mdframed 0.3b (1may10)

git-svn-id: svn://tug.org/texlive/trunk@18071 c570f23f-e606-0410-a88d-b1316a301751

4 files changed, 228 insertions, 104 deletions

diff --git a/Master/texmf-dist/doc/latex/mdframed/README b/Master/texmf-dist/doc/latex/mdframed/README
index 94dd6a525b9..0132110165a 100644
--- a/Master/texmf-dist/doc/latex/mdframed/README
+++ b/Master/texmf-dist/doc/latex/mdframed/README
@@ -5,6 +5,11 @@ environment mdframed which automatically deals with page breaks.
 Author's name: Marco Daniel
 License type: lppl
 
+changes in version 0.3b:
+- fixes some bugs -- thanks to Dr. Dietrich Grau
+- added new options: ntheorem
+
+
 changes in version 0.3a:
-- Added new options: leftmargin and rightmargin
-- fixes some Bugs
+- added new options: leftmargin and rightmargin
+- fixes some bugs
diff --git a/Master/texmf-dist/doc/latex/mdframed/mdframed-doc.pdf b/Master/texmf-dist/doc/latex/mdframed/mdframed-doc.pdf
index 2ef66b56905..dfdf6ec2816 100644
--- a/Master/texmf-dist/doc/latex/mdframed/mdframed-doc.pdf
+++ b/Master/texmf-dist/doc/latex/mdframed/mdframed-doc.pdf
diff --git a/Master/texmf-dist/doc/latex/mdframed/mdframed-doc.tex b/Master/texmf-dist/doc/latex/mdframed/mdframed-doc.tex
index 0adc00e3b63..2540d6fac31 100644
--- a/Master/texmf-dist/doc/latex/mdframed/mdframed-doc.tex
+++ b/Master/texmf-dist/doc/latex/mdframed/mdframed-doc.tex
@@ -1,5 +1,5 @@
 %% Documentation of the package mdframed.sty
-\def\mdversion{version 0.3a}
+\def\mdversion{version 0.3b}
 \documentclass[american,11pt]{article}
 \usepackage{geometry}
 \geometry{left=3cm,right=3cm,top=2cm,bottom=2cm}
@@ -18,6 +18,10 @@
     }{%
     \usepackage[scaled]{libertine}
 }
+  \newcommand{\origttfamily}{}% sollte noch nicht definiert sein!
+      \let\origttfamily=\ttfamily % alte Definition von \ttfamily sichern
+      \renewcommand{\ttfamily}{\origttfamily \hyphenchar\font=`\-}
+    
 \usepackage{xcolor}
 \usepackage[babel]{microtype}
 \usepackage{array,tabularx}
@@ -152,10 +156,10 @@ Load the package as usual:
   \usepackage[<GLOBAL OPTIONS>]{mdframed}
 \end{mdexample}
 
-The package defines only one environment with the following syntax
+The package defines only one environment with the following syntax:
 \begin{mdexample}
-  \begin{mdframed}[< LOCAL OPTIONS >]
-     < CONTENT >
+  \begin{mdframed}[<LOCAL OPTIONS>]
+     <CONTENT>
   \end{mdframed}
 \end{mdexample}
 
@@ -172,7 +176,7 @@ The following options are only global options.
                                & default=\mdsetting{0pt} \\
   \mdoption{skipbelow}=<LENGTH>& Sets an additional skip below the frame.
                                & default=\mdsetting{0pt} \\
-  \mdoption{xcolor}=<VALUE(S)>& By setting this key the package \mdpack{xcolor} will
+  \mdoption{xcolor}=<VALUE(S)>& By setting this key, the package \mdpack{xcolor} will
                                 be loaded with the given value(s). Without any value \mbox{\mdname} loads
                                 the package \mdpack{color} without any options.
                                & default=\mdsetting{none} \\
@@ -186,7 +190,7 @@ The following options are only global options.
 
