I’m just posting this for my own knowledge, so I didn’t include the whole article.
I don’t have photoshop, but I’ll try it will the GIMP or see if I can figure it out using Paint .NET
This answer is pulled in its entirety by permission from ThemBid.com
This tutorial was created using Adobe Photoshop CS2. When I first started with Photoshop, many years ago, I remember removing backgrounds manually using the eraser tool. Very tedious, but you can sometimes get good results. Here I will show you how to do remove backgrounds very quickly with good results using Photoshop’s extract feature.
Click here for the GIMP version.
More at source…..
How can I Remove Backgrounds From A Picture Quickly in Photoshop?
Karl L. Gechlik
Fri, 24 Aug 2007 17:00:00 GMT