diff --git a/dist/base.js b/dist/base.js
index 75630e2a23..ea4f3bd5f9 100644
--- a/dist/base.js
+++ b/dist/base.js
@@ -218,20 +218,6 @@ BI.Pane = BI.inherit(BI.Widget, {
         });
     },
 
-    _init: function () {
-        BI.Pane.superclass._init.apply(this, arguments);
-        if (this.__async) {
-            this.loading();
-        }
-    },
-
-    _render: function () {
-        BI.Pane.superclass._render.apply(this, arguments);
-        if (this.__async) {
-            this.loaded();
-        }
-    },
-
     _assertTip: function () {
         var o = this.options;
         if (!this._tipText) {
diff --git a/dist/bundle.ie.js b/dist/bundle.ie.js
index 17e0f57290..92d5257795 100644
--- a/dist/bundle.ie.js
+++ b/dist/bundle.ie.js
@@ -35304,20 +35304,6 @@ BI.Pane = BI.inherit(BI.Widget, {
         });
     },
 
-    _init: function () {
-        BI.Pane.superclass._init.apply(this, arguments);
-        if (this.__async) {
-            this.loading();
-        }
-    },
-
-    _render: function () {
-        BI.Pane.superclass._render.apply(this, arguments);
-        if (this.__async) {
-            this.loaded();
-        }
-    },
-
     _assertTip: function () {
         var o = this.options;
         if (!this._tipText) {
diff --git a/dist/bundle.js b/dist/bundle.js
index 168cfb6983..3313069e3a 100644
--- a/dist/bundle.js
+++ b/dist/bundle.js
@@ -35708,20 +35708,6 @@ BI.Pane = BI.inherit(BI.Widget, {
         });
     },
 
-    _init: function () {
-        BI.Pane.superclass._init.apply(this, arguments);
-        if (this.__async) {
-            this.loading();
-        }
-    },
-
-    _render: function () {
-        BI.Pane.superclass._render.apply(this, arguments);
-        if (this.__async) {
-            this.loaded();
-        }
-    },
-
     _assertTip: function () {
         var o = this.options;
         if (!this._tipText) {
diff --git a/dist/fineui.ie.js b/dist/fineui.ie.js
index 0436543789..4e84af9082 100644
--- a/dist/fineui.ie.js
+++ b/dist/fineui.ie.js
@@ -35549,20 +35549,6 @@ BI.Pane = BI.inherit(BI.Widget, {
         });
     },
 
-    _init: function () {
-        BI.Pane.superclass._init.apply(this, arguments);
-        if (this.__async) {
-            this.loading();
-        }
-    },
-
-    _render: function () {
-        BI.Pane.superclass._render.apply(this, arguments);
-        if (this.__async) {
-            this.loaded();
-        }
-    },
-
     _assertTip: function () {
         var o = this.options;
         if (!this._tipText) {
diff --git a/dist/fineui.js b/dist/fineui.js
index f44ec3c607..f2a14c03ad 100644
--- a/dist/fineui.js
+++ b/dist/fineui.js
@@ -35953,20 +35953,6 @@ BI.Pane = BI.inherit(BI.Widget, {
         });
     },
 
-    _init: function () {
-        BI.Pane.superclass._init.apply(this, arguments);
-        if (this.__async) {
-            this.loading();
-        }
-    },
-
-    _render: function () {
-        BI.Pane.superclass._render.apply(this, arguments);
-        if (this.__async) {
-            this.loaded();
-        }
-    },
-
     _assertTip: function () {
         var o = this.options;
         if (!this._tipText) {
diff --git a/dist/fineui_without_jquery_polyfill.js b/dist/fineui_without_jquery_polyfill.js
index f6ba432858..fde7675700 100644
--- a/dist/fineui_without_jquery_polyfill.js
+++ b/dist/fineui_without_jquery_polyfill.js
@@ -24460,20 +24460,6 @@ BI.Pane = BI.inherit(BI.Widget, {
         });
     },
 
-    _init: function () {
-        BI.Pane.superclass._init.apply(this, arguments);
-        if (this.__async) {
-            this.loading();
-        }
-    },
-
-    _render: function () {
-        BI.Pane.superclass._render.apply(this, arguments);
-        if (this.__async) {
-            this.loaded();
-        }
-    },
-
     _assertTip: function () {
         var o = this.options;
         if (!this._tipText) {
diff --git a/src/base/pane.js b/src/base/pane.js
index 325ef102ee..94089d04cd 100644
--- a/src/base/pane.js
+++ b/src/base/pane.js
@@ -17,20 +17,6 @@ BI.Pane = BI.inherit(BI.Widget, {
         });
     },
 
-    _init: function () {
-        BI.Pane.superclass._init.apply(this, arguments);
-        if (this.__async) {
-            this.loading();
-        }
-    },
-
-    _render: function () {
-        BI.Pane.superclass._render.apply(this, arguments);
-        if (this.__async) {
-            this.loaded();
-        }
-    },
-
     _assertTip: function () {
         var o = this.options;
         if (!this._tipText) {