Remove dot-dash and dot-dot-dash to match css3-background border-style. Add 'blink' keyword to text-decoration shorthand and match 2.1 text about it

Author: fantasai

css3-text/Overview.src.html

@@ -2209,7 +2209,7 @@ <h4 id="text-decoration-style"><span class="secno">8.1.3</span>
           </tr>
           <tr>
             <th>Value:</th>
-            <td>solid | double | dotted | dashed | dot-dash | dot-dot-dash | wave
+            <td>solid | double | dotted | dashed | wave
             </td>
           </tr>
           <tr>
@@ -2258,7 +2258,7 @@ <h4 id="text-decoration"><span class="secno">8.1.4</span>
             <th>Value:</th>
             <td><var><a href="#text-decoration-line">&lt;text-decoration-line&gt;</a></var> ||
                 <var><a href="#text-decoration-color">&lt;text-decoration-color&gt;</a></var> ||
-                <var><a href="#text-decoration-style">&lt;text-decoration-style&gt;</a></var>
+                <var><a href="#text-decoration-style">&lt;text-decoration-style&gt;</a></var> || blink
             </td>
           </tr>
           <tr>
@@ -2296,6 +2296,12 @@ <h4 id="text-decoration"><span class="secno">8.1.4</span>
         and <code>text-decoration-style</code> values is backwards-compatible
         with CSS Levels 1 and 2.</p>
 
+      <p>If the <code>blink</code> keyword is specified the text blinks
+        (alternates between visible and invisible). Conforming user agents
+        may simply not blink the text. Note that not blinking the text is
+        one technique to satisfy
+        <a href="http://www.w3.org/TR/UAAG/guidelines.html#tech-on-off-blinking-text">checkpoint 3.3 of WAI-UAAG</a>.
+
       <div class="example">
         <p>The following example underlines unvisited links with a solid blue
         underline in CSS1 and CSS2 UAs and a navy dotted underline in CSS3 UAs.</p>