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:
Herbert Hoover High School
651 Glenwood Road, Glendale, CA 91202
Phone: (818) 242-6801
Principal: Dr. Jeremy Spurley
Office Hours: 7:30 a.m. -4:00 p.m.