For those that don't know and want to join in the fun of sharing pictures on people profiles here are some instructions...
1... go to a photo hosting site such as
Image hosting, free photo sharing & video sharing at Photobucket and search for a photo.
2... Click on the photo you want to enlarge it, below the photo is a set of boxes, click in the bottom one entitled "IMG Code" and it will copy the url for that picture.
3... go to the person's profile page you want to post the photo in and right click in the box to bring up the menu and select Paste.
4... hit submit and you're good to go!
ENJOY!