Script2

var lastName = document.getElementById("lastName");
            var firstName = document.getElementById("firstname");
            var func = document.getElementById("func");
            var username = document.getElementById("user");
            var password = document.getElementById("pass");
            var form = document.getElementById("form");
            var test = document.getElementById("test");
            var error = 1;

            var socket = io.connect('http://<%= ip %>:<%= port %>');

            var submitForm = function() {
                socket.emit('registerAdmin', {
                        'name' : lastName.value,
                        'firstname' : firstName.value,
                        'func' : func.value,
                        'user' : username.value,
                        'pass' : password.value
                });

                socket.on('errorRegisterAdmin', function(message) {
                    //alert(message);
                    alert('Le pseudo ' + message.user + ' est déjà utilisé');
                    console.log(message.error);
                    error = message.error;
                });

                if(error == 0) {
                    ;
                }
                else {
                    form.action="/inscription/personnel";
                    form.submit();
                }
            };

            test.addEventListener("click", submitForm);