr1"');
        //var TLoc=Nav4?FrstLoc.document.layers[TargetLoc]:DomYes?FrstLoc.document.getElementById(TargetLoc):FrstLoc.document.all[TargetLoc]; 
        TLoc1.style.visibility='visible';
        TLoc2.style.visibility='hidden';
        TLoc3.style.visibility='hidden';
      }
      if (imgid == 'Obr2') {
        TLoc1.style.visibility='hidden';
        TLoc2.style.visibility='visible';
        TLoc3.style.visibility='hidden';
      }
      if (imgid == 'Obr3') {
        TLoc1.style.visibility='hidden';
        TLoc2.style.visibility='visible';
        TLoc3.style.visibility='hidden';
      }
      if (imgid == 'Obr4') {
        TLoc1.style.visibility='hidden';
        TLoc2.style.visibility='hjdden';
        TLoc3.style.visibility='visible';
      }
    }
  }
  
  function menuProces() {
    var TLoc1=this.document.getElementById('header');
    var TLoc2=this.document.getElementById('header-vyvoj');
    var TLoc3=this.document.getElementById('header-kurzy');

    TLoc1.style.visibility='visible';
    TLoc2.style.visibility='hidden';
    TLoc3.style.visibility='hidden';
  }
  
  function menuVyvoj() {
    var TLoc1=this.document.getElementById('header');
    var TLoc2=this.document.getElementById('header-vyvoj');
    var TLoc3=this.document.getElementById('header-kurzy');

    TLoc1.style.visibility='hidden';
    TLoc2.style.visibility='visible';
    TLoc3.style.visibility='hidden';
  }
  
  function menuKurzy() {
    var TLoc1=this.document.getElementById('header');
    var TLoc2=this.document.getElementById('header-vyvoj');
    var TLoc3=this.document.getElementById('header-kurzy');

    TLoc1.style.visibility='hidden';
    TLoc2.style.visibility='hidden';
    TLoc3.style.visibility='visible';
  }