fix a lot of Tkinter imports
diff --git a/Demo/tix/samples/Balloon.py b/Demo/tix/samples/Balloon.py
index 2295905..bc25a2e 100755
--- a/Demo/tix/samples/Balloon.py
+++ b/Demo/tix/samples/Balloon.py
@@ -15,7 +15,7 @@
 # Your can display the help message in a "balloon" and a status bar widget.
 #
 
-import Tix
+import tkinter.tix
 
 TCL_ALL_EVENTS          = 0
 
@@ -32,20 +32,20 @@
         z = w.winfo_toplevel()
         z.wm_protocol("WM_DELETE_WINDOW", lambda self=self: self.quitcmd())
 
-        status = Tix.Label(w, width=40, relief=Tix.SUNKEN, bd=1)
-        status.pack(side=Tix.BOTTOM, fill=Tix.Y, padx=2, pady=1)
+        status = tkinter.tix.Label(w, width=40, relief=tkinter.tix.SUNKEN, bd=1)
+        status.pack(side=tkinter.tix.BOTTOM, fill=tkinter.tix.Y, padx=2, pady=1)
 
         # Create two mysterious widgets that need balloon help
-        button1 = Tix.Button(w, text='Something Unexpected',
+        button1 = tkinter.tix.Button(w, text='Something Unexpected',
                              command=self.quitcmd)
-        button2 = Tix.Button(w, text='Something Else Unexpected')
+        button2 = tkinter.tix.Button(w, text='Something Else Unexpected')
         button2['command'] = lambda w=button2: w.destroy()
-        button1.pack(side=Tix.TOP, expand=1)
-        button2.pack(side=Tix.TOP, expand=1)
+        button1.pack(side=tkinter.tix.TOP, expand=1)
+        button2.pack(side=tkinter.tix.TOP, expand=1)
 
         # Create the balloon widget and associate it with the widgets that we want
         # to provide tips for:
-        b = Tix.Balloon(w, statusbar=status)
+        b = tkinter.tix.Balloon(w, statusbar=status)
 
         b.bind_widget(button1, balloonmsg='Close Window',
                       statusmsg='Press this button to close this window')
@@ -64,5 +64,5 @@
         self.root.destroy()
 
 if __name__ == '__main__':
-    root = Tix.Tk()
+    root = tkinter.tix.Tk()
     RunSample(root)