--- a/src/roadveh.h	Tue May 01 18:17:52 2007 +0000
+++ b/src/roadveh.h	Wed May 02 09:29:41 2007 +0000
@@ -41,6 +41,8 @@
 	const char *GetTypeString() { return "road vehicle"; }
 	void MarkDirty();
 	void UpdateDeltaXY(Direction direction);
+	ExpensesType GetExpenseType(bool income) { return income ? EXPENSES_ROADVEH_INC : EXPENSES_ROADVEH_RUN; }
+	WindowClass GetVehicleListWindowClass() { return WC_ROADVEH_LIST; }
 };
 
 #endif /* ROADVEH_H */