Node.js/Mongo2

var sys = require('sys'),
http = require('http'),
mongodb = require('mongodb');

var server = new mongodb.Server("127.0.0.1", 27017, {});
var db = new mongodb.Db('mongo', server, {});
var client  = null

db.open(function (error, clientParam) {
    if (error) {
        db.close();
        throw error;
    }
    client = clientParam;
});

http.createServer(function(req, res) {
    var collection = new mongodb.Collection(client, 'basic');

    collection.find({'_id':String(Math.floor(Math.random()*100000))}, {}, function(err, cursor) {
        if(err == null){
         cursor.toArray(function(err, docs){
             res.writeHead(200, {'Content-Type': 'text/html'});
             res.write('Goood');
             res.end();
             //console.log(docs);
         });
        }else{
            res.writeHead(200, {'Content-Type': 'text/html'});
            res.write('Bad');
            res.end();
            throw err;
        }
    });
}).listen(8080);