From 87d855b95dd8294115dade6a859ad7ea9c7ea0c9 Mon Sep 17 00:00:00 2001
From: Duncan Frost <duncans_pumpkin@hotmail.co.uk>
Date: Mon, 19 May 2014 19:14:29 +0100
Subject: [PATCH] Fixed bug due to options window calling update on
 WM_INVALIDATE

---
 src/window_options.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/window_options.c b/src/window_options.c
index 20b7dbf3b6..49f4285b81 100644
--- a/src/window_options.c
+++ b/src/window_options.c
@@ -460,6 +460,9 @@ static void window_options_dropdown()
 */
 static void window_options_update(rct_window *w)
 {
+	//Has use asm verison incase called by WM_INVALIDATE
+	__asm mov w, esi
+
 	sint32 format_args = RCT2_GLOBAL(0x009AF280, sint32);
 
 	// sound devices