ajax request not

Hello Please I meet a worry, my ajax request does not work on the phone but performs well in the emulator pourai t ... someone help me ??

  $.post('http://www.websolux.net/genie/Users/membre',{username:user,password:pass},
                                                 function(data){

                                                      if(data==10){
                                                            alert("Connexion réussie!");


                                                      }
                                                       if(data==11){
                                                            alert("Vos Parametres de connexion sont invalides!");

                                                      }




                                                 });