var toogle = 0;
function zapPod() {
  
  if (toogle == 0) {
  
      document.getElementById('podminky').style.visibility='visible';
      document.getElementById('podminky').style.height='300px';
      document.getElementById('odesilaci').disabled = false;
      document.getElementById('odesilaci').style.background='red';
      document.getElementById('odesilaci').style.color='white';
      document.getElementById('odesilaci').setAttribute("class", "jakoshopnav");
     
      

      
      
      
      
      
      
      toogle = 1;
    
  } else {
  
    document.getElementById('podminky').style.visibility='hidden';
    document.getElementById('podminky').style.height='10px';
    document.getElementById('odesilaci').disabled = true;
    document.getElementById('odesilaci').style.background='rgb(228,228,228)';
    document.getElementById('odesilaci').style.color='rgb(128,128,128)';
    document.getElementById('odesilaci').setAttribute("class", "jakoshopnav sed");
    toogle = 0;
  }

}