updated docs for 4.18.1

docs/network/index.html

@@ -1401,7 +1401,7 @@ var options = {
             </tr>
             <tr><td id="event_zoom">zoom</td>
                 <td>Object</td>
-                <td>Fired when the user zooms in or out. The properties tell you which direction the zoom is in. The scale is a number greater than 0, which is the same that you get with network.getScale(), Passes an object with properties structured as:
+                <td>Fired when the user zooms in or out. The properties tell you which direction the zoom is in. The scale is a number greater than 0, which is the same that you get with network.getScale(). When fired by clicking the zoom in or zoom out navigation buttons, the pointer property of the object passed will be null.  Passes an object with properties structured as:
 <pre class="prettyprint lang-js">{
   direction: '+'/'-',
   scale: Number,

docs/timeline/index.html

@@ -1592,7 +1592,7 @@ timeline.off('select', onSelect);
         </ul>
       </td>
       <td>Fired after the user selects or deselects items by tapping or holding them.
-        When a use taps an already selected item, the select event is fired again.
+        When a user taps an already selected item, the select event is fired again.
         Not fired when the method <code>setSelection</code>is executed.
       </td>
     </tr>