Track for what purpose? Stabilization? Compositing an element into the scene?
Yes, if you have After Effect CS5, you have mocha---and it's often the easiest and best way to do tracking for the purpose of compositing.
Here's a movie that I made just to show how simple using mocha is:
http://www.video2brain.com/en/videos-4351.htm
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Todd Kopriva, Adobe Systems Incorporated
Technical Support for professional video software
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