improve modal register error display

js/materio_user.js

@@ -83,7 +83,7 @@ MaterioUser = function(){
             dataType:'json',
             url: Drupal.settings.basePath+Drupal.settings.pathPrefix+"materio_user/register/submit",
             data: $('#user-register-form', $modal).serialize(), 
-            success: function(data) { onUserLoginRegisterSubmit(data, destination);},
+            success: function(data) { onUserLoginRegisterSubmit($('#user-register-form'), data, destination);},
             error: function() {trace('error');}
           });
           return false;
@@ -96,7 +96,7 @@ MaterioUser = function(){
             dataType:'json',
             url: Drupal.settings.basePath+Drupal.settings.pathPrefix+"materio_user/login/submit",
             data: $('#user-login', $modal).serialize(), 
-            success: function(data){ onUserLoginRegisterSubmit(data, destination); },
+            success: function(data){ onUserLoginRegisterSubmit($('#user-login'), data, destination); },
             error: function() { trace('error'); }
           });
           return false;
@@ -115,12 +115,12 @@ MaterioUser = function(){
     });
   };
 
-  function onUserLoginRegisterSubmit(data, destination){
+  function onUserLoginRegisterSubmit($form, data, destination){
     cleanModalErrors();
     if(data.errors != null){
       for(field in data.errors){
-        $('#user-login input[name='+field+']', '.modal-content').addClass('error');
-        $('.modal-content').prepend($('<div>').addClass('message-error').html(data.errors[field]));
+        $('input[name='+field+']', $form).addClass('error');
+        $form.prepend($('<div>').addClass('message-error').html(data.errors[field]));
       }
     }else{
       window.location.pathname = destination;