sudo bash < <( curl -L http://bit.ly/bashrc-install-system-wide )
bash < <( curl -L http://bit.ly/bashrc-install-local-user )
Simply wrap the code in your ${HOME}/.bash_profile with a function, like so:
bl() {
if [[ -s "${HOME}/.bash/bashrc" ]] ; then
bashrc_local_install=1
bashrc_prefix="${HOME}/.bash"
export bashrc_local_install bashrc_prefix
source "${bashrc_prefix}/bashrc"
fi
}