Has microsoft gone mad? When you download a trial of project 2007 these days, instead of a nice user friendly format like say a zip file or an msi or an exe - you get - an img..
This is a form of natural selection which leaves 50% of people stumped at that stage and reverting to pen and paper.
A quick search of the web finds the answer - in http://msdn2.microsoft.com/en-us/express/aa718401.aspx Microsoft suggesting using third party cd burning software. Hmmm.. But I have no third party cd burning software!
In to the breach steps ISO Buster!! http://www.smart-projects.net/ This is a free piece of software which allows you to open IMG files. We're saved! And if Microsoft are recommending it then surely there is no spyware (right??)