Most JPEG editors allow you to crop pictures to the correct dimensions, the resize the image to the number of pixels you need. I think it is a maximum of 100x100 here. I believe MS Photo Editor will do this.
BTW... Welcome to WIX!
Mike
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Mike R. Henniger
Aviation Enthusiast & Photographer
http://www.AerialVisuals.cahttp://www.facebook.com/AerialVisualsDo you want to find locations of displayed, stored or active aircraft? Then start with the
The Locator.
Do you want to find or contribute to the documented history of an aircraft? If so then start with the
Airframes Database.