Here's the code for the facebook like button. Change the progrower.coffeecup.com/shop/ to fit your needs.
<iframe src="http://www.facebook.com/plugins/like.php?href=http%3A%2F%2Fprogrower.coffeecup.com/shop/&layout=standard&show_faces=false&width=450&action=like&font&colorscheme=light&height=35" scrolling="no" frameborder="0" style="border:none; overflow:hidden; width:450px; height:35px;" allowTransparency="true"></iframe>
