Perhaps you might want to check out
Debra's nice coverage on the subject at her:

http://www.contextures.com/xladvfilter01.html
http://www.contextures.com/xladvfilter02.html

--
Rgds
Max
xl 97
---
GMT+8, 1° 22' N 103° 45' E
xdemechanik <atyahoo<dotcom
----

"hassan barjini" wrote:

hi
I have many problem about advance filter,
sometime answering . sometime not ??
I wonder why ?
please help me .
best