#!/bin/sh

while true
do

if [ "$2" = "" ]
then
    echo
    echo USAGE: $0 sleep_time command_line
    echo
    echo example:
    echo   $0 3 echo hello world
    echo   waits 3 seconds then displays 'hello world' repeatedly, asking player to hit enter between each line
    echo
    break
fi

sleep $1
shift
CMD=$*

while [ "$CMD" != "" ]
do
 eval $CMD
 echo "press enter"
 read toto
done

break
done