If you're currently a Google Analytics or Urchin 6 customer, it is very easy to track your site's usage with both products simultaneously. Depending on the code version (ga.js or urchin.js) only one additional line of code is necessary.
For ga.js
Insert the following line above pageTracker.trackPageview();:
pageTracker.setLocalRemoteServerMode();
For urchin.js
Insert the following line above urchinTracker();: _
userv=2;