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function getNavWidthandHeightInfo()
{
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    s += " ÍøÒ³¿É¼ûÇøÓò¸ß£º"+ document.body.clientHeight;
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    s += " ÍøÒ³ÕýÎÄÈ«Îĸߣº"+ document.body.scrollHeight;
    s += " ÍøÒ³±»¾íÈ¥µÄ¸ß(ff)£º"+ document.body.scrollTop;
    s += " ÍøÒ³±»¾íÈ¥µÄ¸ß(ie)£º"+ document.documentElement.scrollTop;
    s += " ÍøÒ³±»¾íÈ¥µÄ×ó£º"+ document.body.scrollLeft;
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    s += " ÍøÒ³ÕýÎIJ¿·Ö×ó£º"+ window.screenLeft;
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    s += " ÆÁÄ»·Ö±æÂÊµÄ¿í£º"+ window.screen.width;
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Àí½â JavaScript ±Õ°ü{×ªÔØ}

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±¾ÎÄ×ªÔØ×Ô£ºhttp://www.cn-cuckoo.com/2007/08/01/understand-javascript-closures-72.html
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ÈçºÎΪjavascript´úÂë±àдעÊÍÒÔÖ§³ÖÖÇÄܸÐÖª

¡¾×ª¡¿http://www.cnblogs.com/chenxizhang/archive/2009/07/12/1522058.html
ÔÚʹÓÃVisual Studio×ö¿ª·¢µÄʱºò£¬ÖÇÄܸÐÖªÊǷdz£·½±ãµÄ¡£´ÓVS2008¿ªÊ¼£¬ÌṩÁ˶ÔjavascriptµÄÖÇÄܸÐÖªÖ§³Ö¡£ÀýÈç

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JavaScript apply¡¢call·½·¨ºÍlengthÊôÐÔ

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Function.prototype.apply(thisArg,argArray);
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Javascript StringÀàµÄÊôÐÔ¼°·½·¨[ת]

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String Àà Attribute and method
anchor()              ´´½¨Ò»¸ö<a>±êÇ©µÄʵÀý£¬½«ÆänameÊôÐÔÉèÖÃΪ±»´«µÝ¸ø´Ë·½·¨µÄ×Ö·û´®
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javascript Ö® Closure

http://javascript.crockford.com/private.html
function a() {
var i = 0;
function b() {
alert(++i);
}
return b;
}
var c = a();
c();
 
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