{HEAD ~ A screen} displaying method for a portable radio information terminal, comprising {TAIL ~ the steps} of: 
{ HEAD ~ A screen } displaying method for a portable radio information terminal , comprising { TAIL ~ the steps } of :
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH