var express = require('express'),
      app = express.createServer(),
      io = require('socket.io').listen(app);
  
  app.configure(function(){
    app.use(express.static(__dirname + '/public'));
  });
  
  app.listen(3000);
  
  // Clear the board every 60 seconds
  setInterval(function() {
    io.sockets.emit('clear');
  },60000);
  
  io.sockets.on('connection', function (socket) {
    socket.on('paint',function(data) {
      socket.broadcast.emit('paint', data);
    });
  
    socket.on('disconnect', function () {
     console.log("Someone disconnected");
    });
  });