Thus, a shortcut key using a hard key and a touch screen together may be provided, thereby reducing {HEAD ~ inconvenience} for {TAIL ~ a user} to navigate to a menu and to input data 
for
Thus , a shortcut key using a hard key and a touch screen together may be provided , thereby reducing { HEAD ~ inconvenience } for { TAIL ~ a user } to navigate to a menu and to input data
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH