Advance Financial Bancorp



Advance Financial Bancorp                Subject: Annual Meeting of Stockholders
1015 Commerce Street
Wellsburg, West Virginia  26070          Contact: Stephen M. Gagliardi
www.advancefinancial.com                          President
                                                  (304) 737-3531

                                         Date:    December 15, 2004


                 ADVANCE FINANCIAL BANCORP STOCKHOLDERS APPROVE
                         MERGER WITH PARKVALE FINANCIAL

FOR IMMEDIATE RELEASE
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         Wellsburg,  West Virginia  (Nasdaq  SmallCap  Market "AFBC") -- Advance
Financial  Bancorp  (the  "Company"),  the  parent  holding  company  of Advance
Financial Savings Bank,  Wellsburg,  West Virginia (the "Bank"),  announced that
its 2004 Annual  Meeting of  Stockholders  was held  yesterday.  At the meeting,
stockholders approved the Agreement and Plan of Reorganization,  dated September
1, 2004, by and among Parkvale  Financial  Corporation,  Parkvale  Savings Bank,
Advance  Financial  Bancorp and Advance  Financial  Savings Bank.  The merger of
Advance  Financial  with and into  Parkvale  Financial  is  expected to close in
December 2004 or early in 2005.  The merger is  conditioned  upon the receipt of
the necessary  banking  regulatory  approvals.  Upon consummation of the merger,
each outstanding  share of Advance Financial common stock will be converted into
the right to receive  $26.00 in cash,  as  described  in the  Agreement.  At the
Meeting,  stockholders also approved the election of Kelly M. Bethel, William E.
Watson and Frank Gray Young for three-year terms and ratified the appointment of
S.R.  Snodgrass  as auditors  for the Company for the fiscal year ended June 30,
2005.