Well, when it really comes down to it, Canada has unique needs and geography which arn't ideally suited to any of the available 5th gen offerings. If we're not going to have a homegrown space program, at least we can have a SUPERARROW to rally behind. BOOM! I'm taking a left turn.
http://www.superarrow.ca/
And for fun, not overly analytical, but informative and with a Canadian perspective, I'll bring us back to what started my stumping for alternative options in the first place.
http://gripen4canada.blogspot.ca/
There's enough interesting links on there to keep everyone angry and entertained for an easy afternoon. Some of the links are from enthusiasts and some from designers and engineers, so a little for everyone, with the benefit of being in harsh, intelligible to Americans, Manitoban accent.
This is where I would put a cool picture of the component breakdown of each plane, and country of origin for each component, if I could post attachments. (My bribe hasn't gone through yet)