Melissa, thanks for your comment - You are my 100th commenter!! (yep, I'm that new at blogging!) 

I love those command removable hooks, I use them everywhere. They just came out with <a href="http://solutions.3m.com/wps/portal/3M/en_US/Command/home/us_en/products/picture_hangers/" rel="nofollow">picture hanging strips</a> - they are like a strong velcro, really easy to use!