<DOCUMENT>
<TYPE>EX-2
<SEQUENCE>4
<FILENAME>d53210_ex2.txt
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>

                                                                       EXHIBIT 2

                                POWER OF ATTORNEY

      KNOW ALL MEN BY THESE PRESENTS, that the undersigned hereby constitutes
and appoints KEITH PRESNELL his true and lawful attorney-in-fact and agent with
full power to sign for the undersigned and in the name, place and stead of the
undersigned, in any and all capacities, any report required to be filed with the
Securities and Exchange Commission pursuant to either Section 13 or 16 of the
Securities Exchange Act of 1934 and any successor or alternate provisions
thereto (the "Exchange Act") of securities of all entities in which the
undersigned may, from time to time, have direct or indirect ownership interests
(the "Entities"), on, without limitation, Schedule 13D, Schedule 13G, Form 3,
Form 4, Form 5 or any other such schedules or forms as may be designated by the
Securities and Exchange Commission for such purpose, and any and all amendments
thereto and any and all exhibits and other documents necessary or incidental in
connection therewith, and to file the same with the Securities and Exchange
Commission, hereby granting to said attorney-in-fact and agent full power of
substitution and revocation in the premises, and generally to do and perform
each and every act and thing which said attorney-in-fact may deem necessary or
advisable to facilitate compliance with the provisions of said sections of the
Exchange Act, and all regulations of the Securities and Exchange Commission
thereunder, as fully and to all intents and purposes as the undersigned might or
could do in person, hereby ratifying and confirming all that said
attorney-in-fact and agent, or any substitute or substitutes for him, may do or
cause to be done by virtue of these presents.

      IN WITNESS WHEREOF, the undersigned have hereunto executed this Power of
Attorney this 8th day of October, 2002.


                                     /s/ Arthur Richards Rule
                                     ---------------------------------------
                                     Arthur Richards Rule



                                     RULE FAMILY TRUST U/D/T 12/17/98


                                     By: /s/ Arthur Richards Rule
                                     ---------------------------------------
                                         Arthur Richards Rule, as trustee


</TEXT>
</DOCUMENT>
