Exhibit 99.1
[Relevant Portion of May 29, 2009 Email from Keith Istre]
[E]mployees who currently have outstanding options (both vested and non-vested) will be
receiving a package Thursday, June 4th outlining an offer to exchange existing options
for new options at the closing stock price on July 2, 2009. This will be followed up with a
conference call for all option holders on Tuesday, June 9th at 10:30 a.m. central. The
purpose of the call is to explain the reason and mechanics behind the tender and answer questions.
During the call, there will be a slide presentation via the web. A hard copy of this presentation
will also be included in the option holders packet along with instructions regarding dial in,
applicable codes, etc. will be included in the packet.