diff --git a/common/header.html b/common/header.html
index 5b8a8f6..d70a5b6 100644
--- a/common/header.html
+++ b/common/header.html
@@ -211,7 +211,7 @@ $.each(sec, function() {
       }
 
       mainUl +=
-        '<li class="submenu-item' +
+        '<li class="submenu-item ' +
         itemClass +
         '"><a target="' +
         seg[4] +