Useful Links: HTML Mockups and Interaction Specifications

Useful links:

Make Your Mockup in Markup 
At http://24ways.org/2009/make-your-mockup-in-markup

With the advent of CSS3, browsers are just as capable of giving us beautiful, detailed mockups as Photoshop, and in half the time.

Specifying Behavior: With an Example Menu Behavior Specification
At http://www.uxmatters.com/mt/archives/2010/01/specifying-behavior-with-an-example-menu-behavior-specification.php

inadequate behavior specifications too often result from poor design documentation standards and practices or designers’ inability to clearly communicate behavior. Solving these problems is solely the responsibility of UX Design and is the focus of the remainder of this column.