--- a/src/order_gui.cpp	Mon May 05 12:35:38 2008 +0000
+++ b/src/order_gui.cpp	Wed May 07 21:09:51 2008 +0000
@@ -1,6 +1,6 @@
 /* $Id$ */
 
-/** @file order_gui.cpp */
+/** @file order_gui.cpp GUI related to orders. */
 
 #include "stdafx.h"
 #include "openttd.h"
@@ -30,6 +30,7 @@
 #include "textbuf_gui.h"
 #include "string_func.h"
 #include "depot_base.h"
+#include "tilehighlight_func.h"
 
 #include "table/sprites.h"
 #include "table/strings.h"
@@ -799,7 +800,7 @@
 						/* This was a click on an empty part of the orders window, so
 						* deselect the currently selected order. */
 						WP(w, order_d).sel = -1;
-						SetWindowDirty(w);
+						w->SetDirty();
 						return;
 					}
 
@@ -831,7 +832,7 @@
 						}
 					}
 
-					SetWindowDirty(w);
+					w->SetDirty();
 				} break;
 
 				case ORDER_WIDGET_SKIP: