中间件编程

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JavaScript

ext-base-end.js：源码内容

							/*!
 * Ext JS Library 3.0.0
 * Copyright(c) 2006-2009 Ext JS, LLC
 * licensing@extjs.com
 * http://www.extjs.com/license
 */
	
	if(Ext.isIE) {
        function fnCleanUp() {
            var p = Function.prototype;
            delete p.createSequence;
            delete p.defer;
            delete p.createDelegate;
            delete p.createCallback;
            delete p.createInterceptor;
            window.detachEvent("onunload", fnCleanUp);
        }
        window.attachEvent("onunload", fnCleanUp);
    }
})();

						