$ cd ~/work/ares
$ ./script/console
>> s = Site.find 1
>> p = Presentation.new({:title => "ARes in Action",
     		         :description=>"Check out how easy it is to drive your Rails app via ActiveResource!",
		         :presenter_id=>1},{:site_id=>1})
>> p.save
[refresh in browser to see new presentation]
>> p.destroy
[refresh in browser to see it go away]