[css2] Change program to document

--HG--
extra : convert_revision : svn%3A73dc7c4b-06e6-40f3-b4f7-9ed1dbc14bfc/trunk%401744

Author: ianbjacobs

css2/generate.src

@@ -812,7 +812,7 @@ styles, to number margin notes, and much more.
 
 <div class="html-example">
 <P>For instance, the following example illustrates how markers may be
-used to add periods after each numbered list item.  This HTML program
+used to add periods after each numbered list item.  This HTML document
 and style sheet:</p>
 
 <pre>
@@ -1072,7 +1072,7 @@ implementation-specific limits.
 <div class="html-example"><P>
 The following example illustrates how markers may
 be used to add periods after each numbered list item.
-This HTML program and style sheet:</p>
+This HTML document and style sheet:</p>
 
 <pre>
 &lt;!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"&gt;