function go
{
        case $1 in
          (tmp)  cd $HOME/tmp;;
          (home) cd $HOME/home;;
          
         esac
}


##</code><code>##

function go
{
        case $1 in
          (tmp)  cd $HOME/tmp;;
          (home) cd $HOME/home;;
          (fd)   cd $HOME/foodir;;
         esac

}

##</code><code>##

go --add fd $HOME/foodir

##</code><code>##

function go
{
        if [ $1 = "--add" ];then
             
            perl -pi -ne 's/UNKNOWN/($2) cd $3;;/' ~/.bashrc
        	
	    fi

        case $1 in
          (tmp)  cd $HOME/tmp;;
          (home) cd $HOME/home;;

         esac

}