Simple screenshoot script for PhantomJS

screenshoot.js

var page = require('webpage').create();
//viewportSize being the actual size of the headless browser
page.viewportSize = { width: 1024, height: 768 };
//the clipRect is the portion of the page you are taking a screenshot of
page.clipRect = { top: 0, left: 0, width: 1024, height: 768 };
//the rest of the code is the same as the previous example
page.open('http://www.netsi.dk/wordpress', function() {
  page.render('netsi.png');
  phantom.exit();
});