/*	common functions for using Google Analytics' urchinTracker	
		each web must define its own utProject and utSpeaker	*/

	function uComment(pComment)	 { urchinTracker('/' + pComment); }
	function uProject(pComment)      { urchinTracker('/' + utProject + '/' + pComment); }

	function uSpeakerStart(pSpeaker) { urchinTracker('/' + utProject + '/' + utSpeaker[pSpeaker] + '/start'); }
	function uSpeakerStop(pSpeaker)  { urchinTracker('/' + utProject + '/' + utSpeaker[pSpeaker] + '/stop');  }