diff --git a/src/base/single/iframe/iframe.js b/src/base/single/iframe/iframe.js
index 49daf5715..7aee46064 100644
--- a/src/base/single/iframe/iframe.js
+++ b/src/base/single/iframe/iframe.js
@@ -12,11 +12,7 @@ BI.Iframe = BI.inherit(BI.Single, {
             baseCls: (conf.baseCls || "") + " bi-iframe",
             src: "",
             name: "",
-            attributes: {
-                frameborder: 0,
-                src: config.src,
-                name: config.name
-            },
+            attributes: {},
             width: "100%",
             height: "100%"
         });
@@ -30,6 +26,16 @@ BI.Iframe = BI.inherit(BI.Single, {
         });
     },
 
+    _initProps: function () {
+        BI.Iframe.superclass._initProps.apply(this, arguments);
+        var o = this.options;
+        this.options.attributes = BI.extend({
+            frameborder: 0,
+            src: o.src,
+            name: o.name
+        }, this.options.attributes);
+    },
+
     setSrc: function (src) {
         this.options.src = src;
         this.element.attr("src", src);
diff --git a/src/base/single/img/img.js b/src/base/single/img/img.js
index e54306b11..aa90aaf40 100644
--- a/src/base/single/img/img.js
+++ b/src/base/single/img/img.js
@@ -13,12 +13,20 @@ BI.Img = BI.inherit(BI.Single, {
             tagName: "img",
             baseCls: (conf.baseCls || "") + " bi-img display-block",
             src: "",
-            attributes: config.src ? {src: config.src} : {},
+            attributes: config.src ? { src: config.src } : {},
             width: "100%",
             height: "100%"
         });
     },
 
+    _initProps: function () {
+        BI.Img.superclass._initProps.apply(this, arguments);
+        var o = this.options;
+        this.options.attributes = BI.extend({
+            src: o.src
+        }, this.options.attributes);
+    },
+
     setSrc: function (src) {
         this.options.src = src;
         this.element.attr("src", src);