Try to clarify breakpoint between content edge and content

Author: fantasai

css3-page/Overview.html

@@ -87,14 +87,14 @@
 
     <h1>CSS Paged Media Module Level 3</h1>
 
-    <h2 class="no-num no-toc" id=w3c-working>Editor's Draft 29 April 2009</h2>
+    <h2 class="no-num no-toc" id=w3c-working>Editor's Draft 30 April 2009</h2>
 
     <dl>
      <dt>This version:
 
      <dd><a
       href="http://dev.w3.org/csswg/css3-page/">http://dev.w3.org/csswg/css3-page/</a></dd>
-     <!-- <dd><a href="http://www.w3.org/TR/2009/ED-css3-page-20090429">http://www.w3.org/TR/2009/WD-css3-page-20090429</a></dd> -->
+     <!-- <dd><a href="http://www.w3.org/TR/2009/ED-css3-page-20090430">http://www.w3.org/TR/2009/WD-css3-page-20090430</a></dd> -->
 
      <dt>Latest version:
 
@@ -179,7 +179,7 @@ <h2 class="no-num no-toc" id=status>Status of this Document</h2>
    <!--end-status-->
    <p>This document contains the <abbr title="Cascading Style
     Sheets">CSS3</abbr> Paged Media Module W3C Last Call <a
-    href="/2005/10/Process-20051014/tr.html#RecsWD">Working Draft</a> of 29
+    href="/2005/10/Process-20051014/tr.html#RecsWD">Working Draft</a> of 30
     April 2009. The Last Call period ends on <span class=fudge>TBD</span>.</p>
 
    <p>Relative to the previous Last Call Working Draft, this version
@@ -2833,10 +2833,10 @@ <h3 id=allowed-pg-brk><span class=secno>9.4 </span>Allowed page breaks</h3>
 
      <li id=brk-btw-lines>Between line boxes inside a block box.
 
-     <li id=brk-end-block>Between the bottom content edge of a block box and
-      the end of its child content (bottom margin edge of the last
-      block-level child or bottom edge of the last line box) <em>if</em> the
-      distance between them is positive.
+     <li id=brk-end-block>Between the content edge of a block box and the
+      outer edges of its child content (margin edges of block-level children
+      or line box edges for inline-level children) <em>if</em> there is a
+      (non-zero) gap between them.
     </ol>
 
     <p>These breaks are subject to the following rules:</p>

css3-page/Overview.src.html

@@ -2015,10 +2015,10 @@ <h3 id="allowed-pg-brk">Allowed page breaks</h3>
 When an unforced page break occurs here, both the adjoining 'margin-top' and
 'margin-bottom' are set to zero.</li>
 <li id="brk-btw-lines">Between line boxes inside a block box.</li>
-<li id="brk-end-block">Between the bottom content edge of a block box and
-the end of its child content (bottom margin edge of the last block-level child
-or bottom edge of the last line box) <em>if</em> the distance between them is
-positive.
+<li id="brk-end-block">Between the content edge of a block box and the outer
+edges of its child content (margin edges of block-level children or line box
+edges for inline-level children) <em>if</em> there is a (non-zero) gap between
+them.
 </ol>
 
 <p>These breaks are subject to the following rules:</p>