--- loncom/xml/physnet.sty	2004/01/20 16:24:59	1.35
+++ loncom/xml/physnet.sty	2004/02/02 15:07:11	1.37
@@ -122,30 +122,29 @@
    </render>
 </definetag>
 
+<definetag name="nothing">
+    <meta></meta>
+    <render><comment></comment></render>
+</definetag>
+
 
 <definetag name = "revhist" parms = "revision">
    <meta><output><revision display="Revision History">$revision</meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing /></render>
 </definetag>
 
 
 <definetag name = "/revhist">
    <meta></revision></output>
    </meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing /></render>
 </definetag>
 
 
 <definetag name = "defIdItems" parms="module">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\setcounter{bookpage}{\value{page}}
            \setlength{\headwidth}{\textwidth} 
          \lhead{\textit{ID Sheet: MISN-0-$module}}
@@ -157,7 +156,7 @@
 <definetag name = "/defIdItems">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\end{IdItems} </tex>
   </render>
 </definetag>
@@ -166,7 +165,7 @@
 <definetag name = "defContents">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\newpage\setlength{\headwidth}{\textwidth} 
            \lhead{\textit{Contents}}\rhead{}</tex>
   </render>
@@ -175,10 +174,7 @@
 
 <definetag name = "/defContents">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing /></render>
 </definetag>
 
 
@@ -203,7 +199,7 @@
 <definetag name = "smallskip">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\smallskip </tex> 
   </render>
 </definetag>
@@ -211,26 +207,20 @@
 
 <definetag name = "/smallskip">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex> 
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "inits">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex> 
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/inits">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\,</tex>
   </render>
 </definetag>
@@ -247,10 +237,7 @@
 
 <definetag name = "/OneInchAnswer">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -265,53 +252,40 @@
 
 <definetag name = "/percent">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "bigskip">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
+   <render><nothing/></render>
   </render>
 </definetag>
 
 
 <definetag name = "/bigskip">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
+   <render><nothing/></render>
   </render>
 </definetag>
 
 
 <definetag name = "Footnote">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/Footnote">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "sbox" parms="name">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\sbox{$name}{</tex>
   </render>
 </definetag>
@@ -320,7 +294,7 @@
 <definetag name = "/sbox">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>}</tex>
   </render>
 </definetag>
@@ -329,7 +303,7 @@
 <definetag name = "newsavebox" parms="name">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\newsavebox{$name}</tex>
   </render>
 </definetag>
@@ -337,52 +311,37 @@
 
 <definetag name = "/newsavebox">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 <definetag name = "footnote">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/footnote">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "footnotetext">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/footnotetext">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "indent">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\indent </tex>
   </render>
 </definetag>
@@ -390,28 +349,19 @@
 
 <definetag name = "/indent">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "hidden" parms="arg">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/hidden">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -526,7 +476,7 @@
 <definetag name = "setlength">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\setlength </tex>
   </render>
 </definetag>
@@ -534,10 +484,7 @@
 
 <definetag name = "/setlength">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -580,7 +527,7 @@
 <definetag name = "addtolength">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\addtolength </tex>
   </render>
 </definetag>
@@ -588,10 +535,7 @@
 
 <definetag name = "/addtolength">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -626,7 +570,7 @@
    <meta></author></output></meta>
    <render>
       <web><br /><br /></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -642,17 +586,14 @@
 
 <definetag name = "/IdHours">  
    <meta></output></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "Sect" parms = "module">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\newpage\setcounter{bookpage}{\value{page}} 
            \setlength{\headwidth}{\textwidth} 
           \lhead{\textit{MISN-0-$module}}
@@ -664,10 +605,7 @@
 
 <definetag name = "/Sect">
    <meta></meta>
-  <render>
-      <web></web>
-      <tex></tex>
-  </render>
+  <render><nothing/></render>
 </definetag>
 
 
@@ -696,37 +634,25 @@
 
 <definetag name = "SectContent">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/SectContent">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "SectAtr">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/SectAtr">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -741,10 +667,7 @@
 
 <definetag name = "/Abstract">
    <meta></abstract></output></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -759,10 +682,7 @@
 
 <definetag name = "/unitname">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -782,10 +702,7 @@
 
 <definetag name = "/ground">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -803,10 +720,7 @@
 
 <definetag name = "/TuSuppl">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -830,19 +744,13 @@
 
 <definetag name = "TuSupplcontent">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/TuSupplcontent">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -875,10 +783,7 @@
 
 <definetag name = "/newline">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex> 
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -902,19 +807,13 @@
 
 <definetag name = "defmodlength" parms="number">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/defmodlength">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex> 
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -938,19 +837,13 @@
 
 <definetag name = "TxtProbcontent">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/TxtProbcontent">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -970,18 +863,15 @@
 
 <definetag name = "/PrSuppl">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "PraFramecontent">  
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -989,8 +879,8 @@
 <definetag name = "/PraFramecontent">  
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -998,8 +888,8 @@
 <definetag name = "SugFramecontent">  
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1007,8 +897,8 @@
 <definetag name = "/SugFramecontent">  
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1030,8 +920,8 @@
 <definetag name = "/SuSuppl">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1039,7 +929,7 @@
 <definetag name = "NullItem">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\nointerlineskip </tex>
    </render>
 </definetag>
@@ -1048,8 +938,8 @@
 <definetag name = "/NullItem">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex> 
+      <web><nothing/></web>
+      <tex><nothing/></tex> 
    </render>
 </definetag>
 
@@ -1071,8 +961,8 @@
 <definetag name = "/AnSuppl">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1094,8 +984,8 @@
 <definetag name = "/MeSuppl">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1121,7 +1011,7 @@
 <definetag name = "raisebox" parms="arg">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\raisebox{$arg}</tex> 
    </render>
 </definetag>
@@ -1130,8 +1020,8 @@
 <definetag name = "/raisebox">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -1139,7 +1029,7 @@
 <definetag name = "raiseboxcontent">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>{</tex> 
    </render>
 </definetag>
@@ -1148,7 +1038,7 @@
 <definetag name = "/raiseboxcontent">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>}</tex>
    </render>
 </definetag>
@@ -1193,7 +1083,7 @@
 <definetag name = "newcommand" parms="content">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\newcommand{$content}</tex>
    </render>
 </definetag>
@@ -1202,8 +1092,8 @@
 <definetag name = "/newcommand">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex> 
+      <web><nothing/></web>
+      <tex><nothing/></tex> 
    </render>
 </definetag>
 
