Installing node.js on a cheap VPS with unlimited bandwidth is pretty simple. For more information about node.js please review nodejs.org
# wget http://nodejs.tchol.org/repocfg/el/nodejs-stable-release.noarch.rpm
# yum localinstall –nogpgcheck nodejs-stable-release.noarch.rpm
# yum install nodejs-compat-symlinks npm
# rm nodejs-stable-release.noarch.rpm