Updated for Python 1.4
diff --git a/Demo/tkinter/matt/animation-w-velocity-ctrl.py b/Demo/tkinter/matt/animation-w-velocity-ctrl.py
index d16e8a0..a45f3f0 100644
--- a/Demo/tkinter/matt/animation-w-velocity-ctrl.py
+++ b/Demo/tkinter/matt/animation-w-velocity-ctrl.py
@@ -6,29 +6,24 @@
 # Tkinter is smart enough to start the system if it's not already going. 
 
 
-
-
 class Test(Frame):
     def printit(self):
 	print "hi"
 
     def createWidgets(self):
-	self.QUIT = Button(self, {'text': 'QUIT', 
-				  'fg': 'red', 
-				  'command': self.quit})
-	self.QUIT.pack({'side': 'bottom', 'fill': 'both'})	
+	self.QUIT = Button(self, text='QUIT', foreground='red', 
+			   command=self.quit)
+	self.QUIT.pack(side=BOTTOM, fill=BOTH)
 
-	self.draw = Canvas(self, {"width" : "5i", "height" : "5i"})
+	self.draw = Canvas(self, width="5i", height="5i")
 
-	self.speed = Scale(self, {"orient":  "horiz", 
-				  "from" : -100, 
-				  "to" : 100})
+	self.speed = Scale(self, orient=HORIZONTAL, from_=-100, to=100)
 
-	self.speed.pack({'side': 'bottom', "fill" : "x"})
+	self.speed.pack(side=BOTTOM, fill=X)
 
 	# all of these work..
-	self.draw.create_polygon("0", "0", "10", "0", "10", "10", "0" , "10", {"tags" : "thing"})
-	self.draw.pack({'side': 'left'})
+	self.draw.create_rectangle(0, 0, 10, 10, tags="thing", fill="blue")
+	self.draw.pack(side=LEFT)
 
     def moveThing(self, *args):
 	velocity = self.speed.get()
@@ -37,8 +32,6 @@
 	self.draw.move("thing",  str, str)
 	self.after(10, self.moveThing)
 
-
-
     def __init__(self, master=None):
 	Frame.__init__(self, master)
 	Pack.config(self)