Zeences is a premium HTML template with dark and light skin options which includes a masonry portfolio which you can directly link to specific portfolio categories (Example link). In Zeences you can use multiple full-screen backgrounds. This jQuery enhanced template contains many HTML elements, is highly customizable and also includes a thorough help documentation.
Demo
http://themeforest.net/item/zeences-html-portfolio-business-template/527683
Download
http://mir.cr/0IOBGJ6I