diff --git a/modules/user/user.module b/modules/user/user.module
index 33b0b3d897a262a82813c21b96bf57666ae9aac6..20dc8fdeb585199f7bc5dc44407a0b4063dbb794 100644
--- a/modules/user/user.module
+++ b/modules/user/user.module
@@ -1714,8 +1714,8 @@ function user_build_content($account) {
 function user_mail($key, &$message, $params) {
   $language = $message['language'];
   $variables = user_mail_tokens($params['account'], $language);
-  $message['subject'] .= _user_mail_text($key. '_subject', $language, $variables);
-  $message['body'][] = _user_mail_text($key. '_body', $language, $variables);
+  $message['subject'] .= _user_mail_text($key .'_subject', $language, $variables);
+  $message['body'][] = _user_mail_text($key .'_body', $language, $variables);
 }
 
 /**
@@ -3099,7 +3099,7 @@ function theme_user_signature($signature) {
   $output = '';
   if ($signature) {
     $output .= '<div class="clear">';
-    $output .= '<div>'. '—' .'</div>';
+    $output .= '<div>—</div>';
     $output .= $signature;
     $output .= '</div>';
   }
@@ -3278,7 +3278,7 @@ function user_action_info() {
       'type' => 'user',
       'configurable' => FALSE,
       'hooks' => array(
-        'nodeapi' => array('presave', 'delete','insert', 'update','view'),
+        'nodeapi' => array('presave', 'delete', 'insert', 'update', 'view'),
         'comment' => array('view', 'insert', 'update', 'delete'),
         'user' => array('logout'),
         ),
@@ -3288,7 +3288,7 @@ function user_action_info() {
       'type' => 'user',
       'configurable' => FALSE,
       'hooks' => array(
-        'nodeapi' => array('presave', 'delete','insert', 'update','view'),
+        'nodeapi' => array('presave', 'delete', 'insert', 'update', 'view'),
         'comment' => array('view', 'insert', 'update', 'delete'),
         'user' => array('logout'),
       )
@@ -3323,4 +3323,4 @@ function user_block_user_action(&$object, $context = array()) {
 function user_block_ip_action() {
   db_query("INSERT INTO {access} (mask, type, status) VALUES ('%s', '%s', %d)", $_SERVER['REMOTE_ADDR'], 'host', 0);
   watchdog('action', 'Banned IP address %ip', array('%ip' => $_SERVER['REMOTE_ADDR']));
-}
\ No newline at end of file
+}