CITS4230 seems to be a bit of an "unuseful" unit. The course is similar in the early stages to CITS1231 (Web Technologies), the course then goes on to cover Perl and Ruby on Rails (the language the project has been in for both 2008 and 2009)
Lectures/notes available from the unit website
Assignments
Taken by Cara MacNish
http://undergraduate.csse.uwa.edu.au/units/CITS4230
http://units.handbooks.uwa.edu.au/units/cits/cits4230
