tikz/pgf is a package for drawing picture under latex.

I have add the following in `Org Format Latex Header' .
\usepackage{tikz}
\usetikzlibrary{arrows,backgrounds,decorations.pathmorphing,
calc,fit,positioning,scopes,shapes.geometric,shapes.symbols,
shapes.arrows,shapes.multipart,shapes.misc,shapes.callouts,snakes,through}

But I can not preview or export tikzpicture to html.

\begin{tikzpicture}
\draw (0,0) -- (10,0);
\end{tikzpicture}

Thanks