2 var page = require('webpage').create();
3 console.log('The default user agent is ' + page.settings.userAgent);
4 page.settings.userAgent = 'SpecialAgent';
5 page.open('http://www.httpuseragent.org', function (status) {
6 if (status !== 'success') {
7 console.log('Unable to access network');
9 var ua = page.evaluate(function () {
10 return document.getElementById('myagent').innerText;