All you have done is dumped the texture onto a Poly Plane...
As the plane is not the same size as the original image it will not appear properly, therefore you need to UV Map it, or create a new poly plane that matches the same size as the original image.
There is a tute in the free section on image planes:
Use this as a guide to get your images on correctly.
Chris (formerly R@nSiD)
When the power of love overcomes the love of power the world will truely know peace - Jimmy Hendrix
Winner SM VFX Challenge 1
3rd Place SM SteamPunk Challenge (May 2007)