#!/bin/bashtput civiswhile [ 1 ]do    tput clear    # tput cup 10 20    info=$(date "+%Y-%m-%d %H:%M:%S  %A")    LEN=`echo $info | wc -c`    COLS=`tput cols`    let HOLD_COL=$COLS-$LEN    NEW_COL=`expr $HOLD_COL / 2`    tput cup 10 $NEW_COL    tput setf 2    tput bold    echo $info    sleep 10done