Looks at cross-document messaging, both within a single domain and across one or more domains, using the HTML5 Messaging API.
Describes how to create editable content on the web using the document-editing application programming interface (API) in HTML5.
Describes how to perform background processing using the Web Workers API in HTML5.
Prevent page refreshes when updating parts of a page, and make navigation more efficient using the enhancements to the Session History API provided with HTML5.
Save application data such as preferences or form data in the client's browser and use it in applications, including those running offline.
Covers document structure, block and inline-level tags, floating images, controlling white space, and phrase and font markup.