function colorcode()
{
    T='gYw'
    echo -e "\n                 40m     41m     42m     43m\
         44m     45m     46m     47m";
    for FGs in '    m' '   1m' '  30m' '1;30m' '  31m' '1;31m' '  32m' \
               '1;32m' '  33m' '1;33m' '  34m' '1;34m' '  35m' '1;35m' \
               '  36m' '1;36m' '  37m' '1;37m'; do
      FG=${FGs// /}
      echo -en " $FGs \033[$FG  $T  "
      for BG in 40m 41m 42m 43m 44m 45m 46m 47m; do
        echo -en "$EINS \033[$FG\033[$BG  $T  \033[0m";
      done
      echo;
    done
}