/*!
 * 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);

    }

})();