@@ -1211,7 +1101,7 @@
 <definetag name = "renewcommand">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\renewcommand </tex>
    </render>
 </definetag>
@@ -1220,8 +1110,8 @@
 <definetag name = "/renewcommand">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex> 
+      <web><nothing/></web>
+      <tex><nothing/></tex> 
    </render>
 </definetag>
 
@@ -1293,7 +1183,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -1373,7 +1263,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1381,8 +1271,8 @@
 <definetag name = "LeftFigure" parms="module,letter,number,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><p><table align=center><tr><td><img src="$figure.gif" align=left border=1></img></td><td align=left> <a name="Fig.$letter-$number">Fig. $letter-$number</a>: </web>
-      <tex>\vskip 1 mm \noindent
+      <web><p><table align=center><tr><td><allow src="$figure.gif" /><img src="$figure.gif" align=left border=1></img></td><td align=left> <a name="Fig.$letter-$number">Fig. $letter-$number</a>: </web>
+      <tex><allow src="$figure.eps" />\vskip 1 mm \noindent
            \begin{minipage}[b]{\linewidth}
            \noindent
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
@@ -1406,8 +1296,8 @@
 <definetag name = "UpFigure" parms="module,letter,number,figure">
    <meta><output><picture><$figure</picture></output></meta>
    <render>
-      <web><p><table align=center><tr><td><img src="$figure.gif" align=left border=1></img></td></tr><tr><td align=left> <a name="Fig.$letter-$number">Fig. $letter-$number</a>: </web>
-      <tex>\vskip 1 mm \noindent
+      <web><p><table align=center><tr><td><allow src="$figure.gif" /><img src="$figure.gif" align=left border=1></img></td></tr><tr><td align=left> <a name="Fig.$letter-$number">Fig. $letter-$number</a>: </web>
+      <tex><allow src="$figure.eps" />\vskip 1 mm \noindent
            \noindent
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
            \fbox{\includegraphics{$figure.eps}}
@@ -1486,8 +1376,8 @@
 <definetag name = "/TxtDefEqnStaRef">  
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1528,7 +1418,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1537,8 +1427,8 @@
    <meta><output><picture>$figure1</picture>
                  <picture>$figure2</picture></output></meta>
    <render>
-      <web><p><table align=center><tr><td><img src="$figure1.gif" align=left border=1></img></td><td><img src="$figure2.gif" align=left border=1></img></td></tr><tr><td align=center> <a name="Fig.$letter1-$number1">Fig. $letter1-$number1</a></td><td align=center> <a name="Fig.$letter2-$number2">Fig. $letter2-$number2</a></td></tr> </table></p><br /><br /></web>
-      <tex>\vskip 1 mm \noindent
+      <web><p><table align=center><tr><td><allow src="$figure1.gif" /><img src="$figure1.gif" align=left border=1></img></td><td><allow src="$figure2.gif" /><img src="$figure2.gif" align=left border=1></img></td></tr><tr><td align=center> <a name="Fig.$letter1-$number1">Fig. $letter1-$number1</a></td><td align=center> <a name="Fig.$letter2-$number2">Fig. $letter2-$number2</a></td></tr> </table></p><br /><br /></web>
+      <tex><allow src="$figure1.eps" /><allow src="$figure2.eps" />\vskip 1 mm \noindent
            \begin{minipage}[b]{\linewidth}
            \noindent
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
@@ -1555,7 +1445,7 @@
 <definetag name = "/TwoFigures">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\end{minipage}\vskip 1 mm</tex>
   </render>
 </definetag>
@@ -1592,7 +1482,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -1627,8 +1517,8 @@
 <definetag name = "/TxtSectRef">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex> 
+      <web><nothing/></web>
+      <tex><nothing/></tex> 
    </render>
 </definetag>
 
@@ -1636,8 +1526,8 @@
 <definetag name = "SummaryNewCapItems">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1645,8 +1535,8 @@
 <definetag name = "/SummaryNewCapItems">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1654,8 +1544,8 @@
 <definetag name = "SummaryItems">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1663,8 +1553,8 @@
 <definetag name = "/SummaryItems">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1672,8 +1562,8 @@
 <definetag name = "SummarySubItems">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1681,8 +1571,8 @@
 <definetag name = "/SummarySubItems">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1690,8 +1580,8 @@
 <definetag name = "SummarySubSubItems">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1699,8 +1589,8 @@
 <definetag name = "/SummarySubSubItems">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1708,7 +1598,7 @@
 <definetag name = "TsStart" parms="module,number">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\setcounter{bookpage}{\value{page}} 
            \setlength{\headwidth}{\textwidth} 
            \lhead{\textit{MISN-0-$module}}     
@@ -1721,8 +1611,8 @@
 <definetag name = "/TsStart">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1745,7 +1635,7 @@
    <meta></meta>
    <render>
       <web></h1></center></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1762,8 +1652,8 @@
 <definetag name = "/TxtProbRef">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1807,8 +1697,8 @@
 <definetag name = "UnframedFigure" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><p><center><img src="$figure.gif" align=center border=1></web>
-      <tex>\begin{center} 
+      <web><p><center><allow src="$figure.gif" /><img src="$figure.gif" align=center border=1></web>
+      <tex><allow src="$figure.eps" />\begin{center} 
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
            \scalebox{0.85}{\includegraphics{$figure}}
            \end{center}</tex>
@@ -1820,7 +1710,7 @@
    <meta></meta>
    <render>
       <web></img></center></p></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1828,8 +1718,8 @@
 <definetag name = "UnframedEpsFigure" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><p><center><img src="$figure.gif" align=center border=1></web>
-      <tex>\parbox[t]{\linewidth-2cm}{\begin{center}
+      <web><p><center><allow src="$figure.gif" /><img src="$figure.gif" align=center border=1></web>
+      <tex><allow src="$figure.eps" />\parbox[t]{\linewidth-2cm}{\begin{center}
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
            \scalebox{0.85}{\includegraphics{$figure.eps}}\end{center}}
            \newline </tex>
@@ -1841,7 +1731,7 @@
    <meta></meta>
    <render>
       <web></img></center></p></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1864,7 +1754,7 @@
    <meta></meta>
    <render>
       <web></h1></center></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1885,8 +1775,8 @@
 <definetag name = "/WorkHere">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1903,8 +1793,8 @@
 <definetag name = "/WOLine">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1912,7 +1802,7 @@
 <definetag name = "WriteOnLine">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\makebox[4 cm][b]{\hspace{1pt}\hrulefill}</tex>
   </render>
 </definetag>
@@ -1921,8 +1811,8 @@
 <definetag name = "/WriteOnLine">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1940,7 +1830,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1958,7 +1848,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1976,7 +1866,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1984,8 +1874,8 @@
 <definetag name = "TsEnd">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -1993,8 +1883,8 @@
 <definetag name = "/TsEnd">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2016,8 +1906,8 @@
 <definetag name = "/AnStart">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2025,8 +1915,8 @@
 <definetag name = "AnEnd">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2034,8 +1924,8 @@
 <definetag name = "/AnEnd">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2057,8 +1947,8 @@
 <definetag name = "/MeStart">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2066,8 +1956,8 @@
 <definetag name = "MeEnd">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2075,8 +1965,8 @@
 <definetag name = "/MeEnd">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2084,8 +1974,8 @@
 <definetag name = "IdEnd">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2093,8 +1983,8 @@
 <definetag name = "/IdEnd">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2114,8 +2004,8 @@
 <definetag name = "/IdVersEval">  
    <meta></output></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2135,8 +2025,8 @@
 <definetag name = "/TX">  
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2156,8 +2046,8 @@
 <definetag name = "/TS">  
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2177,8 +2067,8 @@
 <definetag name = "/AN">  
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>  
+      <web><nothing/></web>
+      <tex><nothing/></tex>  
   </render>
 </definetag>
 
