Mac OS User Tabbing
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:
Open System Preferences and go to Keyboard:
Select the Shortcuts tab. Make sure the box for "Use keyboard navigation to move focus between controls" is checked.
Additional settings for Safari Browser.
Open Safari Preferences:
Select the Advanced tab. Make sure the box for "Press Tab to highlight each item on a webpage" is checked.
![C:\Users\mange\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\ZZ1TPHE5\claudesegardsangatte134599518601_gros[1].gif](https://lh5.googleusercontent.com/4Ti_nVflFD3L8b2yKqoKd2j8YHXoOrrlvlv7X2WjioEf3dba27OL6je3LYq27lq6lF5lBS3nJf5K33gNXY9Auq_HTTbYAhBXmQqcJ4Wgvea_TikzxH1ARsC59Bez3ciNKaG5w57J1RZSG-e2sXTkTg)