rem: var bRet = (item instanceof Components.interfaces.calIEvent); if (!bRet && !(item instanceof Components.interfaces.calITodo)) { throw new Error("item is no calIEvent nor calITodo!"); } return bRet; 
add: return (item instanceof Components.interfaces.calIEvent); 
context: function isEvent( item ){    var bRet = (item instanceof Components.interfaces.calIEvent);    if (!bRet && !(item instanceof Components.interfaces.calITodo)) {        throw new Error("item is no calIEvent nor calITodo!");    }    return bRet;}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/c15df7d4539313b0292af0f9cc431bfe22d7f922/calWcapUtils.js/buggy/calendar/providers/wcap/calWcapUtils.js