diff --git a/route.php b/route.php
index 6e1b811..12160b2 100644
--- a/route.php
+++ b/route.php
@@ -537,6 +537,8 @@ class route
     // URL === REGEXP ROUTE
     // Variables are exposed in url/{var1}/{var2}
     $regex = "#^$route$#U";
+    //$regex = str_replace ("?", "\?", $regex);
+    //$regex = str_replace (".", "\.", $regex);
     $regex = str_replace ("{", "(?P<", $regex);
     $regex = str_replace ("}", ">.+)", $regex);
     unset ($matches);
@@ -548,7 +550,12 @@ class route
       $params = array ();
       $reflect = new ReflectionFunction ($function);
       foreach ($reflect->getParameters() as $key=>$val)
-        $params[] = $matches[$val->name];
+      {
+        if (isset ($matches[$val->name]))
+          $params[] = $matches[$val->name];
+        else
+          $params[] = null;
+      }
       call_user_func_array ($function, $params);
       exit;
     }