Large, Medium, and small sized buttons:
(Sorry for the formatting, wordpress only let’s me use this funny sourcecode javascript to allow me to put code up for copying)

<a href="https://janicu.wordpress.com/2011/11/16/book-geeks-gift-exchange/"><img src="https://janicu.files.wordpress.com/2011/11/logo.png" /></a>

<a href="https://janicu.wordpress.com/2011/11/16/book-geeks-gift-exchange/"><img src="https://janicu.files.wordpress.com/2011/11/logo2.png" /></a>

<a href="https://janicu.wordpress.com/2011/11/16/book-geeks-gift-exchange/"><img src="http://i58.photobucket.com/albums/g254/jayamei2/logo-1.png" /></a>

<a href="https://janicu.wordpress.com/2011/11/16/book-geeks-gift-exchange/"><img src="http://i58.photobucket.com/albums/g254/jayamei2/logo2-1.png" /></a>

<a href="https://janicu.wordpress.com/2011/11/16/book-geeks-gift-exchange/"><img src="http://i58.photobucket.com/albums/g254/jayamei2/logo.png" /></a>

<a href="https://janicu.wordpress.com/2011/11/16/book-geeks-gift-exchange/"><img src="http://i58.photobucket.com/albums/g254/jayamei2/logo2.png" /></a>