%\typeout{!!!!!!!!!!!!!!!!!!!!!!!!!!!epub3!!!!!!!!!!!!}
\Configure{NcxDoctype}{}
\Configure{VERSION}{}
% we must remove attributes from opf namespace
\def\print:opf:scheme#1{}
\Configure{OpfScheme}{}
\Configure{OpfMetadata}{\HCode{}\:iso:date\HCode{}}
%%%%%%%%%%%%%%%%%%%%%%%
%% Configure toc nav %%
%%%%%%%%%%%%%%%%%%%%%%%
\Configure{tableofcontents}{
\a:NavMap
\resettoclevels{part,appendix,chapter,section,subsection,subsubsection}
\navsection{part}{part,appendix,chapter,section,subsection,subsubsection}
\navsection{appendix}{appendix,chapter,section,subsection,subsubsection}
\navsection{chapter}{appendix,chapter,section,subsection,subsubsection}
\navsection{section}{section,subsection,subsubsection}
\navsection{subsection}{subsection,subsubsection}
\navsection{subsubsection}{subsubsection}
%\HtmlParOff
\Configure{toTocLink}{}{}
}{\b:NavMap}{}{}{}
%%%%%%%%%%%
\Configure{NavMap}{\ifvmode\IgnorePar\fi\EndP\boolfalse{tocnoempty}\HCode{}}
%%%%%%%%%%%
\Configure{NavSection}{%
\booltrue{tocnoempty}
\HCode{
}}{\HCode{\Hnewline}}{\ }{\Tg\Tg
}
% Disable numbering of the TOC by the reading system, numbers are added by tex4ht
\Css{nav\#toc ol{list-style: none;}}
%%%% End toc nav configuration
\def\CoverMetadata#1{%
\special{t4ht+@File: #1}%
\Configure{OpfManifest}{\HCode{}}%
}
%\Configure{CoverImage}{%
% \HPage{}%
% \Configure{OpfManifest}{\HCode{}}%
%\box0=\hbox\bgroup
% \ifvmode \IgnorePar\fi \EndP%
% \HCode{\Hnewline}}
%}
% {%\ifvmode \IgnorePar\fi \EndP%
%\HCode{\Hnewline}%
%\EndHPage{}
%\egroup
%}
%\:CheckOption{mathml}
%\if:Option
\apptocmd{\a:DviMath}{\opf:add:property{mathml}}{}{}%
%\fi
\Configure{DOCTYPE}{\HCode{\Hnewline}}
\Configure{xmlns}{}{http://www.w3.org/1999/xhtml}
\Configure{xmlns}{epub}{http://www.idpf.org/2007/ops}
%\Configure{xmlns}{m}{http://www.w3.org/1998/Math/MathML}
%\Configure{HTML}{\HCode{\Hnewline}}{\HCode{\Hnewline}}
\Configure{HTML}{\HCode{\Hnewline}}{\HCode{\Hnewline}}
\Configure{@HEAD}{}
\Configure{@HEAD}{\HCode{\Hnewline}}
\Configure{@HEAD}{\HCode{\Hnewline}}
\Configure{@HEAD}{\HCode{\Hnewline}}
\Configure{EpubVersion}{3.0}
\Configure{OpfItemProperties}{properties="}{"}
% Structural elements
% Foootnote configuration for epub3
% Footnotes are printed directly after the paragraph they appeared in
% footnotebox - configure box in which footnotes are printed
% default configuration doesn't work in ibooks, don't know why
\NewConfigure{footnotebox}{2}
\Configure{footnotebox}{\HCode{\Hnewline}}
{\HCode{\Hnewline\Hnewline}}
\newbox\footnotebox
% We must create new link command, so footnote mark can link to footnote text
\LinkCommand\fnlink{aside,href,id,class="footnote" epub:type="footnote"}
\Configure{footnotemark}{\NoFonts\Link[ epub:type="noteref"]{fn\FNnum x\minipageNum}{}}{\EndLink\EndNoFonts}
\Configure{footnotetext}{\global\setbox\footnotebox=\vtop\bgroup\NoFonts%
\ifvoid\footnotebox\else\unvbox\footnotebox\fi%
\IgnorePar%
\bgroup%
\fnlink{}{fn\FNnum x\minipageNum}\Tg