Exhibit 24


                                POWER OF ATTORNEY

     The undersigned hereby constitutes and appoints each of Kit Tsui and Greg
Pickrell, signing singly, the undersigned's attorneys-in-fact with the power of
substitution for the undersigned in any and all capacities, to sign and file any
and all forms, schedules, statements and other documents required to be filed by
the undersigned with the Securities and Exchange Commission, including but not
limited to all Forms 3, Forms 4, Forms 5, Schedules 13D, and Schedules 13G, with
respect to any shares of stock or other securities held directly or indirectly
by the undersigned. The authority of said attorneys-in-fact under this Power of
Attorney shall continue until the undersigned is no longer required to file any
such forms, schedules, statements and other documents with the Securities and
Exchange Commission, unless earlier revoked in writing. The undersigned hereby
ratifies and confirms all that said attorneys-in-fact may do or cause to be done
by virtue hereof. The undersigned hereby acknowledges that said
attorneys-in-fact are not assuming any of the undersigned's responsibilities to
comply with Section 13 or Section 16 of the Securities Exchange Act of 1934.



DATED:       2/07/07                       /s/ Mark R. Kent
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                                           Mark R. Kent