Untitled

<!DOCTYPE html>
<html lang="es-ES"><html>
    <head>
         <meta charset="utf-8">
          <link rel="stylesheet" type="text/css" href="21-12-16.css">
        <script src="//code.jquery.com/jquery-latest.js"></script>


  <script src="20.js"></script>


        <title>Menu</title>

    </head>
    <body>

        <div id="header">
            <ul class="nav">
                <li><a href="">Home</a></li>
                <li><a href="">LOGIN</a>
                    <ul>
                        <li><a href="" id="conect">Conect</a>


                            <ul>
                                <!--<li><a href="">Sub menu</a></li>-->

                            </ul>
                        </li>
                    </ul>
                </li>


            </ul>
        </div>
     <div id="response-container"></div>
    </body>
</html>

$(document).ready(function(){


    function Login() {


    this.loadForm =function (){

    $("#response-container").load("formLogin.php");

    $( "#formLogin" ).submit(function( event ) {    //THIS CODE NOT WORKS

    alert( "Handler for .submit() called." );
    event.preventDefault();

     });

     };

    this.searchData = function() {

      getdetails( "1" )

      .done( function( response ) {

                if( response.success ) {
                       alert("Success");

                    } else {

                }
            })

            .fail(function( jqXHR, textStatus, errorThrown ) {
                $("#response-container").html("fail");
            });


     };


       var getdetails = function(id){

            return $.getJSON( "20.php", { "id" : id });
        }


    };


    //LISTENERS


    $('#conect').click(function(e){
     e.preventDefault();

     var login= new Login();

     login.loadForm();

    });


    });

<form id="formLogin" method="get" action="20.html">
USERNAME:<br><input type="text" name="username" /><br>
PASSWORD:<br><input type="password" name="password" /><br>

<br><input type="submit" value="Log in" name="login" id="btnInputLogin"/>
</form>