 \clearpage
 \subsection{Global and Local Options}
-The listed options below allows to set global and local. 
+The options listed below can be set globally or locally.
 \begin{center}
 \renewcommand{\arraystretch}{1.5}
 \begin{tabularx}{\linewidth}{@{}lXl@{}}
@@ -212,9 +216,9 @@ The listed options below allows to set global and local.
                                  The basic unit of the length is pt. So it is possible to set
                                  length to 6 which is equal to 6pt.
                                & default=\mdsetting{20pt} \\
-  \mdoption{ntheorem}=<boolean>& Befor setting this key you have to load the package \mdpack{ntheorem}. 
-                                With this option you set the values \mdcommand{theorempreskipamount}
-                                and \mdcommand{theorempostskipamount} to 0pt.
+  \mdoption{ntheorem}=<BOOLEAN>& Before setting this key, you have to load the package \mdpack{ntheorem}. 
+                                 With this option you set the values \mdcommand{theorempreskipamount}
+                                 and \mdcommand{theorempostskipamount} to 0pt.
                                & default=\mdsetting{false} \\
 \end{tabularx}
 \end{center}
@@ -268,7 +272,7 @@ The listed options below allows to set global and local.
    \end{itemize}
  \end{lemma}
  \end{document}\end{mdexample}
-
+\clearpage
 \section{Known Problems}
  In this section I will collect known problems. In case you encouter any further problems, please
  drop me an email, \href{mailto:marco.daniel@mada-nada.de}{marco.daniel@mada-nada.de}.
@@ -277,7 +281,18 @@ The listed options below allows to set global and local.
 
 \begin{enumerate}
  \item So far it is not possible to extend a frame to more than two pages
- \item So far there is no implementation for choosing different styles of the frame. But I am workind on that.
+ \item So far there is no implementation for choosing different styles of the frame but I am working on that.
 \end{enumerate}
 
+\section{Acknowledgement}
+Thanks for the bug reports and suggestions
+
+\textsf{Dick Nickalls;\quad Dr. Dietrich Grau;\quad Piazza Luca;\quad}
+\medskip
+
+\noindent Thanks for proofreading 
+
+\textsf{Nahid Shajari}
+
+
 \end{document}
diff --git a/Master/texmf-dist/tex/latex/mdframed/mdframed.sty b/Master/texmf-dist/tex/latex/mdframed/mdframed.sty
index 84b1ed38ca2..d9d0bae8f0d 100644
--- a/Master/texmf-dist/tex/latex/mdframed/mdframed.sty
+++ b/Master/texmf-dist/tex/latex/mdframed/mdframed.sty
@@ -36,7 +36,7 @@
 \def\mdframedpackagename{mdframed}
 \def\md@PackageWarning#1{\PackageWarning{\mdframedpackagename}{#1}}
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mdframed}[2010/04/23 v0.3a: mdframed]
+\ProvidesPackage{mdframed}[2010/04/30 v0.3b: mdframed]
 
 %%==================================================%%
 %%=============== Benoetigte Pakete ================%%
@@ -130,6 +130,9 @@
  }
 }
 
+
+
+
 %%%Laengentests
 %%\mdf@linewidth
 \begingroup
@@ -169,20 +172,73 @@
 
 
 %%==================================================%%
-%%==Deklaration diverser Eingabe und Hilfsparameter=%%
-%%==================================================%%
+%%========Sicherstellen der key-value-Syntax========%%
+%%================ HIER DIE LOKALEN ================%%
+%%==================================================%%
+\define@key{mdfl}{linewidth}[\mdf@linewidth]{%
+\def\@tempa{#1}
+\md@iflength{\@tempa}%
+         {\global\edef\mdfl@linewidth{\the\md@templength}}%
+         {\global\edef\mdfl@linewidth{\the\md@templength}}
+\let\mdf@linewidth\mdfl@linewidth
+}
 
-\newskip\md@framed@margin      \md@framed@margin\mdf@margin               %% Abstand |Links<INHALTE>Rechts|
-\newskip\md@framed@linewidth   \md@framed@linewidth\mdf@linewidth         %% Dicke der Linie
+\define@key{mdfl}{rightmargin}[\mdf@rightmargin]{%
+\def\@tempa{#1}
+\md@iflength{\@tempa}%
+         {\global\edef\mdfl@rightmargin{\the\md@templength}}%
+         {\global\edef\mdfl@rightmargin{\the\md@templength}}
+\let\mdf@rightmargin\mdfl@rightmargin
+}
 
