-info="$HOSTNAME$SSH_FORWARDED$VIMCHILD"
-blank=$(echo $info | sed 's/./ /g')
-export PROMPT_COMMAND="echo -ne '\033]0;$info\007\r$blank\r'"
-unset info blank SSH_FORWARDED VIMCHILD
+blank=$(echo "$info" | sed 's/./ /g')
+export PROMPT_COMMAND="echo -ne '\033]0;$info\007\r$blank \r'"
+unset blank info vimchild SSH_FORWARDED