.bashrc

changeruby () {

if [ $1 == "18" ]
then
    echo "Changing to Ruby 1.8"
    NEWPATH=`echo $PATH | sed 's/:\/var\/lib\/gems\/1.9.1\/bin/:\/var\/lib\/gems\/1.8\/bin/g'`
    echo "PATH=${NEWPATH}" > ${HOME}/.config/mypath
    source ${HOME}/.bashrc
    hash -r
fi

if [ $1 == "19" ]
then
    echo "Changing to Ruby 1.9"
    NEWPATH=`echo $PATH | sed 's/:\/var\/lib\/gems\/1.8\/bin/:\/var\/lib\/gems\/1.9.1\/bin/g'`
    echo "PATH=${NEWPATH}" > ${HOME}/.config/mypath
    source ${HOME}/.bashrc
    exec bash
fi

}