Gimp doubt

[aravindc26]

I want to add a white background in the attachment below.
How do I do that with gimp?

Image location:

http://tux.crystalxp.net/png/gonz34-dragon-tux-1648.png

[TeoBigusGeekus]

Create a new image in gimp, fill it with a white background.
Open the tux image, copy it and the go to your empty image.
Right click, edit->paste as new layer.
?????
Profit.:D

[aravindc26]

Create a new image in gimp, fill it with a white background.
Open the tux image, copy it and the go to your empty image.
Right click, edit->paste as new layer.
?????
Profit.:D

Thanks dude worked perfectly!!!!!!