[parenscript-devel] Does @ Work?

I downloaded the latest stable and then checked out the source from the git repository at http://common-lisp.net/project/parenscript/git/parenscript. Irrespective of the code that I use, when I write (@ document get-element-by-id) it renders as at(document, getElementById) Am I doing something incorrectly? The tutorial shows that it should.... :curtis