作者：Admin 分类：Javascript
functioncreateXHR(){if(typeofXMLHttpRequest!='undefined'){returnnewXMLHttpRequest();}elseif(typeofActiveXObject!='...
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//跨浏览器添加事件functionaddEvent(obj,type,fn){if(obj.addEventListener){obj.addEventListener(type,fn,false);}elseif(obj.attachEvent)...