--- a/discovery-api/Overview.src.html	Sat Aug 25 00:52:13 2012 +0300
+++ b/discovery-api/Overview.src.html	Mon Aug 27 09:51:00 2012 +0300
@@ -493,7 +493,7 @@
                <dfn id="dom-navigatornetworkserviceerror-permission_denied" title="dom-navigatornetworkserviceerror-permission_denied"><code>PERMISSION_DENIED_ERR</code></dfn> (numeric value 1)
             </dt>
             <dd>
-               The user denied the page permission to access any services.
+               The user or user agent denied the page permission to access any services.
             </dd>
             <dt>
                <dfn id="dom-navigatornetworkserviceerror-unknown_type_prefix" title="dom-navigatornetworkserviceerror-unknown_type_prefix"><code>UNKNOWN_TYPE_PREFIX_ERR</code></dfn> (numeric value 2)
@@ -795,7 +795,7 @@
       </dl>
 
           <p>
-            The <dfn id="dom-networkservice-id"><code>id</code></dfn> attribute is a unique identifier for the service. Two services provided at different times or on different objects MUST have the same <a href="#dom-networkservice-id"><code>id</code></a> value.
+            The <dfn id="dom-networkservice-id"><code>id</code></dfn> attribute is a unique identifier for the service. The same service provided at different times or on different objects MUST have the same <a href="#dom-networkservice-id"><code>id</code></a> value.
          </p>
 
          <p>
@@ -836,7 +836,7 @@
       </dl>
 
       <p>
-        The <dfn id="dom-networkservice-config"><code>online</code></dfn> attribute indicates whether the service is reporting itself as being
+        The <dfn id="dom-networkservice-online"><code>online</code></dfn> attribute indicates whether the service is reporting itself as being
         either <var>online</var>, and therefore accessible on the local network, in which case this attribute will return <code>true</code> or, <var>offline</var>, and therefore not accessible on the local network, either temporarily or permanently, in which case this attribute will return <code>false</code>. This attribute MUST default to <code>true</code>.
       </p>
 
@@ -884,7 +884,7 @@
           </tr>
           <tr>
             <td>
-              <dfn id="dom-networkservice-offserviceoffline" title="dom-NetworkService-onserviceoffline">
+              <dfn id="dom-networkservice-onserviceoffline" title="dom-NetworkService-onserviceoffline">
                 <code>onserviceoffline</code>
               </dfn>
             </td>
@@ -1111,13 +1111,20 @@
                      <a href="#networkservice"><code>NetworkService</code></a> object.
                   </li>
                   <li>
-                     If the <var>announcement type</var> equals <code>ssdp:alive</code> then Increment the <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute of the <a href="#networkservices"><code>NetworkServices</code></a>
+                     If the <var>announcement type</var> equals <code>ssdp:alive</code> then increment the <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute of the <a href="#networkservices"><code>NetworkServices</code></a>
                      object by <code>1</code> and then <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">queue a task</a>
+                      to dispatch a newly created event with the name <code>serviceavailable</code> that uses the <code>Event</code> interface, which does not bubble, is not cancellable, and has no default action, at the current
+                      <a href="#networkservice"><code>NetworkServices</code></a> object. Otherwise, decrement the <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute of the <a href="#networkservices"><code>NetworkServices</code></a>
+                     object by <code>1</code> and then  <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">queue a task</a>
+                       to dispatch a newly created event with the name <code>serviceunavailable</code> that uses the <code>Event</code> interface, which does not bubble, is not cancellable, and has no default action, at the current
+                       <a href="#networkservice"><code>NetworkServices</code></a> object.
+                  </li>
+                  <li>
+                     If the <var>announcement type</var> equals <code>ssdp:alive</code> then <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">queue a task</a>
                       to dispatch a newly created event with the name <code>serviceonline</code> that uses the <code>Event</code> interface, which does not bubble, is not cancellable, and has no default action, at the current
-                      <a href="#networkservice"><code>NetworkService</code></a> object. Otherwise, decrement the <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute of the <a href="#networkservices"><code>NetworkServices</code></a>
-                     object by <code>1</code> and then  <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">queue a task</a>
+                      <a href="#networkservice"><code>NetworkService</code></a> object. Otherwise, <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">queue a task</a>
                        to dispatch a newly created event with the name <code>serviceoffline</code> that uses the <code>Event</code> interface, which does not bubble, is not cancellable, and has no default action, at the current
-                       <a href="#networkservice"><code>NetworkService</code></a> object..
+                       <a href="#networkservice"><code>NetworkService</code></a> object.
                   </li>
                </ol>
             </li>