tm">4.4 Guide Constraints and Guidelines</A><BR>
&nbsp;&nbsp;&nbsp;&nbsp;<A HREF="#Ruler_9.htm">4.5 Other Mouse Constraints</A><BR>
&nbsp;&nbsp;&nbsp;&nbsp;<A HREF="#Ruler_a.htm">4.6 Esoteric Messages</A><BR>
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<H2 CLASS="sectionTitle">
<A HREF="#index.htm">Ruler Object Library</A>: 1 
Ruler Features</H2>
<P>
Rulers are a &quot;must have&quot; feature for drawing programs or any geode concerned with layout-intensive tasks. By 