$creation	= "05/02/2016 12:18:53";
$clock_offset	= "0";
$speed		= 1.0;	## av with chop;
$audio_delay	= "0";		## li
$begin_time	= "0:00";
$end_time	= "00:53:17";
$text_duration	= 10;
$width		= 960;
$height		= 540;
$title		= "What goes on in collisions at the Large Hadron Collider?";
$author		= "Bryan Webber, Univ. of Cambridge & KITP";
$copyright	= "KITP Blackboard Lunch, 2 May 2016 12:15";