diff --git a/src/Viewer/WindowBuilder.cxx b/src/Viewer/WindowBuilder.cxx
index 32f29ab..9223c58 100644
--- a/src/Viewer/WindowBuilder.cxx
+++ b/src/Viewer/WindowBuilder.cxx
@@ -92,13 +92,17 @@ void WindowBuilder::makeDefaultTraits(bool stencil)
 
     traits->doubleBuffer = true;
     traits->mipMapGeneration = true;
-    traits->windowName = "FlightGear";
+    traits->windowName = "JingweiHT";
     // XXX should check per window too.
     traits->sampleBuffers = fgGetInt("/sim/rendering/multi-sample-buffers", traits->sampleBuffers);
     traits->samples = fgGetInt("/sim/rendering/multi-samples", traits->samples);
     traits->vsync = fgGetBool("/sim/rendering/vsync-enable", traits->vsync);
     
-    const bool wantFullscreen = fgGetBool("/sim/startup/fullscreen");
+    //const bool wantFullscreen = fgGetBool("/sim/startup/fullscreen");
+
+    //zhongjin FullScreen
+    const bool wantFullscreen = true;
+
     unsigned screenwidth = 0;
     unsigned screenheight = 0;
     // this is a deprecated method, should be screen-aware.