When I view the source of you page I see this:
When you view the source of this site you see the correct format:
var mojoPageTracker = _gat._getTracker("UA-xxxxxxx-1");
UA-xxxxxxx-1 is the analytics account id and it is the only thing that needs tobe entered in site settings. I think you have something else there like script.
I'm heading out for afternoon to visit family so won't be monitoring forums for a while.