Well I havent tried this but if you look at the source view near the top where the page directive is, you will find something like
<%
@ Page Language="VB" MasterPageFile="~/YourMasterPage.master" --- %>
Make a test page, and ry removing the MasterPageFile="~/YourMasterPage.master" and section and see what happens
ClarkNK, A.K.A. HomePage Doctor
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