sdk/ide/product/org.eclipse.wst.jsdt.core/libraries/
system.js
browserWindow.js (Window等)
xhr.js (XMLHttpRequest)
dom5.js (getElementById等)
sdk/ide/webapp-eplugin/org.tizen.web.project/widlprocxml_tizen/tizen.widlprocxml
Web IDL（Interface Definition Language，接口定义语言）
http://www.w3.org/TR/WebIDL/