Upload image to an image host then link back with the following code. Thank you!
Link back code:
<a href="http://www.pausedlife.com" target="_blank"><img src="IMAGE URL" border="0" alt="By PausedLife.com" /></a>

50×50

Odd Sizes

64×64

(some of these have a small white border to look good on any color background)

With animation:

100×100

125×125

Peach

Shop & Gallery buttons

Subeta.org

Gaiaonline.com

Blogger.com