text: var mongoose     = require('mongoose');
  var Schema       = mongoose.Schema;
  
  var CommentSchema   = new Schema({
      body: String,
      date: { type: Date, default: Date.now },
      firstName: String,
      lastName: String
  });
  
  var SiteSchema   = new Schema({
      address: String,
      latitude: Number,
      longitude: Number,
      login: String,
      comments: [CommentSchema]
  });
  
  module.exports = mongoose.model('Site', SiteSchema);
  