Fireworks is a good option, with pages and hotspots with browser export. Easy to create mid-high fi mockups, much faster than in photoshop for prototyping and user testing.
Faster to learn also.
Any chance you looked at Saasy or any of the others on the matrix? Tr http://saasy.com/matrix.php Trying to choose a vendor now. I've heard good things about Spreedly also.
This is a huge point. It really is. So many websites turn me off because they're not mobile friendly when I want to read them. At least this one is. I could go in and get exactly the information I needed, and without 400 redirects and page-reshapings for all the pictures that'd be displayed.
Here's a start to your cookbook: http://fireworks.smashingmagazine.com/2012/07/03/interactive...