Script DOM element method
This method creates a DOM element for each Script and then adds the element to the HTML.
3) If you go to MSN.com (Alexa top 10 site based on traffic) and hit view source you can see the javacript elements are included by using the script dom element to load the web pages faster. This is a good example of where you can use the script dom element method for certain js files that do not have inlined code dependency. Let us run a Pagetest waterfall report and you can see the following for MSN.COM