-\newskip\md@framed@leftmargin      \md@framed@leftmargin\mdf@leftmargin   %% Laenge des Linken Abstandes |<->|TEXT...
-\newskip\md@framed@rightmargin     \md@framed@rightmargin\mdf@rightmargin %% Laenge des Linken Abstandes ...TEXT|<->|
+\define@key{mdfl}{leftmargin}[\mdf@leftmargin]{%
+\def\@tempa{#1}
+\md@iflength{\@tempa}%
+         {\global\edef\mdfl@leftmargin{\the\md@templength}}%
+         {\global\edef\mdfl@leftmargin{\the\md@templength}}
+\let\mdf@leftmargin\mdfl@leftmargin
+}
+
+\define@key{mdfl}{margin}[\mdf@margin]{%
+\def\@tempa{#1}
+\md@iflength{\@tempa}%
+         {\global\edef\mdfl@margin{\the\md@templength}}%
+         {\global\edef\mdfl@margin{\the\md@templength}}
+\let\mdf@margin\mdfl@margin
+}
 
+\define@key{mdfl}{backgroundcolor}[\mdf@backgroundcolor]{%
+\def\@tempa{#1}
+\let\mdf@backgroundcolor\@tempa\relax
+}
+
+\define@key{mdfl}{linecolor}[\mdf@linecolor]{%
+\def\@tempa{#1}
+\let\mdf@linecolor\@tempa\relax
+}
+
+\define@key{mdfl}{fontcolor}[\mdf@fontcolor]{%
+\def\@tempa{#1}
+\let\mdf@fontcolor\@tempa\relax
+}
+
+\define@key{mdfl}{defaultunit}[\mdf@defaultunit]{%
+\def\@tempa{#1}
+\let\mdf@defaultunit\@tempa\relax
+}
+
+\define@key{mdfl}{ntheorem}[false]{%
+      \def\@tempa{#1}
+      \def\md@true{true}
+      \ifx\@tempa\md@true\relax
+        \mdf@ntheoremtrue%
+      \fi
+}
 
-\newskip\md@outsidemargin      \md@outsidemargin\mdf@leftmargin           %% Hilfslaenge -- Speicherung des gesamt
-                                                                          %% vorgebenen left-right-margin
-                               \advance\md@outsidemargin\mdf@rightmargin
 
+%%==================================================%%
+%%==Deklaration diverser Eingabe und Hilfsparameter=%%
+%%==================================================%%
 
 \newcommand\mdframedabovespace[1]{\def\md@space@above@frame{#1}}
 \mdframedabovespace{\baselineskip}                 %% Abstand vor der Frame-Umgebung
@@ -198,29 +254,29 @@
 \newif\ifmd@box@empty      \md@box@emptyfalse      %% Ifabfrage, die prueft, ob der Inhalt einer Box leer ist
                                                    %% default - ist nicht leer
 
-\def\md@@linecolor{\color{\mdf@linecolor}}         %% Abkuerzungskommando Linienfarbe
-
-\def\md@@fontcolor{\color{\mdf@fontcolor}}         %% Abkuerzungskommando Schriftfarbe         
-
-\def\md@@backgroundcolor{\color{\mdf@backgroundcolor}}%% Abkuerzungskommando Hintergrundfarbe
-
 
 %%==================================================%%
 %%===Globale Umgebung -- noch keine Modifikation ===%%
 %%==================================================%%
 
 \newenvironment{mdframed}[1][]% default-Umgebung
-  {\setkeys{mdf}{#1}%
-   \addvspace{\mdf@skipabove}%
-   \ifmdf@ntheorem
-      \ifdefined\theorempreskipamount
-         \theorempreskipamount0pt
-         \theorempostskipamount0pt
-      \else
+  {\trivlist\item\relax\endtrivlist%
+   \vskip -2\topsep%
+   \vskip -2\parskip%
+   \vskip -2\partopsep%
+   \vskip -2\lineskip%
+   \vspace*{\mdf@skipabove}%
+   \setkeys{mdfl}{#1}%
+   \ifmdf@ntheorem%
+      \ifdefined\theorempreskipamount%
+         \theorempreskipamount0pt%
+         \theorempostskipamount0pt%
+      \else%
          {\md@PackageWarning{You haven not loaded ntheorem yet}}%
       \fi%  
    \fi%
-   \mdframed@global@env}%
+   \mdframed@global@env%
+   }%
   {\endmdframed@global@env\addvspace{\mdf@skipbelow}}
 
