If you are not happy about such names of your photo files as "Img_0275.jpg", "Dsc00403.jpg", you need a tool to solve this problem - it is Fast Photo Renamer. You can rename either each photo separately or all photos in a folder at once.
Download:
http://rapidshare.com/files/121713333/Fast_Photo_Renamer.exe
or
http://www.filefactory.com/file/3f6455/
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