add: this.mProperties = Components.classes["@mozilla.org/hash-property-bag;1"]. createInstance(Components.interfaces.nsIWritablePropertyBag); 
context: function calAttendee() {    this.wrappedJSObject = this;}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/c384132735fca7e508def655dc686043010b66fc/calAttendee.js/buggy/calendar/base/src/calAttendee.js