content: --Checks Notification Center for incoming calls, and returns the caller's name
  tell application "System Events"
  	--Wait for a notification call to appear
  	if not (exists group 1 of UI element 1 of scroll area 1 of window 1 of application process "NotificationCenter") then
  		return ""
  	end if
  	
  	--Get the first notification
  	set notificationGroup to group 1 of UI element 1 of scroll area 1 of window 1 of application process "NotificationCenter"
  	
  	--Make sure we're dealing with a FaceTime call notification
  	if (exists static text 1 of notificationGroup) and (value of static text 1 of notificationGroup = "FaceTime") then
  		--Return the name of the caller
  		set callerName to value of static text 2 of notificationGroup
  		return callerName
  	else
  		return ""
  	end if
  end tell
  