1. ж
 1.1еϢwindow֮,ֱwindowie/ie6/ie7жIEذ汾,ʹgeckoжFirefox,webkitжSafari,жOperaopera(ҲΪOpera,ŽϢwindow)
 1.2кPrototypeһ,Browser,Engine,ͼ汾Browser.Engine,ieΪBrowser.Engine.trident,ie6ΪBrowser.Engine.trident4,ie7ΪBrowser.Engine.trident5,Դ
 ԭʹж,ҪӦ޸

2.ӿʵ̳֡мչ
 1.1ʵֽӿʱ,Ҫ֮,ʹimplement,MyClass.implement(new Events)
 1.2ֱ,һImplements,var MyClass = new Class({ Implements : Events,....})

 1.1еļ̳ʹextend,MyClass = BaseClass.extend({})
 1.2еļ̳ӿʵ:MyClass = new Class({ Extends : BaseClass....});

 1.1жöչʹextend,String.extend({})
 1.2иĳimplement,String.implement({})

3.settergetter

 1.1жDOMhtmltextsetHTML/getHTML/setText/getText
 1.2ʹgetset,ͨʵ,get('html')/set('html', '...'),Դ

4.DOM滻

 1.1ʹreplaceWith,,a.replaceWith(b);
 1.2ʹreplaces,緽ʾ,ıʩܶ,b.replaces(a);


5./ 

 1.1   1.2
 Drag.Base  Drag
 Fx.Base   Fx
 Fx.Style  Fx.Tween
 Fx.Styles  Fx.Morph
 $E   $$
 $ES   $$
 XHR   Request
 Ajax   Request

6.ΪiframeڵDOM¼ǰ,Ҫiframe IFrame,ԭiframeʹnew Element,Ҫ޸ĳnew IFrame

7.1.1bindWithEventʱյeventǾmooװEvent,1.2,ǶDOMļ¼,յeventֻԭevent,˵ԭֱevent.stop(),Ҫĳnew Event(event).stop()

8.Element
 1.1аElementDOMƳʹʹremove
 1.2ʹdispose

9.ģصĴ

 1.1ʹȡʽеĳߴ缰λʱ,borderpaddingElementӰ,һԼ
 1.2Ѿ,ԼشƳ

 ӦӰElement:getPosition, getSize, getCoordinates

10.1.1չSelectors,ҪԱ޸,1.2ʹxpathѯ


11.1.1ʹsetOptionsʱ,ɾoptionsа¼,˻Լʹthis.options.onXXX,1.2Զɾ,Ҫĳ¼

