ref: ba2329a9c0cf10a27adda91e21b628377249bca2
parent: f449033ea88a19b29277912a0a3b82bb5e227213
parent: 14e5d740cd3c3b8477c17591221e80a6e7b06753
author: sijchen <sijchen@cisco.com>
date: Fri May 30 13:25:11 EDT 2014
Merge pull request #904 from ruil2/expand_pic_1
clean up expand picture.