add:  var itipProc = Cc["@mozilla.org/calendar/itip-processor;1"]. createInstance(Ci.calIItipProcessor);  itipProc.processItipItem(gItipItem, operationListener); 
context: function doResponse(eventStatus){    // XXX For now, just add the item to the calendar    // The spec is unclear if we must add all the items or if the    // user should get to pick which item gets added.    var cal = getTargetCalendar();    var item = gItipItem.getFirstItem();    while (item != null) {        if (eventStatus.length)            item.status = eventStatus;        cal.addItem(item, null);        item = gItipItem.getNextItem();    }}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/8395/79e6cc1011da92ae3fd9afc215d83ee3c14439b2/imip-bar.js/buggy/calendar/lightning/content/imip-bar.js