This is the slides that Cathal used for his talk on Monday 29th October 20 07. The zip file includes a pptx file which is a Power Point 2007 file. If you don't have Power Point 2007 download the Office 2007 Compatibility Pack from Microsoft http://www.microsoft.com/downloads/details.aspx?FamilyId=941b3470-3ae9-4aee-8f43-c6bb74cd1466&displaylang=en