This is a quick and easy tip for getting a great "avatar" (aka: Profile Picture).
First off, head over to www.ImageShack.us

Click [Browse] and find the image you want to use. Then click [Open]

Now, before you host it, you need to check these two boxes...

Then click [Host It]. Then host it will turn into [uploading...].
Give it a minute then it will take you to your next page.

Just like that, a perfect sized image.
Now you can ether save it Or you can "Right Click > copy image location". Go to your "profile" page and put that picture in your profile. Just like that you have an awesome avatar.