--- a/608toVTT/region.html	Sat Mar 02 17:10:14 2013 +1100
+++ b/608toVTT/region.html	Fri Mar 08 18:11:06 2013 +1100
@@ -334,10 +334,10 @@
 
         <ul class="brief"> 
          <li>A <a href="#webvtt-region-identifier">WebVTT region identifier</a>.</li>
-         <li>A <a href="#webvtt-region-width">WebVTT region width setting</a>.</li> <!-- width:80% -->
+         <li>A <a href="#webvtt-region-width">WebVTT region width setting</a>.</li> <!-- width:80.5% -->
          <li>A <a href="#webvtt-region-height">WebVTT region height setting</a>.</li> <!-- height:3 -->
          <li>A <a href="#webvtt-region-anchor">WebVTT region anchor setting</a>.</li> <!-- regionanchor:0%,100% -->
-         <li>A <a href="#webvtt-region-viewport-anchor">WebVTT region viewport anchor setting</a>.</li> <!-- viewportanchor:10%,90% -->
+         <li>A <a href="#webvtt-region-viewport-anchor">WebVTT region viewport anchor setting</a>.</li> <!-- viewportanchor:10.5%,90.5% -->
          <li>A <a href="#webvtt-region-scroll">WebVTT region scroll setting</a>.</li> <!-- scroll:up -->
         </ul>
 
@@ -366,6 +366,8 @@
          <li><p>The string "<code>width</code>".</p></li>
          <li><p>A U+003D EQUALS SIGN character (=).</p></li>
          <li><p>One or more <span>ASCII digits</span>.</p></li>
+         <li><p>An optional U+002E DOT character (.).</p></li>
+         <li><p>One or more <span>ASCII digits</span>.</p></li>
          <li><p>A U+0025 PERCENT SIGN character (%).</p></li>
         </ol>
         <p class ="note">The <a href="#webvtt-region-width">WebVTT region width setting</a> provides
@@ -389,9 +391,13 @@
          <li><p>The string "<code>regionanchor</code>".</p></li>
          <li><p>A U+003D EQUALS SIGN character (=).</p></li>
          <li><p>One or more <span>ASCII digits</span>.</p></li>
+         <li><p>An optional U+002E DOT character (.).</p></li>
+         <li><p>One or more <span>ASCII digits</span>.</p></li>
          <li><p>A U+0025 PERCENT SIGN character (%).</p></li>
          <li><p>A U+002C COMMA character (,).</p></li>
          <li><p>One or more <span>ASCII digits</span>.</p></li>
+         <li><p>An optional U+002E DOT character (.).</p></li>
+         <li><p>One or more <span>ASCII digits</span>.</p></li>
          <li><p>A U+0025 PERCENT SIGN character (%).</p></li>
         </ol>
         <p class ="note">The <a href="#webvtt-region-anchor">WebVTT region anchor setting</a> provides
@@ -407,9 +413,13 @@
          <li><p>The string "<code>viewportanchor</code>".</p></li>
          <li><p>A U+003D EQUALS SIGN character (=).</p></li>
          <li><p>One or more <span>ASCII digits</span>.</p></li>
+         <li><p>An optional U+002E DOT character (.).</p></li>
+         <li><p>One or more <span>ASCII digits</span>.</p></li>
          <li><p>A U+0025 PERCENT SIGN character (%).</p></li>
          <li><p>A U+002C COMMA character (,).</p></li>
          <li><p>One or more <span>ASCII digits</span>.</p></li>
+         <li><p>An optional U+002E DOT character (.).</p></li>
+         <li><p>One or more <span>ASCII digits</span>.</p></li>
          <li><p>A U+0025 PERCENT SIGN character (%).</p></li>
         </ol>
         <p class ="note">The <a href="#webvtt-region-viewport-anchor">WebVTT region viewport