 contains information about one variable in the calculator.<BR> 
Standard and padded variable headers have the following format:</P> 
<P> 
<TABLE BORDER="1" CELLSPACING="0" WIDTH="92%"> 
	<TR> 
		<TH WIDTH="7%" BGCOLOR="#008800"><FONT COLOR="#FFFFFF">Offset</FONT></TH> 
		<TH WIDTH="8%" BGCOLOR="#008800"><FONT COLOR="#FFFFFF">Length</FONT></TH> 
		<TH WIDTH="85%" BGCOLOR="#008800"><FONT COLOR="#FFFFFF">Description</FONT></TH> 
	</TR> 
	<TR> 
		<TD WIDTH="7%" BGCOLOR="#FFFFFF">0</TD> 
		<TD WIDTH="8%" BGCOLO