<DOCUMENT>
<TYPE>EX-7
<SEQUENCE>3
<FILENAME>exhibit7.txt
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>
                                POWER OF ATTORNEY
                           FOR EXECUTING SCHEDULE 13DS


     Know all by these  presents that the  undersigned  hereby  constitutes  and
appoints Harold C. Simmons as her true and lawful attorney-in-fact to:

         (1)      execute for and on behalf of the undersigned Schedule 13Ds and
                  any  amendments  thereto  in  accordance  with the  Securities
                  Exchange Act of 1934,  as amended  (the "Act"),  and the rules
                  thereunder;

         (2)      do  and  perform any and  all acts  for  an  on  behalf of the
                  undersigned that may be necessary or desirable to complete the
                  execution of any such Schedule 13Ds and any amendments thereto
                  and  the  timely   filing  of  such  with  the  United  States
                  Securities and Exchange  Commission  and any other  authority;
                  and

         (3)      take  any other  action of  any type whatsoever  in connection
                  with   the   foregoing   that   in   the   opinion   of   such
                  attorney-in-fact,  may be of benefit to, in the best  interest
                  of,  or  legally  required  by,  the  undersigned,   it  being
                  understood    that   the    documents    executed    by   such
                  attorney-in-fact on behalf of the undersigned pursuant to this
                  power of attorney shall be in such form and shall contain such
                  terms and conditions as such  attorney-in-fact  may approve in
                  his discretion.

     The  undersigned  hereby  grants to such  attorney-in-fact  full  power and
authority  to do and perform all and every act and thing  whatsoever  requisite,
necessary  and proper to be done in the exercise of any of the rights and powers
herein  granted,  as fully to all intents and purposes as such  attorney-in-fact
might or could do if  personally  present,  with full power of  substitution  or
revocation,  hereby ratifying and confirming all that such attorney-in-fact,  or
his substitute or  substitutes,  shall lawfully do or cause to be done by virtue
of this power of attorney and the rights and powers herein granted.


     EXECUTED as of July 26, 2004.




                                       /s/ Annette C. Simmons
                                       -------------------------
                                       Annette C. Simmons


</TEXT>
</DOCUMENT>
