deletions | additions       diff --git a/draw.tex b/draw.tex  index 6eabddf..8090e13 100644  --- a/draw.tex  +++ b/draw.tex 
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\subsection{Drawing \section{Drawing  and Manipulating Elements} Diagram elements fall into four major categories: propagators, anchors, shapes, and free text. While the user cannot create an anchor from the palette, the rest of these can be added to the diagram by dragging and dropping the corresponding item from the menu on the right. The user can also quickly build diagrams using the shortcuts described in section \ref{sect:shortcuts}. 
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To deselect an element, click on the canvas.  \subsubsection{Shortcuts}\label{sect:shortcuts} \subsection{Shortcuts}\label{sect:shortcuts}  The shortcuts implemented in the web application are an attempt to provide the optimal workflow for constructing diagrams. As of revision number 450, the implemented shortcut scheme is as follows: 
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\item Zoom: scroll wheel  \end{itemize}  \subsubsection{Element \subsection{Element  Configuration}\label{sect:configuration} A summary of the valid configuration parameters for each element and style type can be found in table \ref{table:configuration}.