Install node.js On Ubuntu 10.04

step by step:

1. Should install certain libraries:

sudo apt-get install g++ curl libssl-dev apache2-utils

2. Now, Download node.js with GIT

git clone git://github.com/ry/node.git

3.You are ready to install node.js
cd node
./configure
make
sudo make install

note:if need, you can type : sudo apt-get install git-core to install GIT.