# If the tm command is called without an argument, open TextMate in the current directory
  # If tm is passed a directory, cd to it and open it in TextMate
  # If tm is passed a file, open it in TextMate
  function tm() {
  	if [[ -z $1 ]]; then
  		mate .
  	else
  		mate $1
  		if [[ -d $1 ]]; then
  			cd $1
  		fi
  	fi
  }