function toggleButtonText(id, selected, a_text){
 if(document.getElementById){
  var button = document.getElementById(id);
  var text   = a_text[selected-1];
  if(button){
   if(button.childNodes[0]){
    button.childNodes[0].nodeValue = text;
   }else if (button.value){
    button.value = text;
   }else{
    button.innerHTML = text;
   }
  }
 }
}

function toggleDiv(id, selected){
 
 alert(id);
 
 var div = document.getElementById(id);
 if(selected == 1){
  div.style.display = "block;";
 }else{
  div.style.display = "none;";  
 }
}

function getWebshopUrl(){
 var_express = (document.getElementById('express').checked) ? 1 : 0 ;
 var_payment = (document.getElementById('payment').value) ? document.getElementById('payment').value : 0 ;
 document.location.replace('webshop.php?mode=cart&payment='+var_payment+'&express='+var_express);
}