Added section on phantoms

lbol.tex

@@ -315,6 +315,7 @@ It is possible to combine these. For example, to write \textit{\textsc{Italic te
 
 \section{Size Variations}
 
+
 \section{Displaying Code}
 
 
@@ -326,11 +327,22 @@ It is possible to combine these. For example, to write \textit{\textsc{Italic te
 
 \section{Horizontal Space}
 
+\section{Phantoms}
+
+Sometimes you need to insert a blank space that is the width of a particular character or stretch of space. To do this, you will need to use the \texttt{phantom} command.
+
+\begin{itemize}[noitemsep]
+	\item \verb+\phantom+~ inserts an empty box with the same dimensions (horizontal as well as vertical) as the argument.
+	\item \verb+\hphantom+~ inserts an empty box that has zero height, zero depth, but the width of its argument.
+	\item \verb+\vphantom+~ inserts an empty box that has the height and depth of the argument, but zero width.
+\end{itemize}
+
+\textit{height} is the length above the baseline and \textit{depth} is the length below the baseline. A character such as ``w'' will have a height but zero depth, and ``y'' has height as well as depth.
+
 \section{Line Spacing}
 
 
-\chapter{Formatting Pages
+\chapter{Formatting Pages}
-}
 
 \chapter{List Environments}