@@ -2198,8 +2088,8 @@
 <definetag name = "/ME">  
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2216,8 +2106,8 @@
 <definetag name = "/InputSkills">
    <meta></InputSkills></output></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2235,8 +2125,8 @@
    <meta></KnowledgeSkills></output>
    </meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2253,8 +2143,8 @@
 <definetag name = "/prrqone">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2262,7 +2152,7 @@
 <definetag name = "TxStart"  parms="module">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\setcounter{bookpage}{\value{page}} 
            \setlength{\headwidth}{\textwidth} 
            \lhead{\textit{MISN-0-$module}}
@@ -2276,8 +2166,8 @@
 <definetag name = "/TxStart">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2285,8 +2175,8 @@
 <definetag name = "TxEnd">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2294,8 +2184,8 @@
 <definetag name = "/TxEnd">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2312,8 +2202,8 @@
 <definetag name = "/TxtDefEqnStaRefNew">  
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2390,7 +2280,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2408,7 +2298,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2434,8 +2324,8 @@
 <definetag name = "TxtHelpTwoa">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2443,8 +2333,8 @@
 <definetag name = "/TxtHelpTwoa">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2452,8 +2342,8 @@
 <definetag name = "TxtHelpTwob">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2461,8 +2351,8 @@
 <definetag name = "/TxtHelpTwob">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2498,7 +2388,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2572,7 +2462,7 @@
    <meta></meta>
    <render>
       <web><br /><br /></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2598,8 +2488,8 @@
 <definetag name = "TutFramecontent">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2607,8 +2497,8 @@
 <definetag name = "/TutFramecontent">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2644,8 +2534,8 @@
    <meta></RuleApplicationSkills></output>
    </meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2653,8 +2543,8 @@
 <definetag name = "TextAndUnframedFigure" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><p><table align=center><tr><td><img src="$figure.gif" align=center border=1></img></td><td></web>
-      <tex>\begin{center} 
+      <web><p><table align=center><tr><td><allow src="$figure.gif" /><img src="$figure.gif" align=center border=1></img></td><td></web>
+      <tex><allow src="$figure.eps" />\begin{center} 
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
            \includegraphics{$figure}
            \end{center}</tex>
@@ -2666,7 +2556,7 @@
    <meta></meta>
    <render>
       <web></td></tr></table></center></p></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2701,8 +2591,8 @@
 <definetag name = "/BriefAns">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2719,8 +2609,8 @@
 <definetag name = "/BriefAnsNewPage">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2738,7 +2628,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2755,8 +2645,8 @@
 <definetag name = "/ChRef">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2774,7 +2664,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2810,7 +2700,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2828,7 +2718,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -2838,9 +2728,9 @@
                  <picture>$figure2</picture>
                  <picture>$figure3</picture></output></meta>
    <render>
-      <web><p><table align=center><tr><td><img src="$figure1.gif" align=left border=1></img></td><td><img src="$figure2.gif" align=left border=1></img></td><td><img src="$figure3.gif" align=left border=1></img></td></tr><tr>
+      <web><p><table align=center><tr><td><allow src="$figure1.gif" /><img src="$figure1.gif" align=left border=1></img></td><td><allow src="$figure2.gif" /><img src="$figure2.gif" align=left border=1></img></td><td><allow src="$figure3.gif" /><img src="$figure3.gif" align=left border=1></img></td></tr><tr>
 <td align=center> <a name="Fig.$letter1-$number1">Fig. $letter1-$number1</a></td><td align=center> <a name="Fig.$letter2-$number2">Fig. $letter2-$number2</a></td><td align=center> <a name="Fig.$letter3-$number3">Fig. $letter3-$number3</a></td></tr> </table></p><br /><br /></web>
-      <tex>\vskip 1 mm \noindent    
+      <tex><allow src="$figure1.eps" /><allow src="$figure2.eps" /><allow src="$figure3.eps" />\vskip 1 mm \noindent    
            \begin{minipage}[b]{\linewidth}
            \noindent
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
@@ -2861,7 +2751,7 @@
 <definetag name = "/ThreeFigures">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\end{minipage}\vskip 1 mm </tex>
   </render>
 </definetag>
@@ -2880,8 +2770,8 @@
 <definetag name = "/TxtFigChRef">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -2898,8 +2788,8 @@
 <definetag name = "/ChRefNo">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3064,7 +2954,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3081,8 +2971,8 @@
 <definetag name = "/tryit">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
     </render>
 </definetag>
 
