When the album id discovery was revealed, Lars Arne Svanes made a generator to make the conversion from album links to chatcodes easier and faster: http://facebook.expdvl.com
All you had to do, was to insert the links to each picture in the webpage, and it would convert those links into chatcode.
Svanes also made a text-to-chatcode generator: http://facebook.expdvl.com/?p=text
Here’s a youtube-guide showing how it worked: