LiczbaPodmenu = 4; 
  function ShowSubMenu(numer) 
    { 
      for( k=1 ; k<=LiczbaPodmenu ; k=k+1 ) 
        { 
          if( k == numer ) 
              { 
                document.getElementById('podmenu'+k).style.visibility = 'visible'; 
                document.getElementById('podmenu'+k).style.position = 'absolute';
                document.getElementById('dzial'+k).style.color = '#fff';
                
              } 
            else 
              { 
                document.getElementById('podmenu'+k).style.visibility = 'hidden'; 
                document.getElementById('podmenu'+k).style.position = 'absolute';
                document.getElementById('dzial'+k).style.color = '#000'; 
              } 
        }
        
        
    } 
    

    
    function loadMenu()
    {
      document.getElementById('podmenu1').style.visibility = 'visible';
    }