diff --git a/demo/js/features/apidoc/components/subs/apiContent/subs/docMarker.co b/demo/js/features/apidoc/components/subs/apiContent/subs/docMarker.co
index f008ece..7d214b2 100644
--- a/demo/js/features/apidoc/components/subs/apiContent/subs/docMarker.co
+++ b/demo/js/features/apidoc/components/subs/apiContent/subs/docMarker.co
@@ -13,7 +13,7 @@ export default {
     <h2 class="title">Usage</h2>
     <div class="snippet" highlight>
         <pre><code class="html">&lt;baidu-map map-options="{expression}"&gt;
-    &lt;marker point="{expression}" options="{expression}" click="{expression}"&gt;&lt;/marker&gt;    
+    &lt;marker point="{expression}" options="{expression}" loaded="{expression}" click="{expression}"&gt;&lt;/marker&gt;    
 &lt;/baidu-map&gt;</code></pre>
     </div>
     <h2 class="title">Attributes</h2>
@@ -39,6 +39,11 @@ export default {
                 Literal for constructing marker. See <a href="#!/apidoc?api=marker-options">MarkerOptions</a>
                 </td>
             </tr>
+            <tr>
+                <td>loaded</td>
+                <td><span class="label">expression</span></td>
+                <td>Expression to evaluate upon marker load event. (The object passed to this callback, <code>marker</code> for instance of <a href="http://lbsyun.baidu.com/cms/jsapi/reference/jsapi_reference.html#a3b2" target="_blank">BMap.Marker</a>)</td>
+            </tr>
             <tr>
                 <td>click</td>
                 <td><span class="label">expression</span></td>
diff --git a/demo/js/features/apidoc/components/subs/apiContent/subs/docOverlay.co b/demo/js/features/apidoc/components/subs/apiContent/subs/docOverlay.co
index 5fd63ab..2ce3ab2 100644
--- a/demo/js/features/apidoc/components/subs/apiContent/subs/docOverlay.co
+++ b/demo/js/features/apidoc/components/subs/apiContent/subs/docOverlay.co
@@ -28,13 +28,13 @@ export default {
             <tr>
                 <td>type</td>
                 <td><span class="label required">string</span></td>
-                <td><p class="line-text">What kind of overlay to be added to the map. Available options: <a href="http://api.map.baidu.com/library/Heatmap/2.0/docs/symbols/BMapLib.HeatmapOverlay.html" target="_blank">heatmap</a></p> </td>
+                <td><p class="line-text">What kind of overlay to be added to the map. Available options: <a href="http://api.map.baidu.com/library/Heatmap/2.0/docs/symbols/BMapLib.HeatmapOverlay.html" target="_blank">heatmap</a>(deprecated, use <code>&lt;heatmap /&gt;</code> instead)</p> </td>
             </tr>
             <tr>
                 <td>options</td>
                 <td><span class="label">expression</span></td>
                 <td>
-                <p class="line-text">Literal for constructing <code>overlay</code>. See <a href="http://api.map.baidu.com/library/Heatmap/2.0/docs/symbols/BMapLib.HeatmapOverlay.html" target="_blank">HeatmapOverlayOptions</a></p>
+                <p class="line-text">Literal for constructing <code>overlay</code>. See <a href="http://api.map.baidu.com/library/Heatmap/2.0/docs/symbols/BMapLib.HeatmapOverlay.html" target="_blank">HeatmapOverlayOptions</a>(deprecated, use <code>&lt;heatmap options="{expression}"/&gt;</code> instead)</p>
                 </td>
             </tr>
         </tbody>