... developer and author of three Wrox books in addition to this: Beginning CSS: Cascading Style Sheets for Web Design (Wiley, 2007), CSS Instant Results (Wiley, 2006), and Beginning CSS: Cascading ... model and the W3C’s is the single biggest annoyance, since it is an incompatibility that has to be dealt with each and every time you want to attach and handle events, the most common task a JavaScript ... hasClass(), addClass(), and removeClass() methods, which are all methods provided by jQuery, within the event-handling functions. In the event-handling function, by default, jQuery provides the...