timepicker的学习<后面日期大于前面日期>：http://trentrichardson.com/examples/timepicker/

$('#example16_start').datetimepicker({
onClose: function(dateText, inst) {
var endDateTextBox = $('#example16_end');
if (endDateTextBox.val() != '') {
var testStartDate = new Date(dateText);
var testEndDate = new Date(endDateTextBox.val());
if (testStartDate > testEndDate)
endDateTextBox.val(dateText);
}
else {
endDateTextBox.val(dateText);
}
},
onSelect: function (selectedDateTime){
var start = $(this).datetimepicker('getDate');
$('#example16_end').datetimepicker('option', 'minDate', new Date(start.getTime()));
}
});
$('#example16_end').datetimepicker({
onClose: function(dateText, inst) {
var startDateTextBox = $('#example16_start');
if (startDateTextBox.val() != '') {
var testStartDate = new Date(startDateTextBox.val());
var testEndDate = new Date(dateText);
if (testStartDate > testEndDate)
startDateTextBox.val(dateText);
}
else {
startDateTextBox.val(dateText);
}
},
onSelect: function (selectedDateTime){
var end = $(this).datetimepicker('getDate');
$('#example16_start').datetimepicker('option', 'maxDate', new Date(end.getTime()) );
}
});