# Keys with predetermined functions

The following table shows the keys with predetermined functions.

Keys | Descriptions
Page Right | Press this key to switch to the next defined key set. If no next key set is defined, pressing Page Right has no effect.
Page Left | Press this key to switch to the previous defined key set. If no previous key set is defined, pressing Page Left has no effect.
Home | Press this key to load the first defined key set.

## See also

Custom String Popup Keyboard ActiveX control

Properties on the General tab of the ME Custom String Popup Keyboard Properties dialog box

Popup keyboard definition file

Connections for the Custom String Popup Keyboard ActiveX control