function commander(){
var xhr = getTransport();
      xhr.onreadystatechange = function() {
      update_fenetre(xhr);
    }
    xhr.open('get', url_base + '/php/classe/commander.php'  , true);
    xhr.send('');
}

function update_fenetre(xhr){
    if (xhr.readyState == 4) {
        if (xhr.status == 200) {
   

      var content = document.getElementById('list_panier');
             content.innerHTML =xhr.responseText;
        }
        else {
            alert('Erreur: ' + xhr.status + '!');
        }
    }
}


//=======
function Show_fenetre(id_div){
  var Obj_fenetre;
     Obj_fenetre = document.getElementById(id_div);
  
  if(  Obj_fenetre){
    with(  Obj_fenetre.style){
        visibility="visible";
    }
  }

}
//-----------------
function Hide_fenetre(id_div){
  var Obj_fenetre;
     Obj_fenetre = document.getElementById(id_div);
  
  if(  Obj_fenetre){
    with(  Obj_fenetre.style){
        visibility="hidden";
    }
  }
}
//======================
var soumission = false;
function submit_paypal(){
//alert("soumission paypal");
if(!soumission)
{
soumission = true;

  var frais_port = document.getElementById('frais_port').value;
       var remise = document.getElementById('remise').value;
      var montant_ttc = document.getElementById('montant_ttc').value;
      var id_user = document.getElementById('id_user').value;
      document.getElementById('id_user')
var xhr = getTransport();
  /*  xhr.onreadystatechange = function() {
     update_paypal(xhr);
    } */
    xhr.open('get', url_base + '/php/create_commande.php?id_user=' + id_user + '&montant_ttc=' + montant_ttc   +  '&total_remise=' + remise +  '&frais_port=' + frais_port , false);
    xhr.send('');
      var num_cmd = xhr.responseText;
        if(num_cmd != "0"){
      var item_name = document.getElementById('item_name');
      var return_var = document.getElementById('return');
       var cancel_return = document.getElementById('cancel_return');
      var custom = document.getElementById('custom');
      item_name.value +=num_cmd;
      return_var.value +=num_cmd;
      cancel_return.value +=num_cmd;
      custom +=num_cmd;
             
             submitform();
             }
              else{
              alert('Erreur création commande !');
              soumission = false;
              }
      }
    
}
function update_paypal(xhr){
   if (xhr.readyState == 4) {
        if (xhr.status == 200) {
      var num_cmd = xhr.responseText;
      if(num_cmd != "0"){
      var item_name = document.getElementById('item_name');
      var return_var = document.getElementById('return');
       var cancel_return = document.getElementById('cancel_return');
      var custom = document.getElementById('custom');
      item_name.value +=num_cmd;
      return_var.value +=num_cmd;
      cancel_return.value +=num_cmd;
      custom +=num_cmd;
             
             submitform();
             }
             else
              alert('Erreur création commande !');
        }
        else {
            alert('Erreur: ' + xhr.status + '!');
        }
    }  
}
function submitform()
{

var Obj_form = document.getElementById("form_paypal");
 //if(Obj_form.onsubmit())
 //{//this check triggers the validations
    Obj_form.submit();
 //}
}