@@ -3100,7 +2990,7 @@
    <meta></meta>
    <render>
       <web></a></em></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3118,7 +3008,7 @@
    <meta></meta>
    <render>
       <web></a></em></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3174,8 +3064,8 @@
 <definetag name = "CaptionLeftFullFramedFigure" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><br /><br /><table align=center><tr><td align=center><img src="$figure.gif" align=left border=1></img></td><td align=left></web>
-      <tex>\vskip 1 mm \noindent
+      <web><br /><br /><table align=center><tr><td align=center><allow src="$figure.gif" /><img src="$figure.gif" align=left border=1></img></td><td align=left></web>
+      <tex><allow src="$figure.eps" />\vskip 1 mm \noindent
            \begin{minipage}[b]{\linewidth}
            \noindent
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
@@ -3200,7 +3090,7 @@
    <meta><output><picture>$figure</picture></output></meta>
    <render>
       <web><br /><br /><table align=center><tr><td align=center><img src="$figure.gif" align=left border=1 /></td><td align=left></web>
-      <tex>\begin{center}
+      <tex><allow src="$figure.eps" />\begin{center}
            \vskip 1 mm \noindent
            \begin{minipage}[b]{\linewidth}
            \noindent
@@ -3225,8 +3115,8 @@
 <definetag name = "CaptionAfterFullFramedFigure" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><br /><br /><table align=center><tr><td align=center><img src="$figure.gif" align=left border=1></img></td></tr><tr><td align=center></web>
-      <tex>\begin{center} \vskip 1 mm \noindent
+      <web><br /><br /><table align=center><tr><td align=center><allow src="$figure.gif" /><img src="$figure.gif" align=left border=1></img></td></tr><tr><td align=center></web>
+      <tex><allow src="$figure.eps" />\begin{center} \vskip 1 mm \noindent
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
            \fbox{\scalebox{0.82}{\includegraphics{$figure.eps}}}
            \settowidth{\figwidth}{\scalebox{0.82}{\fbox{\includegraphics{$figure.eps}}}}\\ 
@@ -3247,8 +3137,8 @@
 <definetag name = "CaptionAfterFigure" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><br /><br /><table align=center><tr><td align=center><img src="$figure.gif" align=left border=1></img></td></tr><tr><td align=center></web>
-      <tex>\vskip 1 mm \noindent
+      <web><br /><br /><table align=center><tr><td align=center><allow src="$figure.gif" /><img src="$figure.gif" align=left border=1></img></td></tr><tr><td align=center></web>
+      <tex><allow src="$figure.eps" />\vskip 1 mm \noindent
            \noindent
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
            \fbox{\scalebox{0.9}{\includegraphics{$figure.eps}}}
@@ -3271,7 +3161,7 @@
    <meta></meta>
    <render>
       <web><center><h1>ACKNOWLEDGMENTS</h1></center></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3279,8 +3169,8 @@
 <definetag name = "/Acknowledgments">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3300,8 +3190,8 @@
 <definetag name = "/NsfAcknowledgment">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -3321,8 +3211,8 @@
 <definetag name = "/PS">  
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -3342,8 +3232,8 @@
 <definetag name = "/AS">  
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3366,7 +3256,7 @@
    <meta></meta>
   <render>
       <web></font></h1></center></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -3398,8 +3288,8 @@
    <meta><output><picture>$figure1</picture>
                  <picture>$figure2</picture></output></meta>
    <render>
-      <web><table align=center><tr><td><img src="$figure1.gif" align=left border=1 /></td><td><img src="$figure2.gif" align=left border=1 /></td></tr><tr></web>
-      <tex>\vskip 1 mm \noindent
+      <web><table align=center><tr><td><allow src="$figure1.gif" /><img src="$figure1.gif" align=left border=1 /></td><td><allow src="$figure2.gif" /><img src="$figure2.gif" align=left border=1 /></td></tr><tr></web>
+      <tex><allow src="$figure1.eps" /><allow src="$figure2.eps" />\vskip 1 mm \noindent
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
            \begin{minipage}[b]{\linewidth}
            \noindent
@@ -3468,7 +3358,7 @@
 <definetag name = "/boundar">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\hfill \parbox[t]{\linewidth - \figwidth- 0.5 cm}{</tex>
    </render>
 </definetag>
@@ -3486,7 +3376,7 @@
 <definetag name = "/boundarone">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\hfill \parbox[t]{\numberwidth}{</tex>
    </render>
 </definetag>
@@ -3504,7 +3394,7 @@
 <definetag name = "/boundartwo">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\hfill \parbox[t]{\linewidth - \figwidth - \numberwidth - 0.5 cm}{</tex>
    </render>
 </definetag>
@@ -3513,7 +3403,7 @@
 <definetag name = "noindent">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\noindent </tex>
    </render>
 </definetag>
@@ -3522,15 +3412,15 @@
 <definetag name = "/noindent">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
 <definetag name = "nointerlineskip">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\nointerlineskip </tex>
    </render>
 </definetag>
@@ -3539,8 +3429,8 @@
 <definetag name = "/nointerlineskip">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3548,8 +3438,8 @@
 <definetag name = "newpage">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3557,8 +3447,8 @@
 <definetag name = "/newpage">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3599,8 +3489,8 @@
 <definetag name = "/OptionalResources">
    <meta></PostOptions></output></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -3618,8 +3508,8 @@
    <meta></PostOptions></output>
    </meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3636,8 +3526,8 @@
 <definetag name = "/ProblemSolvingSkills">
    <meta></ProblemSolvingSkills></output></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3645,8 +3535,8 @@
 <definetag name = "ItemFigure" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><br /><br /><table align=center><tr><td align=center><img src="$figure.gif" align=left border=1></img></td><td align=center></web>
-      <tex>\vskip 1 mm \noindent
+      <web><br /><br /><table align=center><tr><td align=center><allow src="$figure.gif" /><img src="$figure.gif" align=left border=1></img></td><td align=center></web>
+      <tex><allow src="$figure.eps" />\vskip 1 mm \noindent
            \begin{minipage}[b]{\linewidth}
            \noindent
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
@@ -3670,8 +3560,8 @@
 <definetag name = "CharacterFigure" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><br /><br /><table align=center><tr><td align=center><img src="$figure.gif" align=left border=1></img></td></tr></table><br /><br /></web>
-      <tex>\begin{center}          
+      <web><br /><br /><table align=center><tr><td align=center><allow src="$figure.gif" /><img src="$figure.gif" align=left border=1></img></td></tr></table><br /><br /></web>
+      <tex><allow src="$figure.eps" />\begin{center}          
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
            \includegraphics{$figure.eps}
            \end{center}</tex>
@@ -3682,8 +3572,8 @@
 <definetag name = "/CharacterFigure">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3693,8 +3583,8 @@
                  <picture>$figure2</picture>
                  <picture>$figure3</picture></output></meta>
    <render>
-      <web><table align=center><tr><td><img src="$figure1.gif" align=left border=1 /></td><td><img src="$figure2.gif" align=left border=1 /></td><td><img src="$figure3.gif" align=left border=1 /></td> </tr><tr></web>
-      <tex>\vskip 1 mm \noindent    
+      <web><table align=center><tr><td><allow src="$figure1.gif" /><img src="$figure1.gif" align=left border=1 /></td><td><allow src="$figure2.gif" /><img src="$figure2.gif" align=left border=1 /></td><td><allow src="$figure3.gif" /><img src="$figure3.gif" align=left border=1 /></td> </tr><tr></web>
+      <tex><allow src="$figure1.eps" /><allow src="$figure2.eps" /><allow src="$figure3.eps" />\vskip 1 mm \noindent    
            \begin{minipage}[b]{\linewidth}
            \noindent
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
@@ -3783,7 +3673,7 @@
 <definetag name = "/GlossaryList">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\end{itemize}</tex>
    </render>
 </definetag>
@@ -3810,8 +3700,8 @@
