function runSeaJS(filepath) {
  var code = fs.readFileSync(path.join(__dirname, filepath), "utf8")
  code = code.replace("})(this);", "})(exports);")

  // Run "sea.js" code in a fake browser environment
  var sandbox = require("./sandbox")
  vm.runInNewContext(code, sandbox, "sea-debug.vm")

  global.seajs = sandbox.exports.seajs
  global.define = sandbox.exports.define
}
Add the capability to load CMD modules in node environment
@author lifesinger@gmail.com