text: var express = require('express');
  var app = express();
  
  // Enable static access to the "/public" folder
  app.use(express.static('public'));
  
  
  var listeningPort = 9999;
  var listeningHost = "localhost";
  
  var server = app.listen(listeningPort, function () {
      var host = server.address().address
      var port = server.address().port
  
      if (host == "::") {
          host = listeningHost;
      }
  
      console.log("Block Explorer Server listening at http://%s:%s", host, port);
  });
  