--- Tkinter_orig.py	Tue Aug 14 15:48:28 2007
+++ Tkinter_new.py	Tue Aug 14 15:59:28 2007
@@ -2348,6 +2348,14 @@
     def toggle(self):
         """Toggle the button."""
         self.tk.call(self._w, 'toggle')
+	def get(self):
+        """Get the value of the associated variable.
+        This is the default variable created by Tk
+        unless changed by setting the 'variable' attribute."""
+        return self.tk.globalgetvar(self['variable'])
+    def set(self, value):
+        """Set the value of associated variable."""
+        return self.tk.globalsetvar(self['variable'], value)
 
 class Entry(Widget):
     """Entry widget which allows to display simple text."""