Picasa Links Extractor script parses submitted Picasa album RSS feed file and generates album image hyperlinks and attributes. the source must be a valid xml file grabbed from your online album; some examples are pasted below:

http://picasaweb.google.com/data/feed/base/user/usa.tomxx.net/albumid/5498106236707582961?alt=rss&kind=photo&hl=en_US
http://picasaweb.google.com/data/feed/base/user/tomxxcik/albumid/5347641847514026945
http://picasaweb.google.com/data/feed/base/user/tomxxcik/albumid/5219616302216085505?hl=pl

take a look at that screenshot if you have problems finding the RSS feed link within your web album.

Picasa RSS feed link: Random image size: