Is there a setting that would force you to look away and come back before selecting a button again so that it doesn't repeat by mistake?
- Right-click on the page in Communicator 5 to open the Quick-Access Menu.
 - Select Advanced Settings.
 - Select the Input tab.
 - Select Gaze Interaction Settings.
 - Select Activation.
 - Select Change.
 - Mark the box next to Leave button before reselect
 
