问node.js中未加载JS脚本

EN

GET /contact 200 33ms - 2.26kb
GET /stylesheets/bootstrap.css 304 2ms
GET /stylesheets/header.css 304 1ms
GET /stylesheets/style.css 304 2ms  
GET /stylesheets/contact.css 304 1ms
GET /javascripts/script.js 404 1ms

extends layout
block css
  link(rel='stylesheet', href='/stylesheets/contact.css')
  script(type="text/javascript", src='/javascripts/script.js')

$(window).load(function() {
  function() {
    console.log("inside basil script");

// all environments
app.set('port', process.env.PORT || 3000);
app.set('views', __dirname + '/views');
app.set('view engine', 'jade');
app.use(express.favicon());
app.use(express.logger('dev'));
app.use(express.bodyParser());
app.use(express.methodOverride());
app.use(app.router);
app.use(express.static(path.join(__dirname, 'public')));