 
@@ -239,10 +295,10 @@
 %%================= Breite der BOX =================%%
 %%==================================================%%
 \def\md@margin@equation{%                               %% Berechnung der moeglichen Breite fuer den Rahmeninhalt
-       \advance\hsize by - \md@framed@margin            %% hsize minus Randvorgabe
-       \advance\hsize by -2\md@framed@linewidth         %% hsize minus Linienbreite
-       \advance\hsize by - \mdf@leftmargin              %% hsize minus gewuenschten linken Abstand
-       \advance\hsize by - \mdf@rightmargin             %% hsize minus gewuenschten linken Abstand
+       \advance\hsize by - \mdf@margin%            %% hsize minus Randvorgabe
+       \advance\hsize by - \mdf@linewidth%         %% hsize minus Linienbreite
+       \advance\hsize by - \mdf@leftmargin%              %% hsize minus gewuenschten linken Abstand
+       \advance\hsize by - \mdf@rightmargin%             %% hsize minus gewuenschten linken Abstand
        \advance\hsize by - \width\md@arrayparboxrestore}%% Beruecksichtigung das Auszaehlung bzw. list-Umgebung enthalten
 
 %%==================================================%%
@@ -253,7 +309,7 @@
 \def\md@sizeofframe{\begingroup
  \setbox\z@\vbox{%
      \vskip-5in \hbox{\hskip-5in 
-     \fboxsep2\baselineskip\fboxrule\md@framed@linewidth\fbox%
+     \fboxsep2\baselineskip\fboxrule\mdf@linewidth\fbox%
      {\hbox{\vrule \@height 4.7in \@depth.3in \@width 5in}}}%
    \vskip\z@skip}%
    \global\md@temp@frame@hsize\wd\z@ \global\md@temp@frame@vsize\ht\z@
@@ -263,9 +319,12 @@
 %%==================================================%%
 %%============Start der globalen Umgebung===========%%
 %%==================================================%%
-\def\mdframed@global@env{\par
- %Bestimmung zusatzlichen Freiraumes gemaess Vorgabe des Rahmens
- \let\width\md@temp@frame@hsize \let\height\md@temp@frame@vsize
+
+\let\md@hsize\hsize
+\def\mdframed@global@env{\par%
+% %Bestimmung zusatzlichen Freiraumes gemaess Vorgabe des Rahmens
+ \let\width\md@temp@frame@hsize
+ \let\height\md@temp@frame@vsize
  % Einfuegen von Strafpunkten und Abstaenden 
  \begingroup
    \skip@\lastskip
@@ -303,28 +362,40 @@
     \vskip-\skip@ \penalty 1800 \vskip\skip@
   \fi
  \addvspace{\topsep}%
- \endgroup
+ \endgroup%
  % clear out pending page break
  \nobreak \vskip 2\baselineskip \vskip\height     %%%\@M=10000
  \penalty9999 \vskip -2\baselineskip \vskip-\height  
  \penalty9999 % updates \pagetotal
-   \md@adjheight
- \setbox\@tempboxa\vbox\bgroup
-   \begingroup                %%% zweites begingroup noetig, dass fontcolor gesetzt werden kann
-   \md@@fontcolor     %%% Setzen der Schriftfarbe
-   \md@margin@equation
-   \textwidth\hsize \columnwidth\hsize
+%%%%SIEHE LATEX.ltx -- ersten Absatz ignorieren
+\def\@doendpe{\@endpetrue
+     \def\par{\@restorepar\par\@endpefalse}\everypar
+               {{\setbox\z@\lastbox}\everypar{}\@endpefalse}} 
+%%%%%%%%%%%%%%%%%%%%%%%%%%%
+ \md@adjheight%
+       \advance\hsize by - \mdf@margin%            %% hsize minus Randvorgabe links
+       \advance\hsize by - \mdf@margin%            %% hsize minus Randvorgabe rechts
+       \advance\hsize by - \mdf@linewidth%         %% hsize minus Linienbreite links
+       \advance\hsize by - \mdf@linewidth%         %% hsize minus Linienbreite rechts
+       \advance\hsize by - \mdf@leftmargin%              %% hsize minus gewuenschten linken Abstand
+       \advance\hsize by - \mdf@rightmargin%             %% hsize minus gewuenschten linken Abstand
+       \advance\hsize by - \width\md@arrayparboxrestore%% Beruecksichtigung das Auszaehlung bzw. list-Umgebung enthalten
+ \setbox\@tempboxa\vbox\bgroup\@doendpe%
+   \begingroup%                %%% zweites begingroup noetig, dass fontcolor gesetzt werden kann
+   \color{\mdf@fontcolor}%     %%% Setzen der Schriftfarbe
+%   \md@margin@equation%
+   \textwidth\hsize \columnwidth\hsize%
 }
 
