JavaScript Web Application summary

Widget/ HTML DOM (CORE) (local dom)	DOM, BOM, Event(Framework, UI, Widget)
	function(closure)
	DATA (core) this, prototype|singleton
Request/Response (remote server)	Ajax(XMLHttpRequest)/WebSocket
	Server

JavaScript application:

Basic: DOM, BOM, Event, Callbacks, Deferred, Widget

Advanced: Ajax, XMLHttpRequest, JSON, JSONP, WebSocket

不仅仅是JavaScript，还有Request/Response

Request/Response-------->Form Get/Post, URL GET/POST, JavaScript GET/POST

DOCUMENT, EVENT, Function

AJAX(Request/Response)