--- /dev/null
+ LOGICAL FUNCTION NOYES()
+ CHARACTER*1 ANSWER
+ 101 READ (*,'(A1)') ANSWER
+ IF ( (ANSWER.EQ.'y') .OR. (ANSWER.EQ.'Y') ) THEN
+ NOYES=.TRUE.
+ RETURN
+ ELSE IF ( (ANSWER.EQ.'n') .OR. (ANSWER.EQ.'N') ) THEN
+ NOYES=.FALSE.
+ RETURN
+ ELSE
+* PRINT *,CHAR(7)
+ PRINT *,'Incorrect keyword. Enter Y or N - '
+ GOTO 101
+ ENDIF
+ END
+