If you do take lots of screenshots, why not try Window Clippings which is a fantastic program which helps you take proffesional screenshots.

You can even get plugins which add extra features like automatically uploading to your website via FTP which can be very useful.

It’s not a free program but there is a free trial and it’s not exactly expensive baring in mind you get free updates for ever.

Try it, and I promise you if you like taking screenshots, this program will be very useful to you.