For Mac OS users, there is a system setting that may not allow you to tab onto several types of elements in a web page. To change this setting:
Starting Friday, July 5th, Summer hours for the registrar department will be 8am to 2pm until Monday, August 26th. A partir del viernes 5 de julio, el horario de verano del departamento de inscripción será de 8am a 2pm hasta el lunes 26 de agosto.