%%
%% This is file `atbegshi-example1.tex',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% atbegshi.dtx  (with options: `example1')
%% 
%% This is a generated file.
%% 
%% Copyright (C) 2007, 2008 by Heiko Oberdiek <oberdiek@uni-freiburg.de>
%% 
%% This work may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either
%% version 1.3 of this license or (at your option) any later
%% version. The latest version of this license is in
%%    http://www.latex-project.org/lppl.txt
%% and version 1.3 or later is part of all distributions of
%% LaTeX version 2005/12/01 or later.
%% 
%% This work has the LPPL maintenance status "maintained".
%% 
%% This Current Maintainer of this work is Heiko Oberdiek.
%% 
%% This work consists of the main source file atbegshi.dtx
%% and the derived files
%%    atbegshi.sty, atbegshi.pdf, atbegshi.ins, atbegshi.drv,
%%    atbegshi-example1.tex, atbegshi-example2.tex,
%%    atbegshi-test1.tex, atbegshi-test2.tex, atbegshi-test3.tex.
%% 
\documentclass[a4paper]{article}
\usepackage{color}
\usepackage{atbegshi}
\usepackage{picture}
\AtBeginShipout{%
  \AtBeginShipoutUpperLeft{%
    \put(0.5\paperwidth,-0.5\paperheight){\circle{10}}%
  }%
}
\begin{document}
\section{Hello World}
\newpage
\AtBeginShipoutNext{%
  \AtBeginShipoutUpperLeft{%
    \color{red}%
    \put(0,-0.5\paperheight){\line(1,0){\paperwidth}}%
    \put(0.5\paperwidth, 0){\line(0,-1){\paperheight}}%
  }%
}
Only on this page we add a red cross.
\newpage
This page has the circle only.
\par
\vspace{\fill}
The next page will be discarded.
\newpage
\AtBeginShipoutNext{%
  \AtBeginShipoutDiscard
}
This page is discarded.
\newpage
The last page.
\end{document}
\endinput
%%
%% End of file `atbegshi-example1.tex'.
