User blog comment:MusicManiac12323/How To Make a Userbox MUSICMANIAC STYLE XD/@comment-3081446-20110624193718/@comment-3541132-20110624205535

You should actually change the size of the picture not the userbox. I usually just use Microsoft paint (and I'm pretty sure apple computers have some sort of paint program).

Or you can use this website: http://www.shrinkpictures.com/

Or any picture shrinking website, there are tons of them.