-\def\endmdframed@global@env{\par
+\def\endmdframed@global@env{\par%
      \kern\z@                         %%%\z@=0
-     \hrule\@width\hsize\@height\z@   
+     \hrule\@width\md@hsize\@height\z@%   
      \penalty-100 % put depth into height
-     \endgroup
- \egroup
- \begingroup 
-  \md@put@frame
- \endgroup
+    \endgroup%
+ \egroup%
+ \begingroup% 
+  \md@put@frame%
+ \endgroup%
 }
 
 
@@ -368,10 +439,10 @@
      \expandafter%%% ????
 %     \endgroup
      \ifdim\dimen@>\ht\@tempboxa                  %%% Pruefe, ob Box noch auf Seite passt
-        \ifmd@content@split                       %%% Pruefe ob \@tempboxa gesplittet wurde
-           \md@putbox@second                      %%% Wurde gesplittet- nehme zweiten Teil der Umrandung
-         \else                                    %%%
-           \md@putbox@single                      %%% Box wurde nicht gesplitter - einfacher Rahmen
+        \ifmd@content@split%                       %%% Pruefe ob \@tempboxa gesplittet wurde
+           \md@putbox@second%                      %%% Wurde gesplittet- nehme zweiten Teil der Umrandung
+         \else%                                    %%%
+           \md@putbox@single%                      %%% Box wurde nicht gesplitter - einfacher Rahmen
         \fi%
         \md@afterframe                            %%% siehe Anweisung
      \else  %%%Box muss gesplittet werden
@@ -440,12 +511,12 @@
               \else % Bekommt Material fuer das Abspalten am Kopf (Got material split off at the head)
                   \egroup %%%Moegliches egroup
                   \md@resto@set
-                  \ifvoid\@tempboxa                   %%% prueft, ob die \tempbox@ (abgesplitteter unterer Teil) leer ist.
+                  \ifvoid\@tempboxa%                   %%% prueft, ob die \tempbox@ (abgesplitteter unterer Teil) leer ist.
                         \setbox\@tempboxa\box\tw@
                         \ifmd@box@empty
-                            \md@putbox@single %
-                        \else
-                            \md@putbox@second %
+                            \md@putbox@single%
+                        \else%
+                            \md@putbox@second%
                         \fi
                         \md@afterframe
                   \else %    Es ist wirklich gesplittet mit oberen Teil in \tw@ und unteren Teil in \tempboxa@
@@ -481,36 +552,47 @@
         \rlap{\color{\mdf@backgroundcolor}%
                \setlength{\fp@putboxa@length@md}{\ht\@tempboxa}%
                \addtolength{\fp@putboxa@length@md}{\baselineskip}%
-               \addtolength{\fp@putboxa@length@md}{\md@framed@linewidth}%
-               \rule[-0.5\baselineskip]{\md@textwidth-\md@outsidemargin}{\fp@putboxa@length@md}%
+               \addtolength{\fp@putboxa@length@md}{\mdf@linewidth}%
+               \rule[-0.5\baselineskip]%
+                     {\md@textwidth-\mdf@leftmargin-\mdf@rightmargin-\mdf@linewidth-\mdf@linewidth}%
+                     {\fp@putboxa@length@md}%
               }%
 }%
  
