http://code.google.com/apis/picasaweb/developers_guide_protocol.html
アルバムIDの取得
url = "http://picasaweb.google.com/data/feed/api/user/UserName"
result = urlfetch.fetch(url)
dom = minidom.parseString(result.content)
NS = 'http://search.yahoo.com/mrss/'
a = range(0,len(dom.getElementsByTagName('title')) )
for x in a:
title = dom.getElementsByTagName('title')[x].firstChild.data
id = dom.getElementsByTagName('id')[x].firstChild.data