Bounding box anyone?

[COLOR=black][FONT=Arial][FONT=Arial]Hi guys, i know that this sounds like a bit of a n00bish question but can anyone help?[/FONT][/FONT][/COLOR]
[COLOR=black][FONT=Arial][FONT=Arial]I am trying to create a bounding box that objects that can be constrained to / in. I have tried using constrainTo(); but that only works in as1.0, does anyone know the as 2.0 equivalent is?[/FONT][/FONT][/COLOR]
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[COLOR=black][FONT=Arial][FONT=Arial]Kind regards[/FONT][/FONT][/COLOR]
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[COLOR=black][FONT=Arial][FONT=Arial]Juan Pablo.[/FONT][/FONT][/COLOR]
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