function title {
   if [[ $TERM == "screen" ]]; then
     # Use these two for GNU Screen:
     print -nR $'\033k'$1$'\033'\\\
 
     print -nR $'\033]0;'$2$'\a'
   elif [[ $TERM == "xterm" || $TERM == "rxvt" ]]; then
     # Use this one instead for XTerms:
     print -nR $'\033]0;'$*$'\a'
   fi
 }
 
 function precmd {
   title zsh "$PWD"
 }
 
 function preexec {
   emulate -L zsh
   local -a cmd; cmd=(${(z)1})
   title $cmd[1]:t "$cmd[2,-1]"
 }
 
 function remote_console() {
   /usr/bin/env ssh $1 "( cd $2 && ruby script/console production )"
 }