The <OL> element represents an ordered list of items, sorted by sequence or order of importance. It is typically rendered as a numbered list.
The content of a <OL> element is a sequence of <LI> elements. For example:
<OL>
<LI>Click the Web button to open URI window.
<LI>Enter the URI number in the text field of the Open URI
window. The Web document you specified is displayed.
<ol>
<li>substep 1
<li>substep 2
</ol>
<LI>Click highlighted text to move from one link to another.
</OL>