Index: lams_central/src/flash/org/lamsfoundation/lams/authoring/cv/Canvas.as
===================================================================
diff -u -r09d397307cdeb56f597caf45fde99302c4b541bd -r488725b40d77b03ad1f754f492838388e2ca50b6
--- lams_central/src/flash/org/lamsfoundation/lams/authoring/cv/Canvas.as	(.../Canvas.as)	(revision 09d397307cdeb56f597caf45fde99302c4b541bd)
+++ lams_central/src/flash/org/lamsfoundation/lams/authoring/cv/Canvas.as	(.../Canvas.as)	(revision 488725b40d77b03ad1f754f492838388e2ca50b6)
@@ -505,8 +505,10 @@
 	public function checkValidDesign(){
 		if(_ddm.validDesign){
 			Application.getInstance().getToolbar().setButtonState('preview',true);
+			LFMenuBar.getInstance().enableExport(true);
 		}else{
 			Application.getInstance().getToolbar().setButtonState('preview',false);
+			LFMenuBar.getInstance().enableExport(false);
 		}
 		
 	}
Index: lams_central/web/lams_authoring.swf
===================================================================
diff -u -r2e97ddd536091a64a868ee3b89018fad86c1e097 -r488725b40d77b03ad1f754f492838388e2ca50b6
Binary files differ
Index: lams_central/web/lams_authoring_library.swf
===================================================================
diff -u -r2e97ddd536091a64a868ee3b89018fad86c1e097 -r488725b40d77b03ad1f754f492838388e2ca50b6
Binary files differ