 <definetag name = "LeftUnframedEpsFigure" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><p><table align=center><tr><td><img src="$figure.gif" align=left border=1></img></td><td align=left></web>
-      <tex>\graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
+      <web><p><table align=center><tr><td><allow src="$figure.gif" /><img src="$figure.gif" align=left border=1></img></td><td align=left></web>
+      <tex><allow src="$figure.eps" />\graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
         \includegraphics{$figure}</tex>
    </render>
 </definetag>
@@ -3821,7 +3711,7 @@
    <meta></meta>
    <render>
       <web></td></tr></table></p><br /><br /></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3843,8 +3733,8 @@
 <definetag name = "/LgStart">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3852,8 +3742,8 @@
 <definetag name = "AsEnd">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3861,8 +3751,8 @@
 <definetag name = "/AsEnd">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3870,8 +3760,8 @@
 <definetag name = "PsEnd">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3879,8 +3769,8 @@
 <definetag name = "/PsEnd">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3888,8 +3778,8 @@
 <definetag name = "LgEnd">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3897,8 +3787,8 @@
 <definetag name = "/LgEnd">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3906,8 +3796,8 @@
 <definetag name = "TextAndFigure" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><br /><br /><table align=center><tr><td align=center><img src="$figure.gif" align=left border=1></img></td><td align=center></web>
-      <tex>\noindent
+      <web><br /><br /><table align=center><tr><td align=center><allow src="$figure.gif" /><img src="$figure.gif" align=left border=1></img></td><td align=center></web>
+      <tex><allow src="$figure.eps" />\noindent
            \parbox[t]{\linewidth}{         
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
            \settowidth{\figwidth}{\fbox{\scalebox{0.8}{\includegraphics{$figure.eps}}}} 
@@ -3930,8 +3820,8 @@
 <definetag name = "TableAndFigureX" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><br /><br /><table align=center><tr><td align=center><img src="$figure.gif" align=left border=1></img></td><td align=center></web>
-      <tex>\noindent
+      <web><br /><br /><table align=center><tr><td align=center><allow src="$figure.gif" /><img src="$figure.gif" align=left border=1></img></td><td align=center></web>
+      <tex><allow src="$figure.eps" />\noindent
            \parbox[t]{\linewidth}{
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}        
            \settowidth{\figwidth}{\fbox{\scalebox{0.8}{\includegraphics{$figure.eps}}}} 
@@ -3962,8 +3852,8 @@
 <definetag name = "/RequiredResources">
    <meta></RequiredResources></output></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -3980,8 +3870,8 @@
 <definetag name = "/ProjectSkills">
    <meta></ProjectSkills></output></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4025,8 +3915,8 @@
 <definetag name = "/horline">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4062,7 +3952,7 @@
    <meta></meta>
    <render>
       <web></tr></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4089,7 +3979,7 @@
    <meta></meta>
    <render>
       <web><td></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4098,7 +3988,7 @@
    <meta></meta>
    <render>
       <web></td></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4151,8 +4041,8 @@
 <definetag name = "/dotfill">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4169,8 +4059,8 @@
 <definetag name = "/number">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4178,7 +4068,7 @@
 <definetag name = "mbox">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\mbox{</tex>
    </render>
 </definetag>
@@ -4196,8 +4086,8 @@
 <definetag name = "FullFigure" parms="module,letter,number,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><p><table align=center><tr><td><img src="$figure.gif" align=left border=1></img></td></tr><tr><td align=left> <a name="Fig.$letter-$number">Fig. $letter-$number</a>: </web>
-      <tex>\vskip 1 mm 
+      <web><p><table align=center><tr><td><allow src="$figure.gif" /><img src="$figure.gif" align=left border=1></img></td></tr><tr><td align=left> <a name="Fig.$letter-$number">Fig. $letter-$number</a>: </web>
+      <tex><allow src="$figure.eps" />\vskip 1 mm 
            \noindent         
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
            \fbox{\scalebox{0.85}{\includegraphics{$figure.eps}}}
@@ -4219,8 +4109,8 @@
 <definetag name = "boldm">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4228,8 +4118,8 @@
 <definetag name = "/boldm">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4237,8 +4127,8 @@
 <definetag name = "clearpage">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4246,8 +4136,8 @@
 <definetag name = "/clearpage">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4255,7 +4145,7 @@
 <definetag name = "pagebreak" parms="arg">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\pagebreak$arg </tex>
    </render>
 </definetag>
@@ -4264,8 +4154,8 @@
 <definetag name = "/pagebreak">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4303,8 +4193,8 @@
 <definetag name = "/BlackTriangle">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4383,7 +4273,7 @@
    <meta></meta>
    <render>
       <web><br /><br /></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -4458,7 +4348,7 @@
 <definetag name = "endinput">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\endinput</tex>
   </render>
 </definetag>
@@ -4467,8 +4357,8 @@
 <definetag name = "/endinput">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -4486,7 +4376,7 @@
    <meta></meta>
    <render>
       <web><br /><br /></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -4522,7 +4412,7 @@
    <meta></meta>
    <render>
       <web><br /><br /></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -4548,8 +4438,8 @@
 <definetag name = "Analytical">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -4557,8 +4447,8 @@
 <definetag name = "/Analytical">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -4575,8 +4465,8 @@
 <definetag name = "/prrqtwo">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -4593,8 +4483,8 @@
 <definetag name = "/hfill">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -4602,8 +4492,8 @@
 <definetag name = "iTextAndFigure" parms="module,figure">
    <meta><output><picture>$figurer</picture></output></meta>
    <render>
-      <web><br /><br /><table align=center><tr><td align=center><img src="$figure.gif" align=left border=1></img></td><td align=left></web>
-      <tex>\vskip 1 mm \noindent
+      <web><br /><br /><table align=center><tr><td align=center><allow src="$figure.gif" /><img src="$figure.gif" align=left border=1></img></td><td align=left></web>
+      <tex><allow src="$figure.eps" />\vskip 1 mm \noindent
            \begin{minipage}[b]{\linewidth}
            \noindent
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
@@ -4627,8 +4517,8 @@
 <definetag name = "TextInLineFigure" parms="module,figure">
    <meta><output><picture>$figurer</picture></output></meta>
    <render>
-      <web><p></p><img src="$figure.gif" align=center border=1></web>
-      <tex>\noindent
+      <web><p></p><allow src="$figure.gif" /><img src="$figure.gif" align=center border=1></web>
+      <tex><allow src="$figure.eps" />\noindent
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
            \includegraphics{$figure}</tex>
    </render>
@@ -4639,7 +4529,7 @@
    <meta></meta>
    <render>
       <web></img></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4665,8 +4555,8 @@
 <definetag name = "TxtDescr">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4674,8 +4564,8 @@
 <definetag name = "/TxtDescr">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4701,7 +4591,7 @@
 <definetag name = "break">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\break</tex>
    </render>
 </definetag>
@@ -4710,8 +4600,8 @@
 <definetag name = "/break">
    <meta></meta>
    <render>
-      <web></web>
-      <tex></tex>
+      <web><nothing/></web>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4791,7 +4681,7 @@
 <definetag name = "WriteOnSpacedLine" parms="arg">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\makebox[$arg][b]{\hspace{1pt}\rule{0pt}{18pt}\hrulefill}</tex>
    </render>
 </definetag>
@@ -4799,17 +4689,14 @@
 
