--- bkchem-0.9.0-old/bkchem/modes.py	2004-11-24 15:08:14.000000000 +0100
+++ bkchem-0.9.0/bkchem/modes.py	2004-12-18 23:28:34.247257768 +0100
@@ -1654,8 +1654,12 @@
           
       self._mark_reaction()
       
+  def mouse_down2( self, event, modifiers = []):
+    return
 
-
+  def mouse_down3( self, event, modifiers = []):
+    return
+  
   def _mark_reaction( self):
     for i in self._items:
       self.app.paper.delete( i)