$("#recovery_submit").click(function()
                {
                    $(this).hide();
                    $("#loading_recovery").show();
                    var usermail=$("#recovery_email").val();
                    $.ajax({
                    type:"POST",
                    url:"recovery.php",
                    data : "email_problem="+usermail,
                    success:function(response)
                    {
                        $("#status_recovery").html(response);
                        $("#loading_recovery").hide();
                    }
                    });
                });