If neither attribute is present, the script is downloaded and executed synchronously, and will halt parsing of the document until it has finished executing (default behavior). Scripts are downloaded and executed in the order they are encountered. The defer attribute downloads the Continue reading What are defer and async attributes on a Script tag?
Add a CSS class to a specific element A very clean way to change an element look and feel is to add a css class, instead of adding inline styles. Using jQuery, this is pretty easy to do: Removing a Continue reading JQuery – Manipulating DOM examples