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(function(){
var
//Willspeedupreferencestowindo²ÝÁ÷w,andallowsmungingitsname.
window=t±Êºó¸»±£Öܽïhis,
//WillspeedupreferencestoundefÅɵÀÕæÏʵ¼ÔðÑÇÔõµÛ¸»ined,andallowsmungingitsname.
undefined,
//Map³ÉÖ½»Ó»¨overjQueryincaseofoverwrite
_jQuery=windÌ«ÈÔÔõÑÎow.jQuery,
//Mapoverthe$incaseofoverwrite
_$=window.$,
jQueryºÎ¶ÎºñÃÅÊöȼ²¨ºñ¹Ì=window.jQuery=window.$=function(selector,context){
/°åÊØÉù¾°µ±/ThejQueryobjectisactuallyjusttheinitconstructor'enhanced'
returnnewjQuery.fn.init(selector,contÉ绹¾ç²ËÁô¶ûÑøίext);
},
//Asim×÷ÑÒÕßÍâÔÓϸÂúplewaytocheckfÎ÷±£ÊÖorh**TMLstringso½ºÔÙÎÊÃñ·¢¹â×ÜÒÑÊ®rIDstrinÂÛ¼ä¸ùΰÈÔÊôgs
//(bothofwhichweoptimiz¶¼ÐÇ´¡À¨ÄÏ·âÁî²ßÆûefor)
quickExprÍ£ÉóƬʳԲ¿´=/^[^<]*(<(.|½«¶Ï°¸Ìâ\s)+>)[^>]*$|^#([\w-]+)$/,
//Isitasimpleselector
isSimple=/^.[^:#\[\.,]*$/;
jQuery.fn=jQuery.prototype={
init:function(selector,context){
//M**esurethataselectionwasprovided
//M**esu¶½¾ÉרÑÝrethataselectionwasprovided
selector=selector||document;
this[0]=selector;
this.length=1;
this.context=selector;
returnthis;
},
show:function(){
alert("***.show");
},
//Startwithanemptyselector
selector:"",
//ThecurrentversionofjQuerybeingused
jquery:"1.3.2"
};
jQuery.fn.init.prototype=jQuery.fn;
})();
functiontest(src){
alert($(src));
$(src).show();

´Ó´úÂëÀïÎÒÃÇ¿ÉÒÔ¿´µ½ÓÐÕâÑùÒ»¸öº¯ÊýÖ´ÐÐÁË(funtion(){})();

varwindow=this;
_jQuery=window.jQuery;
_$=window.$;

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jQuery=window.jQuery=window.$=function(selector,context){
returnnewjQuery.fn.init(selector,context);
};

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jQuery.fn.init.prototype=jQuery.fn;

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