in js/details.js [491:504]
function dateSort() {
if (sortTrack['date']) {
bugset.sort(sortDateAsc);
} else {
bugset.sort(sortDateDesc);
}
updateDefaultSortSettings('date', sortTrack['date']);
sortTrack['date'] = !sortTrack['date'];
updateCheckedState();
clearRows();
prepPage();
populateRows();
}