function refresh() {


          location.href="urlderedirection";


          }


          


          function ajaxconnectionuser(f) {


          if(f) {


          var values  = "";


    for(var i=0; i<f.elements.length; i++) {


    var element = f.elements[i];





    values += "&" + escape(element.name) + "=" + escape(element.value);


          


       }   


          


          


          values = values.substr(1);





          var http = null;





     


          if (window.XMLHttpRequest)


          {


              http = new XMLHttpRequest();


             if (http.overrideMimeType)


             {


                http.overrideMimeType('text/xml');


             }


          }


          else if (window.ActiveXObject)


          {


             try {


                http = new ActiveXObject("Msxml2.XMLHTTP");


             } catch (e)


             {


                try {


                   http = new ActiveXObject("Microsoft.XMLHTTP");


                } catch (e) {}


             }


               }





          


             var loadNode = document.createElement("p");


             loadNode.setAttribute("id", "loadNode");


             loadNode.innerHTML = "<strong>Chargement : </strong> ";


             f.appendChild(loadNode);





             


          http.onreadystatechange = function()


          {


             if(http.readyState == 4)


             {


                if(http.status == 200)


                {


                         


                         if(http.responseText) { loadNode.innerHTML += "<span style='color:red;'>"+ http.responseText + "</span>"; }


                        /* window.setTimeout("refresh()", 3000); */


                }   


                else   


                {


                   if(http.status == 299) {


                      loadNode.innerHTML = "Erreur de traîtement : "+http.responseText;


                   }


                   else {


                      loadNode.innerHTML = "<span style='color:red;' ><strong>Erreur </strong>: <i>" + http.statusText + "</i>";   }   


                   }


             }


          };


    http.open("POST", "user_login.php?action=verif", true);


    http.setRequestHeader("Content-type", "application/x-www-form-urlencoded");





    http.send(values);








    }





    }