 <definetag name = "/WriteOnSpacedLine">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "web">
    <meta><output><url></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\keephidden{</tex>
    </render>
 </definetag>
@@ -4818,7 +4705,7 @@
 <definetag name = "/web">
    <meta></url></output></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>}</tex>
    </render>
 </definetag>
@@ -4828,7 +4715,7 @@
    <meta></meta>
    <render>
       <web><b><i></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4837,7 +4724,7 @@
    <meta></meta>
    <render>
       <web></i></b></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -4853,10 +4740,7 @@
 
 <definetag name = "/TxtExample">
    <meta></meta>
-  <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -4927,8 +4811,8 @@
 <definetag name = "/TableAndFigureTtable">
    <meta></meta>
    <render>
-      <web></td><td align="center"><img src="$figure.gif" border=1></img></td></tr></web>
-      <tex>} \hfill
+      <web></td><td align="center"><allow src="$figure.gif" /><img src="$figure.gif" border=1></img></td></tr></web>
+      <tex>}<allow src="$figure.eps" /> \hfill
            \framebox[\linewidth/2+1.0cm]{\scalebox{0.85}{\includegraphics{$figure.eps}}}\\ \\</tex>
   </render>
 </definetag>
@@ -4979,8 +4863,8 @@
 <definetag name = "LineWidthFixedFigure" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><p><center><img src="$figure.gif" align=center border=1></web>
-      <tex>\begin{center} 
+      <web><p><center><allow src="$figure.gif" /><img src="$figure.gif" align=center border=1></web>
+      <tex><allow src="$figure.eps" />\begin{center} 
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
            \includegraphics{$figure}
            \end{center}</tex>
@@ -4992,7 +4876,7 @@
    <meta></meta>
    <render>
       <web></img></center></p></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -5000,8 +4884,8 @@
 <definetag name = "CaptionAfterLeftFixedFigure" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><br /><br /><table align=center><tr><td align=center><img src="$figure.gif" align=left border=1></img></td><td align=left></web>
-      <tex>\vskip 1 mm \noindent
+      <web><br /><br /><table align=center><tr><td align=center><allow src="$figure.gif" /><img src="$figure.gif" align=left border=1></img></td><td align=left></web>
+      <tex><allow src="$figure.eps" />\vskip 1 mm \noindent
            \begin{minipage}[b]{\linewidth}
            \noindent
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
@@ -5025,8 +4909,8 @@
 <definetag name = "CharacterFramedFigure" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><p><center><img src="$figure.gif" align=center border=1></web>
-      <tex>\begin{center}
+      <web><p><center><allow src="$figure.gif" /><img src="$figure.gif" align=center border=1></web>
+      <tex><allow src="$figure.eps" />\begin{center}
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
            \includegraphics{$figure}
            \end{center}</tex>
@@ -5038,7 +4922,7 @@
    <meta></meta>
    <render>
       <web></img></center></p></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -5046,7 +4930,7 @@
 <definetag name = "AfterSectionAdvice">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\vspace*{0.5pc}</tex>
    </render>
 </definetag>
@@ -5054,10 +4938,7 @@
 
 <definetag name = "/AfterSectionAdvice">
    <meta></meta>
-  <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -5082,8 +4963,8 @@
 <definetag name = "CaptionAfterLeftUnframedFigure" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><br /><br /><table align=center><tr><td align=center><img src="$figure.gif" align=left border=1></img></td><td align=left></web>
-      <tex>\vskip 1 mm \noindent
+      <web><br /><br /><table align=center><tr><td align=center><allow src="$figure.gif" /><img src="$figure.gif" align=left border=1></img></td><td align=left></web>
+      <tex><allow src="$figure.eps" />\vskip 1 mm \noindent
            \begin{minipage}[b]{\linewidth}
            \noindent
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
@@ -5107,8 +4988,8 @@
 <definetag name = "CaptionAfterFullFigure" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><br /><br /><table align=center><tr><td align=center><img src="$figure.gif" align=left border=1></img></td></tr><tr><td align=center></web>
-      <tex>\vskip 1 mm \noindent
+      <web><br /><br /><table align=center><tr><td align=center><allow src="$figure.gif" /><img src="$figure.gif" align=left border=1></img></td></tr><tr><td align=center></web>
+      <tex><allow src="$figure.eps" />\vskip 1 mm \noindent
            \noindent
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
            \fbox{\scalebox{0.8}{\includegraphics{$figure.eps}}}
@@ -5140,10 +5021,7 @@
 
