Ticket #690: listen.diff

cover.py

@@ -103 +103 @@
                 self.win_preview.move(int(x),int(y))
                 self.win_preview.show_all()
             return True
+        if event.button==3:
+            if self.current_song:     
+                self.win_preview.hide_all()
         else:
             return False