Improve module interactions section; editorial tweaks to intro

Author: fantasai

css3-images/Overview.html

@@ -35,12 +35,12 @@
 
    <h1>CSS Image Values and Replaced Content Module Level 3</h1>
 
-   <h2 class="no-num no-toc" id=longstatus-date>Editor's Draft 11 November
+   <h2 class="no-num no-toc" id=longstatus-date>Editor's Draft 15 November
     2011</h2>
 
    <dl>
     <dt>This Version:</dt>
-    <!--<dd><a href="http://www.w3.org/TR/2011/ED-css3-images-20111111/">http://www.w3.org/TR/2011/WD-css3-images-20111111/</a>-->
+    <!--<dd><a href="http://www.w3.org/TR/2011/ED-css3-images-20111115/">http://www.w3.org/TR/2011/WD-css3-images-20111115/</a>-->
 
     <dd><a
      href="http://dev.w3.org/csswg/css3-images/">http://dev.w3.org/csswg/css3-images/</a>
@@ -292,20 +292,31 @@ <h2 id=intro><span class=secno>1. </span> Introduction</h2>
   <p>In CSS Levels 1 and 2, image values, such as those used in the
    &lsquo;<code class=property>background-image</code>&rsquo; property, could
    only be given by a single URI value. This module introduces additional
-   notations that allow a 2D image to be given as a list of URIs denoting
-   fallbacks, as a reference to an element in the document, and as a
-   gradient.
+   ways of representing 2D images, for example as a list of URIs denoting
+   fallbacks, as a reference to an element in the document, or as a gradient.
 
   <p>This module also defines several properties for manipulating raster
    images and for sizing or positioning replaced elements such as images
-   within the box determined by the CSS layout algorithms. Finally, it
-   defines a generic sizing algorithm for images and other replaced elements
-   for referencing from other specs.
+   within the box determined by the CSS layout algorithms. It also defines in
+   a generic way CSS's sizing algorithm for images and other replaced
+   elements.
 
   <h3 id=placement><span class=secno>1.1. </span> Module Interactions</h3>
 
-  <p>This module replaces and extends the &lsquo;<a href="#ltimage"><code
-   class=css>&lt;image></code></a>&rsquo; type defined in [[!CSS3VALUES]].
+  <p>This module defines and extends the &lsquo;<a href="#ltimage"><code
+   class=css>&lt;image></code></a>&rsquo; value type defined in
+   [[!CSS3VALUE]]. Furthermore it replaces the &lsquo;<code
+   class=css>&lt;url></code>&rsquo; type in the &lsquo;<code
+   class=property>background-image</code>&rsquo; and &lsquo;<code
+   class=property>list-style-image</code>&rsquo; definitions in CSS1 and CSS2
+   and adds &lsquo;<a href="#ltimage"><code
+   class=css>&lt;image></code></a>&rsquo; as an alternative to &lsquo;<code
+   class=css>&lt;url></code>&rsquo; in the &lsquo;<code
+   class=property>content</code>&rsquo; property's value. It is presumed that
+   CSS specifications beyond CSS2.1 will use the &lsquo;<a
+   href="#ltimage"><code class=css>&lt;image></code></a>&rsquo; notation in
+   place of &lsquo;<code class=css>&lt;url></code>&rsquo; where 2D images are
+   expected. (See e.g. [[CSS3BACKGROUND]].)
 
   <h3 id=values><span class=secno>1.2. </span> Values</h3>
 

css3-images/Overview.src.html

@@ -92,14 +92,29 @@ <h2 id="intro">
 
 	<p><em>This section is not normative.</em>
 
-	<p>In CSS Levels 1 and 2, image values, such as those used in the 'background-image' property, could only be given by a single URI value. This module introduces additional notations that allow a 2D image to be given as a list of URIs denoting fallbacks, as a reference to an element in the document, and as a gradient.</p>
-
-	<p>This module also defines several properties for manipulating raster images and for sizing or positioning replaced elements such as images within the box determined by the CSS layout algorithms.  Finally, it defines a generic sizing algorithm for images and other replaced elements for referencing from other specs.</p>
+	<p>In CSS Levels 1 and 2, image values, such as those used in the
+	'background-image' property, could only be given by a single URI
+	value. This module introduces additional ways of representing 2D
+	images, for example as a list of URIs denoting fallbacks, as a
+	reference to an element in the document, or as a gradient.</p>
+
+	<p>This module also defines several properties for manipulating
+	raster images and for sizing or positioning replaced elements
+	such as images within the box determined by the CSS layout algorithms.
+	It also defines in a generic way CSS's sizing algorithm for images
+	and other replaced elements.
 
 <h3 id="placement">
 Module Interactions</h3>
 
-	<p>This module replaces and extends the ''&lt;image>'' type defined in [[!CSS3VALUES]].</p>
+	<p>This module defines and extends the ''&lt;image>'' value type
+	defined in [[!CSS3VALUE]]. Furthermore it replaces the ''&lt;url>''
+	type in the 'background-image' and 'list-style-image' definitions
+	in CSS1 and CSS2 and adds ''&lt;image>'' as an alternative to
+	''&lt;url>'' in the 'content' property's value. It is presumed that
+	CSS specifications beyond CSS2.1 will use the ''&lt;image>'' notation
+	in place of ''&lt;url>'' where 2D images are expected. (See e.g.
+	[[CSS3BACKGROUND]].)
 
 <h3 id="values">
 Values</h3>