return ((!one && !two) || (one && two && one.compare(two) == 0)); 
return ((!one && !two) || (one && two && (one.compare(two) == 0))); 
function equalDatetimes(one, two) {    return ((!one && !two) || (one && two && one.compare(two) == 0));}
5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5459/ca9241eb70b9d37b5cc4c031f828e6dcfc7e37e7/calWcapCalendarItems.js/buggy/calendar/providers/wcap/calWcapCalendarItems.js