 \def\md@frame@leftandbottomline@single{%
                         \setlength{\fp@putboxa@length@md}{\ht\@tempboxa}%
                         \addtolength{\fp@putboxa@length@md}{0.5\baselineskip}%
-                        \rlap{\md@@linecolor\vrule width \md@framed@linewidth height \fp@putboxa@length@md depth 0.5\baselineskip}%
-                        \rlap{\md@@linecolor\rule[-0.5\baselineskip-\md@framed@linewidth]{\md@textwidth-\md@outsidemargin}{\md@framed@linewidth}%
+                        \rlap{\color{\mdf@linecolor}\vrule width \mdf@linewidth%
+                                                           height \fp@putboxa@length@md%
+                                                           depth 0.5\baselineskip}%
+                        \rlap{\color{\mdf@linecolor}\rule[-0.5\baselineskip-\mdf@linewidth]%
+                                                   {\md@textwidth-\mdf@leftmargin-\mdf@rightmargin}{\mdf@linewidth}%
                        }%
 }%
 
 \def\md@frame@topandrightline@single{%
-              \llap{\md@@linecolor\vrule width \md@framed@linewidth height \fp@putboxa@length@md depth 0.5\baselineskip}%
-              \llap{\md@@linecolor\rule[\fp@putboxa@length@md]{\md@textwidth-\md@outsidemargin}{\md@framed@linewidth}}%
+              \llap{\color{\mdf@linecolor}\vrule width \mdf@linewidth%
+                                                 height \fp@putboxa@length@md%
+                                                 depth 0.5\baselineskip}%
+              \llap{\color{\mdf@linecolor}\rule[\fp@putboxa@length@md]%
+                                               {\md@textwidth-\mdf@leftmargin-\mdf@rightmargin}{\mdf@linewidth}}%
 }%
 
 
 \def\md@putbox@single{%%%%% Ausgabe der ungesplitteten Gesamtbox
   \ifvoid\@tempboxa
   \else
-      \centerline{%
-        \null\hspace*{\md@framed@leftmargin}%
-        \md@frame@background@single%
+      \leftline{%
+        \null\hspace*{\mdf@leftmargin}%
         \md@frame@leftandbottomline@single%
-         \hfill{\box\@tempboxa}\hfill%
-          \md@frame@topandrightline@single%
-        \hspace*{\mdf@rightmargin}\null%
-       }%
+        \hspace*{\mdf@linewidth}%
+        \md@frame@background@single%
+        \hspace*{\mdf@margin}%
+        {\box\@tempboxa}%
+        \hspace*{\mdf@margin}%
+        \hspace*{\mdf@linewidth}%
+        \md@frame@topandrightline@single%
+        }%
   \fi
 }
 
@@ -520,35 +602,46 @@
 \def\md@frame@background@first{%
         \rlap{\color{\mdf@backgroundcolor}%
                \setlength{\fp@putboxa@length@md}{\ht\tw@}%
-               \addtolength{\fp@putboxa@length@md}{0.5\baselineskip}%
-               \addtolength{\fp@putboxa@length@md}{-\md@framed@linewidth}%
-               \rule{\md@textwidth-\md@outsidemargin}{\fp@putboxa@length@md}%
+               \addtolength{\fp@putboxa@length@md}{1.4\baselineskip}%
+               \addtolength{\fp@putboxa@length@md}{-\mdf@linewidth}%
+               \rule[-0.4\baselineskip]{\md@textwidth-\mdf@leftmargin-\mdf@rightmargin-\mdf@linewidth-\mdf@linewidth}%
+                     {\fp@putboxa@length@md}%
               }%
 }%
  
 \def\md@frame@topandleftline@first{%
                \setlength{\fp@putboxa@length@md}{\ht\tw@}%
-               \addtolength{\fp@putboxa@length@md}{0.5\baselineskip}%
-               \rlap{\md@@linecolor \vrule width \md@framed@linewidth height \fp@putboxa@length@md%
-                    \rule[\fp@putboxa@length@md-\md@framed@linewidth]{\hsize-\md@framed@linewidth-\md@outsidemargin}{\md@framed@linewidth}%
+               \addtolength{\fp@putboxa@length@md}{\baselineskip}%
+               \rlap{\color{\mdf@linecolor} \vrule width \mdf@linewidth%
+                                                   height \fp@putboxa@length@md%
+                                                   depth  0.4\baselineskip%
+                    }%
+               \rlap{\color{\mdf@linecolor}\rule[\fp@putboxa@length@md-\mdf@linewidth]{\md@textwidth-\mdf@leftmargin-\mdf@rightmargin}%
+                                                {\mdf@linewidth}%
                }%
 }%
 
