diff --git a/modules/game_market/market.lua b/modules/game_market/market.lua
index 4a1f0b1b..4b14daff 100644
--- a/modules/game_market/market.lua
+++ b/modules/game_market/market.lua
@@ -811,11 +811,12 @@ end
 
 function Market.close(notify)
   if notify == nil then notify = true end
-  marketWindow:hide()
-  marketWindow:unlock()
-  Market.clearSelectedItem()
-  if notify then
-    MarketProtocol.sendMarketLeave()
+  if not marketWindow:isHidden() then
+    marketWindow:hide()
+    marketWindow:unlock()
+    if notify then
+      MarketProtocol.sendMarketLeave()
+    end
   end
 end
 
diff --git a/modules/gamelib/game.lua b/modules/gamelib/game.lua
index 90855894..817f5b8e 100644
--- a/modules/gamelib/game.lua
+++ b/modules/gamelib/game.lua
@@ -48,8 +48,8 @@ end
 
 function g_game.getSupportedProtocols()
   return {
-    810, 853, 854, 860, 861, 862, 870, 940,
-    944, 953, 954, 960, 961
+    810, 853, 854, 860, 861, 862, 870, 
+	910, 940, 944, 953, 954, 960, 961
   }
 end