--- /Users/oli/Desktop/signup/signup.module
+++ signup.module
@@ -2511,7 +2511,7 @@
       $rows += call_user_func(__FUNCTION__, $value);
     }
     else {
-      $rows[] = array($key .':', check_plain($value));
+      $rows[] = t('@key', array('@key' => $key) .': '. t('@value', array('@value' => $value)));
     }
   }
   return $rows;
@@ -2543,7 +2543,7 @@
       $output .= call_user_func(__FUNCTION__, $value);
     }
     else {
-      $output .= $key .': '. check_plain($value);
+      $output .= t('@key', array('@key' => $key) .': '. t('@value', array('@value' => $value)));
     }
     $output .= "</div>\n";
   }