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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#000000" style="font-family:Arial;font-size:10pt;color:#000000;">Running your example I get the following error message:</font></div>
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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! You can't use `macro parameter character #' in restricted horizontal mode.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">\in@ #1#2->\def \in@@ ##1#1##</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> 2##3\in@@ {\ifx \in@ ##2\in@false \else \in@tru...</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.16 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! You can't use `macro parameter character #' in restricted horizontal mode.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">\in@ #1#2->\def \in@@ ##1#1##2##</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> 3\in@@ {\ifx \in@ ##2\in@false \else \in@tru...</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.16 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! Extra \else.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">\XKV@ch@ckch@ice ...@tempa \@firstofone \fi \else </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> \ifXKV@pl \XKV@addtomacro@...</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.16 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! Package xkeyval Error: value `\def \XKV@resa {false}\@firstofone ' is not all</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">owed.</font></div>
<br />
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">See the xkeyval package documentation for explanation.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">Type H <return> for immediate help.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> ... </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.16 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! Extra \else.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">\XKV@s@tk@ys ...XKV@tfam \XKV@s@tk@ys@ {#3}}\else </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> \XKV@whilist \XKV@fams \XK...</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.16 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! Extra \fi.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">\XKV@f@r ...two \else #2\expandafter \XKV@f@r \fi </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> #1{#2}</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.16 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">Overfull \hbox (25.54724pt too wide) in paragraph at lines 25--26</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">[][] </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! You can't use `macro parameter character #' in restricted horizontal mode.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">\in@ #1#2->\def \in@@ ##1#1##</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> 2##3\in@@ {\ifx \in@ ##2\in@false \else \in@tru...</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.28 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! You can't use `macro parameter character #' in restricted horizontal mode.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">\in@ #1#2->\def \in@@ ##1#1##2##</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> 3\in@@ {\ifx \in@ ##2\in@false \else \in@tru...</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.28 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! Extra \else.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">\XKV@ch@ckch@ice ...@tempa \@firstofone \fi \else </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> \ifXKV@pl \XKV@addtomacro@...</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.28 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! Package xkeyval Error: value `\def \XKV@resa {false}\@firstofone ' is not all</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">owed.</font></div>
<br />
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">See the xkeyval package documentation for explanation.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">Type H <return> for immediate help.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> ... </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.28 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! Extra \else.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">\XKV@s@tk@ys ...XKV@tfam \XKV@s@tk@ys@ {#3}}\else </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> \XKV@whilist \XKV@fams \XK...</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.28 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! Extra \fi.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">\XKV@f@r ...two \else #2\expandafter \XKV@f@r \fi </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> #1{#2}</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.28 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">Overfull \hbox (25.54724pt too wide) in paragraph at lines 37--38</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">[][] </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! You can't use `macro parameter character #' in restricted horizontal mode.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">\in@ #1#2->\def \in@@ ##1#1##</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> 2##3\in@@ {\ifx \in@ ##2\in@false \else \in@tru...</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.39 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! You can't use `macro parameter character #' in restricted horizontal mode.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">\in@ #1#2->\def \in@@ ##1#1##2##</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> 3\in@@ {\ifx \in@ ##2\in@false \else \in@tru...</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.39 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! Extra \else.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">\XKV@ch@ckch@ice ...@tempa \@firstofone \fi \else </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> \ifXKV@pl \XKV@addtomacro@...</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.39 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! Package xkeyval Error: value `\def \XKV@resa {false}\@firstofone ' is not all</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">owed.</font></div>
<br />
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">See the xkeyval package documentation for explanation.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">Type H <return> for immediate help.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> ... </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.39 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! Extra \else.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">\XKV@s@tk@ys ...XKV@tfam \XKV@s@tk@ys@ {#3}}\else </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> \XKV@whilist \XKV@fams \XK...</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.39 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">! Extra \fi.</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">\XKV@f@r ...two \else #2\expandafter \XKV@f@r \fi </font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;"> #1{#2}</font></div>
<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">l.39 \begin{pspicture}[solidmemory](-4,-5)(7,4)</font></div>
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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#000000" style="font-family:Arial;font-size:10pt;color:#000000;">The error seems not to be fatal because I actually see some cones. However, I also see some erroneous text: </font><font face="Arial" size="+0" color="#DD0000" style="font-family:Arial;font-size:10pt;color:#DD0000;">,23falsefalse</font><font face="Arial" size="+0" color="#000000" style="font-family:Arial;font-size:10pt;color:#000000;">.</font></div>
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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#000000" style="font-family:Arial;font-size:10pt;color:#000000;">All latex packages have been recently updated, but I run miktex 2.7. Is it important to update to miktex 2.8?</font></div>
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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#000000" style="font-family:Arial;font-size:10pt;color:#000000;">Poul Riis</font></div>
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