src/common/js/winjs/js/ui.js
function (date1, date2) {
                return date1.getHours() === date2.getHours() &&
                    date1.getMinutes() === date2.getMinutes();
            }
function (date1, date2) {
                return date1.getHours() === date2.getHours() &&
                    date1.getMinutes() === date2.getMinutes();
            }
function ( date1 , date2 ) { return date1 . getHours ( ) === date2 . getHours ( ) && date1 . getMinutes ( ) === date2 . getMinutes ( ) ; }
date1 and date2 must be Date objects with their date portions set to the sentinel date.
date1 and date2 must be Date objects with their date portions set to the sentinel date .