CONFIRMING STATEMENT

This Statement confirms that the undersigned,
Dick L. Rottman, has authorized and designated LaRae Mortensen, Judi
Lindsay, Judy Moneypenny and Krystyn Gilbert each with full power to act
alone, to execute and file on the undersigned's behalf all Forms 3, 4, and
5 (including any amendments thereto) that the undersigned may be required
to file with the U.S. Securities and Exchange Commission as a result of the
undersigned's ownership of or transactions in securities of Valley Bancorp.
The authority of LaRae Mortensen, Judi Lindsay and Sue Garland under this
Statement shall continue until the the undersigned is no longer required to
file Forms 3, 4, and 5 with regard to his/her ownership of or transactions
in securites of Valley Bancorp, unless earlier revoked in writing.  The
undersigned acknowledges that LaRae Mortensen, Judi Lindsay, Judy
Moneypenny and Krystyn Gilbert are not assuming any of the undersigned's
responsibilities to comply with Section 16 of the Securities Exchange Act
of 1934.



Date:  06/15/2005				  Signature:  Dick L. Rottman