How to make CalendarExtender show in front of ModalPopupExtender?

Question

How to make CalendarExtender, extending TextBox placed inside ModalPopupExtender, to show in front of ModalPopupExtender ?

Accepted Answer

Add this bit of javascript to your page:

```
    function calendarShown(sender, args)
    {
        sender._popupBehavior._element.style.zIndex = 10005;
    }
```

And then in the attributes for your calendar extender, add:

```
OnClientShown="calendarShown"
```

Solution