rake db:create -rake aborted Could not find a JavaScript runtime

****Fix
yum groupinstall ‘Development Tools’
/usr/local/src/
wget http://nodejs.org/dist/v0.6.7/node-v0.6.7.tar.gz
tar xzvf node-v0.6.7.tar.gz
cd node-v0.6.7
./configure
make
make install