diff --git a/src/Main/3dfx.sh b/src/Main/3dfx.sh
index 0e7b718be..ec61f49be 100755
--- a/src/Main/3dfx.sh
+++ b/src/Main/3dfx.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-if [ $1 = "--full" ]; then
+if [ "x$1" = "x--full" ]; then
     echo "Running full screen ..."
     shift
     WINDOW=NO
diff --git a/src/Main/main.cxx b/src/Main/main.cxx
index a072216fe..19d796e1b 100644
--- a/src/Main/main.cxx
+++ b/src/Main/main.cxx
@@ -378,7 +378,7 @@ static void fgRenderFrame( void ) {
 	    // xglMaterialfv (GL_FRONT, GL_DIFFUSE, white);
 	}
 
-	global_tile_mgr.render();
+	// global_tile_mgr.render();
 
 	// ssg test
 
@@ -425,7 +425,8 @@ static void fgRenderFrame( void ) {
 	sgMat4 sgVIEW;
 	sgMultMat4( sgVIEW, current_view.sgVIEW, sgTRANS );
 	ssgSetCamera( sgVIEW );
-	// ssgSetCamera( current_view.sgVIEW );
+
+	global_tile_mgr.prep_ssg_nodes();
 	ssgCullAndDraw( scene );
 
 	xglDisable( GL_TEXTURE_2D );