 <definetag name = "/ReadingsAccess">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -5206,10 +5084,7 @@
 
 <definetag name = "/LearnerLectureLg">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -5231,10 +5106,7 @@
 
 <definetag name = "/ComputerProjectGrader">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -5252,10 +5124,7 @@
 
 <definetag name = "/ComputerProjectPoints">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -5312,17 +5181,14 @@
 
 <definetag name = "/ComputerProjectExam">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "begindocument">  
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\begin{document}</tex>
    </render>
 </definetag>
@@ -5330,17 +5196,14 @@
 
 <definetag name = "/begindocument">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "enddocument">  
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\end{document}</tex>
    </render>
 </definetag>
@@ -5348,17 +5211,14 @@
 
 <definetag name = "/enddocument">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "inputfile" parms="name">  
    <meta><output><includedfile>$name</includedfile></output></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\input $name </tex>
    </render>
 </definetag>
@@ -5366,17 +5226,14 @@
 
 <definetag name = "/inputfile">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "mNumber" parms="number">  
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\setcounter{PhyModNo}{$number}</tex>
    </render>
 </definetag>
@@ -5384,46 +5241,31 @@
 
 <definetag name = "/mNumber">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "ComputerUse">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/ComputerUse">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "Project">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/Project">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -5438,45 +5280,30 @@
 
 <definetag name = "/TxtProbSectref">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "TutFrameItem">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/TutFrameItemcontent">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 <definetag name = "TutFrameItemcontent">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/TutFrameItem">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 <definetag name = "TutFrameItemtitle">
@@ -5528,7 +5355,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -5547,7 +5374,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -5566,7 +5393,7 @@
    <meta></meta>
    <render>
       <web></a></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -5587,10 +5414,7 @@
 
 <definetag name = "/LibraryBook">
    <meta></meta>
-  <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -5747,10 +5571,7 @@
 
 <definetag name = "/LibraryReadings">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -5765,46 +5586,31 @@
 
 <definetag name = "/SeeLocalGuide">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "CtEnd">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/CtEnd">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "CtStart" parms="module">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/CtStart">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -5837,10 +5643,7 @@
 
 <definetag name = "/LineFill">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -5869,19 +5672,13 @@
 
 <definetag name = "TableTable" parms="numcol">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/TableTable">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -5889,24 +5686,21 @@
    <meta></meta>
    <render>
       <web><br /><br /></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
 
 <definetag name = "/TableTabletitle">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "TableList">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\begin{itemize}</tex>
    </render>
 </definetag>
@@ -5915,7 +5709,7 @@
 <definetag name = "/TableList">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\end{itemize}</tex>
    </render>
 </definetag>
@@ -5942,7 +5736,7 @@
 <definetag name = "tabcolsep" parms="arg">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\tabcolsep=$arg </tex>
    </render>
 </definetag>
@@ -5950,46 +5744,31 @@
 
 <definetag name = "/tabcolsep">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "TcItem">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/TcItem">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "Tc">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/Tc">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -6004,10 +5783,7 @@
 
 <definetag name = "/VerticalWorkSpace">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -6023,10 +5799,7 @@
 
 <definetag name = "/include">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -6034,7 +5807,7 @@
    <meta></meta>
    <render>
       <web><h1></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -6043,7 +5816,7 @@
    <meta></meta>
    <render>
       <web></h1></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -6051,7 +5824,7 @@
 <definetag name = "enlargethispage" parms="arg">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\enlargethispage{$arg}</tex>
    </render>
 </definetag>
@@ -6059,17 +5832,14 @@
 
 <definetag name = "/enlargethispage">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "parbox" parms="align,size">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\parbox[$align]{$size}{</tex>
    </render>
 </definetag>
@@ -6078,7 +5848,7 @@
 <definetag name = "/parbox">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>}</tex>
    </render>
 </definetag>
@@ -6131,10 +5901,7 @@
 
 <definetag name = "/fl">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -6172,17 +5939,14 @@
 
 <definetag name = "/linefill">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "hspace" parms="arg">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\hspace*{$arg}</tex>
    </render>
 </definetag>
@@ -6190,10 +5954,7 @@
 
 <definetag name = "/hspace">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -6226,10 +5987,7 @@
 
 <definetag name = "/example">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -6247,8 +6005,8 @@
 <definetag name = "/ATableAndFigure">
    <meta></meta>
    <render>
-      <web></td><td><img src="$figure.gif" align=left border=1></img></td></tr></table><br /><br /></web>
-      <tex>} \hfill
+      <web></td><td><allow src="$figure.gif" /><img src="$figure.gif" align=left border=1></img></td></tr></table><br /><br /></web>
+      <tex>} <allow src="$figure.eps" />\hfill
          \framebox[\linewidth/2+1.0cm]{\includegraphics{$figure.eps}}\\ \\
          \end{minipage}
          \vskip 4 mm </tex>
@@ -6277,7 +6035,7 @@
 <definetag name = "hspacefill">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\hspace*{\fill}</tex>
    </render>
 </definetag>
@@ -6285,17 +6043,14 @@
 
 <definetag name = "/hspacefill">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "vspace" parms="arg">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\vspace*{$arg}</tex>
    </render>
 </definetag>
@@ -6303,10 +6058,7 @@
 
 <definetag name = "/vspace">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -6321,10 +6073,7 @@
 
 <definetag name = "/writein">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -6332,17 +6081,14 @@
    <meta></meta>
    <render>
       <web><center><h1>MISN-0-$module</h1></center><br /><br /></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
 
 <definetag name = "/ChapterFirstPage">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -6350,7 +6096,7 @@
    <meta></meta>
    <render>
       <web><center><h1></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -6359,7 +6105,7 @@
    <meta></meta>
    <render>
       <web></h1></center></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -6368,7 +6114,7 @@
    <meta></meta>
    <render>
       <web><center></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -6377,80 +6123,56 @@
    <meta></meta>
    <render>
       <web></center><br /><br /></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
 
