DisclosurePanel and arrows

Hello,
I've created a DisclosurePanel into my GWT project and want the arrow
to be smaller. How can I do such a thing?

Thanks in advance.

--
You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group.
To post to this group, send email to google-web-toolkit@googlegroups.com.
To unsubscribe from this group, send email to google-web-toolkit+unsubscribe@googlegroups.com.
For more options, visit this group at http://groups.google.com/group/google-web-toolkit?hl=en.