if you are in the look for an easy way to track internal search queries with Google Analytics here is how to do it setting up the __setVar()
Step 1. In your form tag:
2. Everytime that someone searches for anything in your search form
In Google Analytics in the first case the information will appear under: VISITOR SEGMENT PERFORMANCE > User Defined Segment or by cross segmenting any report with the user-define tab. In the second example each query would represent a separate pageview.That is it.
Simple, Easy and Powerful.