Changed spaces to tabs where appropriate.
diff --git a/user_guide_src/source/general/routing.rst b/user_guide_src/source/general/routing.rst
index 0a16e13..edbc735 100644
--- a/user_guide_src/source/general/routing.rst
+++ b/user_guide_src/source/general/routing.rst
@@ -113,7 +113,7 @@
 rules to process the back-references. Example::
 
 	$route['products/([a-z]+)/edit/(\d+)'] = function ($product_type, $id)
-        {
+	{
 		return "catalog/product_edit/" . strtolower($product_type) . "/" . $id;
 	};