Template::checkDataMultitasking

private function checkDataMultitasking()
{
	// one of those fields was modified, then initiate check
	if($this->isFieldModified('MULTITASK') || $this->isFieldModified('RESPONSIBLES'))
	{
		$this['MULTITASK'] = count($this->getActualFieldValue('RESPONSIBLES')) > 1 ? 'Y' : 'N'; // force multitasking mode
	}
}