diff --git a/src/base/single/html/html.js b/src/base/single/html/html.js
index 5f49ed43c..91cc3727a 100644
--- a/src/base/single/html/html.js
+++ b/src/base/single/html/html.js
@@ -19,7 +19,6 @@ BI.Html = BI.inherit(BI.Single, {
         bgap: 0,
         text: "",
         highLight: false,
-        handler: null
     },
 
     render: function () {
diff --git a/src/less/base/layer/layer.popover.less b/src/less/base/layer/layer.popover.less
index 90a1c4ff5..6d038aeb4 100644
--- a/src/less/base/layer/layer.popover.less
+++ b/src/less/base/layer/layer.popover.less
@@ -6,12 +6,7 @@
         max-height: @maxHeight;
     }
 
-    .dynamic-height-limit-layout-big {
-        min-height: 500px;
-        max-height: @maxHeight;
-    }
-
-    .dynamic-height-limit-layout-small {
+    .dynamic-height-limit-layout-big, .dynamic-height-limit-layout-default {
         min-height: 500px;
         max-height: @maxHeight;
     }