All buttons and banners should be uploaded onto your own server. Also, code donations are always accepted.
http://fan.akedia.net/howl/
50x50
50x50 (Donated)
75x50
88x31
200x40
Text Codes
If uninterested in the image codes above, you may also link back to this fanlisting with a text code. You may choose one from below, or feel free to design your own.