1.0 (Mar 30, 2012): First release

1.1 (Apr 8, 2012): Permits screen compatibility mode for high resolution screens

1.2 (Jul 22, 2012): Bug fixes for Advanced Mode

1.4 (Apr 7, 2014): Added option for values in cGy and research questionnaire link

1.5 (Mar 5, 2015): Removed research questionnaire link