diff --git a/common.go b/common.go
index 1996f37..4505397 100644
--- a/common.go
+++ b/common.go
@@ -22,6 +22,7 @@ const (
 type ATOM uint16
 
 // TODO pull the thanks for these three from the old wingo source
+// TODO put these in windows.go
 type WPARAM uintptr
 type LPARAM uintptr
 type LRESULT uintptr