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:
Thurs: 2:00 vs Jacksboro, Fri: 10 vs Gorman @ Archer City, 2:00 vs Peaster @ Windthorst, Sat: 10:00am vs Gunter, 2:00 vs Windthorst.