zkoss/zk — pull request #40 by yuki-takei (2013-07-05 15:34:35+00:00)
Title: Add sclass to messagebox

Purpose
======

This update enables to specify some sclass to Messagebox's window.
This allows us to change style of each Messageboxes.

as follows:

```java
Messagebox.show(
"Do you want to return without saving?",
"Confirmation",
[Messagebox.Button.OK, Messagebox.Button.ABORT, Messagebox.Button.CANCEL],
["Save and Return", "Abort and Return", "Cancel"],
null,
null,
null,
[sclass: "myMessagebox"]
);
```