I'm going through a tutorial of how to install everything I need to start a project of mine. Everything's going well until I'm in the cmd, I've created the 'PATH' and added everything, I have node.js, however the next step is to npm install cordova through the cmd. Though when I try this happens:

So I tried it on its own without having accessed node first and then this happened:

It's probably something really simple that I've done wrong. But the help would be very appreciated.