From 540bbc18b4b4d8b44b77db68d73834d892a6d65c Mon Sep 17 00:00:00 2001
From: Jeroen Sack <jeroen@sackie.nl>
Date: Wed, 9 Jul 2014 23:03:55 +0200
Subject: [PATCH] bug in window_find_by_id

Looking at the assembly it seems there is an inconsistency in the code.
---
 src/window.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/window.c b/src/window.c
index 541601a529..0dd580b409 100644
--- a/src/window.c
+++ b/src/window.c
@@ -501,6 +501,7 @@ rct_window *window_find_by_id(rct_windowclass cls, rct_windownumber number)
 	rct_window *w;
 
 	if (cls & 0x80) {
+		cls &= ~0x80;
 		for (w = RCT2_FIRST_WINDOW; w < RCT2_NEW_WINDOW; w++)
 			if (w->classification == cls)
 				return w;