 \def\md@frame@rightline@first{%
-           \llap{\md@@linecolor \vrule width \md@framed@linewidth height \fp@putboxa@length@md}%
+           \llap{\color{\mdf@linecolor}\vrule width \mdf@linewidth%
+                                              height \fp@putboxa@length@md%
+                                              depth  0.4\baselineskip%
+                 }%
 }%
 
 
 
 \def\md@putbox@first{%%%% Ausgabe der Teilbox 1
-     \centerline{%
-          \null\hspace*{\mdf@leftmargin}%
-           \md@frame@background@first%
+      \leftline{%
+           \null\hspace*{\mdf@leftmargin}%
            \md@frame@topandleftline@first%
-           \hfill{\box\tw@}\hfill%
+           \hspace*{\mdf@linewidth}%
+           \md@frame@background@first%
+           \hspace*{\mdf@margin}%
+           {\box\tw@}%
+           \hspace*{\mdf@margin}%
+           \hspace*{\mdf@linewidth}%
            \md@frame@rightline@first%
-           \null\hspace*{\mdf@rightmargin}\null%
-            }%
+             }%
 }
 
 %%=second=%%
@@ -557,34 +650,45 @@
         \rlap{\color{\mdf@backgroundcolor}%
                \setlength{\fp@putboxa@length@md}{\ht\@tempboxa}%
                \addtolength{\fp@putboxa@length@md}{0.7\baselineskip}%
-               \rule[-0.5\baselineskip]{\md@textwidth-\md@outsidemargin}{\fp@putboxa@length@md}%
+               \rule[-0.5\baselineskip]{\md@textwidth-\mdf@leftmargin-\mdf@rightmargin-\mdf@linewidth-\mdf@linewidth}%
+                                       {\fp@putboxa@length@md}%
                }%
 }%
  
 \def\md@frame@leftandbottomline@second{%
              \setlength{\fp@putboxa@length@md}{\ht\@tempboxa}%
              \addtolength{\fp@putboxa@length@md}{0.2\baselineskip}% %Linienueberschuss auf zweiter Seite -- derzeit 0pt
-             \rlap{\md@@linecolor \vrule width \md@framed@linewidth height \fp@putboxa@length@md depth 0.5\baselineskip}%
-             \rlap{\md@@linecolor \rule[-0.5\baselineskip-\md@framed@linewidth]{\md@textwidth-\md@outsidemargin}{\md@framed@linewidth}}%
+             \rlap{\color{\mdf@linecolor}\vrule width \mdf@linewidth%
+                                                 height \fp@putboxa@length@md%
+                                                 depth 0.5\baselineskip%
+                  }%
+             \rlap{\color{\mdf@linecolor}\rule[-0.5\baselineskip-\mdf@linewidth]%
+                                               {\md@textwidth-\mdf@leftmargin-\mdf@rightmargin}%
+                                               {\mdf@linewidth}}%
 }%
 
 \def\md@frame@rightline@second{%
-              \llap{\md@@linecolor\vrule width \md@framed@linewidth height \fp@putboxa@length@md depth 0.5\baselineskip}%
+              \llap{\color{\mdf@linecolor}\vrule width \mdf@linewidth%
+                                                 height \fp@putboxa@length@md%
+                                                 depth 0.5\baselineskip}%
 }%                                
 
 \def\md@putbox@second{%%%%% Ausgabe der Teilbox 2
-  \ifvoid\@tempboxa
+  \ifvoid\@tempboxa%
   \else
-      \centerline{%
+      \leftline{%
          \null\hspace*{\mdf@leftmargin}%
-         \md@frame@background@second%
          \md@frame@leftandbottomline@second%
-         \hfill{\box\@tempboxa}\hfill%
+         \hspace*{\mdf@linewidth}%
+         \md@frame@background@second%
+         \hspace*{\mdf@margin}%
+         {\box\@tempboxa}%
+         \hspace*{\mdf@margin}%
+         \hspace*{\mdf@linewidth}%
          \md@frame@rightline@second%
-         \hspace*{\mdf@rightmargin}\null%
         }%
-  \fi
-}
+  \fi%
+}%