Button in tkinter??/

[jubafre at brturbo.com]

I have a button with a event call, when i start the program and click in the button
the event do somenthing, after the event finished the button continues pressioned, why????

self.open = Button(frame, text='Procuar',widt=10,bd=3)
self.open.bind("<Button-1>", Procura)
self.open.pack(side=LEFT, padx=5)	

Juliano Freitas
www.gebrasil.hpg.com.br