server.js

var http = require("http"); 
var fs = require("fs"); 
var url = require("url"); 

http.createServer(function(request, response) {
    var pathname = url.parse(request.url).pathname.substring(1); 
    console.log("Request for " + pathname + " received"); 
    fs.readFile(pathname, function(err, data){
        if (err) {
            console.log(err); 
            response.writeHead(404, {"Content-Type": "text/html"}); 
        }
        else {
            response.writeHead(404, {"Content-Type": "text/html"});
            response.write(data.toString()); 
        }
        response.end(); 
    });
}).listen(8081); 

console.log("Server running at http://127.0.0.1:8081");