Using JavaScript from External URL
Loading external JS libraries
For example, a custom Demo Spinner.
Using an external url to load the JS file
//cdnjs.cloudflare.com/ajax/libs/spin.js/1.2.7/spin.min.js
See Also
How to use JavaScript to Use Expressions for Binding
How to load JavaScript from external URLs
How-To insert/update multiple rows in a database using a FOR loop in JavaScript