 <definetag name = "ChapterFirstPageUnclear">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/ChapterFirstPageUnclear">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "ChapterFirstPageText">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/ChapterFirstPageText">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "ChapterStart">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/ChapterStart">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "ChapterEnd">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/ChapterEnd">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -6465,17 +6187,14 @@
 
 <definetag name = "/hrulefill">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "PsFig" parms="arg">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\noindent\vspace*{$arg}\newline</tex>
    </render>
 </definetag>
@@ -6483,17 +6202,14 @@
 
 <definetag name = "/PsFig">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "parindent" parms="arg">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\parindent=$arg </tex>
    </render>      
 </definetag>
@@ -6501,17 +6217,14 @@
 
 <definetag name = "/parindent">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "ph">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\MakeUppercase{</tex>
    </render>
 </definetag>
@@ -6520,7 +6233,7 @@
 <definetag name = "/ph">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>}</tex>
    </render>
 </definetag>
@@ -6564,19 +6277,13 @@
 
 <definetag name = "AsSect">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/AsSect">
    <meta></meta>
-  <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -6618,26 +6325,20 @@
 
 <definetag name = "MeGivens">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/MeGivens">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "MeGivenscontent">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>{</tex>
    </render>
 </definetag>
@@ -6646,7 +6347,7 @@
 <definetag name = "/MeGivenscontent">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>}</tex>
    </render>
 </definetag>
@@ -6672,37 +6373,25 @@
 
 <definetag name = "LgSect">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/LgSect">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "LgSectContent">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/LgSectContent">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -6726,163 +6415,109 @@
 
 <definetag name = "ProbSet">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/ProbSet">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "ProbSetcontent">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/ProbSetcontent">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "AsSectContent">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/AsSectContent">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "input" parms="file">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/input">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "document">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/document">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "Module" parms="number,name">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/Module">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "SubSectContent">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/SubSectContent">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "SubSubSectContent">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/SubSubSectContent">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "xpSubSubSectContent">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/xpSubSubSectContent">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -6908,7 +6543,7 @@
    <meta></meta>
    <render>
       <web><tr></web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -6962,7 +6597,7 @@
    <meta></meta>
    <render>
       <web><td>&#160;&#160;&#160; </web>
-      <tex></tex>
+      <tex><nothing/></tex>
    </render>
 </definetag>
 
@@ -6971,7 +6606,7 @@
    <meta></meta>
    <render>
       <web></td></web>
-      <tex></tex> 
+      <tex><nothing/></tex> 
    </render>
 </definetag>
 
@@ -7041,19 +6676,13 @@
 
 <definetag name = "/LeftTable">
    <meta></meta>
-   <render>
-      <web></td><td></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "LeftTableAdd">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -7084,28 +6713,19 @@
 
 <definetag name = "/TxtRdgs">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "SubSect">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/SubSect">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -7129,109 +6749,73 @@
 
 <definetag name = "zerodigitlist">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/zerodigitlist">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "onedigitlist">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/onedigitlist">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "twodigitlist">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/twodigitlist">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "itemize">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/itemize">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "enumerate">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/enumerate">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "AsItemcontent">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/AsItemcontent">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -7308,10 +6892,7 @@
 
 <definetag name = "/LG">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -7333,45 +6914,30 @@
 
 <definetag name = "/RD">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
  
 
 <definetag name = "SugFrameItem">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-   </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/SugFrameItem">
    <meta></meta>
-  <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 <definetag name = "SugFrameItemcontent">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/SugFrameItemcontent">
    <meta></meta>
-  <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 <definetag name = "SugFrameItemtitle">
@@ -7394,26 +6960,20 @@
 
 <definetag name = "PartEnd">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/PartEnd">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "PartStart"  parms="module">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\setcounter{bookpage}{\value{page}} 
            \setlength{\headwidth}{\textwidth} 
           \lhead{\textit{MISN-0-$module}}
@@ -7424,46 +6984,31 @@
 
 <definetag name = "/PartStart">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "wpcap" parms="number,letter,content">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/wpcap">
    <meta></meta>
-  <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "wscap" parms="number,content">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/wscap">
    <meta></meta>
-  <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -7491,28 +7036,19 @@
 
 <definetag name = "currentlhead" parms="module,number">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/currentlhead">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "SubSubSect">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -7536,10 +7072,7 @@
 
 <definetag name = "/xpSubSubSect">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -7568,45 +7101,33 @@
 
 <definetag name = "AsEqn">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/AsEqn">  
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "TxtDefDisplayEqn">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/TxtDefDisplayEqn">
    <meta></meta>
-  <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "CposTableEpsFigure" parms="module,figure">
    <meta><output><picture>$figure</picture></output></meta>
    <render>
-      <web><p><img src="$figure.gif" align=center border=1></web>
-      <tex>\parbox[t]{\linewidth-2cm}{
+      <web><p><allow src="$figure.gif" /><img src="$figure.gif" align=center border=1></web>
+      <tex><allow src="$figure.eps" />\parbox[t]{\linewidth-2cm}{
            \graphicspath{{/home/httpd/html/res/physnet/physnet/$module/}}
            \includegraphics{$figure}}
            \newline</tex>
@@ -7618,7 +7139,7 @@
    <meta></meta>
    <render>
       <web></img></p></web>
-      <tex></tex>
+      <tex><nothing/></tex>
   </render>
 </definetag>
 
@@ -7626,7 +7147,7 @@
 <definetag name = "medskip">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\medskip</tex>
   </render>
 </definetag>
@@ -7634,10 +7155,7 @@
 
 <definetag name = "/medskip">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -7652,17 +7170,14 @@
 
 <definetag name = "/solution">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "solitem">
    <meta></meta>
    <render>
-      <web></web>
+      <web><nothing/></web>
       <tex>\vskip 2 mm </tex>
   </render>
 </definetag>
@@ -7670,28 +7185,19 @@
 
 <definetag name = "/solitem">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "Ans">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
 <definetag name = "/Ans">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -7706,10 +7212,7 @@
 
 <definetag name = "/ldots">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>
 
 
@@ -7742,10 +7245,7 @@
 
 <definetag name = "/redir">
    <meta></meta>
-   <render>
-      <web></web>
-      <tex></tex>
-  </render>
+   <render><nothing/></render>
 </definetag>