This is identical to the default dialog except a semi-transparent
overlay layer is added as an option to make this look more modal and dim
out the page content behind it to bring the user's attention to the
dialog.

The dialog window can be moved, resized and closed with
the 'x' icon.

+This is a simple modal dialog with a semi-transparent overlay layer added
as an option to dim out the page content behind it and bring the user's
attention to the dialog. A modal dialog prevents interaction from the rest
of the page until it is dismissed.
+

+The dialog window can be moved, resized and closed with the 'x' icon.
+