can anyone tell me how to resize a photo in cs2? any help will be apreciated. Thanks

Well it's that money spending time of the year so I'm thinking of getting a new set of lenses for my D50. Atm I have a kit 18-55 Nikkor, which I find ok, but in some way limiting. Now I'm hesitating which way to expand on : get a telephoto zoom or a super wide-angle? I think both would be...