diff --git a/src/Main/options.cxx b/src/Main/options.cxx
index 1021852..aa20815 100644
--- a/src/Main/options.cxx
+++ b/src/Main/options.cxx
@@ -130,13 +130,15 @@ void fgSetDefaults ()
 
     fgSetBool("/sim/terrasync/global", false);
     fgSetString("/sim/sound/ttsurl", "");
-    fgSetBool("/sim/startup/fullscreen", false);
-    fgSetBool("/sim/menubar/visibility",false);
+
+    //fgSetBool("/sim/startup/fullscreen", false);
+    //fgSetBool("/sim/menubar/visibility",false);
 
     fgSetBool("/sim/sound/tishi/enabled",true);
+
     fgSetBool("/sim/model/occupants",false); // 不显示飞行员
     
-    fgSetBool("/sim/rendering/photoscenery/enabled",true);  //打开卫星地景
+    //fgSetBool("/sim/rendering/photoscenery/enabled",true);  //打开卫星地景