diff --git a/cocos/editor-support/cocosbuilder/proj.win32/libCocosBuilder.vcxproj b/cocos/editor-support/cocosbuilder/proj.win32/libCocosBuilder.vcxproj
index 2b44d72452..c6238489c7 100644
--- a/cocos/editor-support/cocosbuilder/proj.win32/libCocosBuilder.vcxproj
+++ b/cocos/editor-support/cocosbuilder/proj.win32/libCocosBuilder.vcxproj
@@ -18,13 +18,17 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
-    <PlatformToolset>v110_xp</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '10.0'">v100</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0'">v110</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0' and exists('$(MSBuildProgramFiles32)\Microsoft SDKs\Windows\v7.1A')">v110_xp</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
-    <PlatformToolset>v110_xp</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '10.0'">v100</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0'">v110</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0' and exists('$(MSBuildProgramFiles32)\Microsoft SDKs\Windows\v7.1A')">v110_xp</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
diff --git a/cocos/editor-support/cocostudio/proj.win32/libCocosStudio.vcxproj b/cocos/editor-support/cocostudio/proj.win32/libCocosStudio.vcxproj
index d52ce8d931..77de7fdb61 100644
--- a/cocos/editor-support/cocostudio/proj.win32/libCocosStudio.vcxproj
+++ b/cocos/editor-support/cocostudio/proj.win32/libCocosStudio.vcxproj
@@ -106,13 +106,17 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
-    <PlatformToolset>v110_xp</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '10.0'">v100</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0'">v110</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0' and exists('$(MSBuildProgramFiles32)\Microsoft SDKs\Windows\v7.1A')">v110_xp</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
-    <PlatformToolset>v110_xp</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '10.0'">v100</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0'">v110</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0' and exists('$(MSBuildProgramFiles32)\Microsoft SDKs\Windows\v7.1A')">v110_xp</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
diff --git a/cocos/editor-support/spine/proj.win32/libSpine.vcxproj b/cocos/editor-support/spine/proj.win32/libSpine.vcxproj
index b4fc436abf..b8bd4306b8 100644
--- a/cocos/editor-support/spine/proj.win32/libSpine.vcxproj
+++ b/cocos/editor-support/spine/proj.win32/libSpine.vcxproj
@@ -65,13 +65,17 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
-    <PlatformToolset>v110_xp</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '10.0'">v100</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0'">v110</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0' and exists('$(MSBuildProgramFiles32)\Microsoft SDKs\Windows\v7.1A')">v110_xp</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
-    <PlatformToolset>v110_xp</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '10.0'">v100</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0'">v110</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0' and exists('$(MSBuildProgramFiles32)\Microsoft SDKs\Windows\v7.1A')">v110_xp</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
diff --git a/cocos/gui/proj.win32/libGUI.vcxproj b/cocos/gui/proj.win32/libGUI.vcxproj
index 1e483d4b85..b225eaa127 100644
--- a/cocos/gui/proj.win32/libGUI.vcxproj
+++ b/cocos/gui/proj.win32/libGUI.vcxproj
@@ -67,13 +67,17 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
-    <PlatformToolset>v110_xp</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '10.0'">v100</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0'">v110</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0' and exists('$(MSBuildProgramFiles32)\Microsoft SDKs\Windows\v7.1A')">v110_xp</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
-    <PlatformToolset>v110_xp</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '10.0'">v100</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0'">v110</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0' and exists('$(MSBuildProgramFiles32)\Microsoft SDKs\Windows\v7.1A')">v110_xp</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
diff --git a/cocos/scripting/javascript/script/jsb_cocos2d.js b/cocos/scripting/javascript/script/jsb_cocos2d.js
index 684eb386d9..5689a7a51e 100644
--- a/cocos/scripting/javascript/script/jsb_cocos2d.js
+++ b/cocos/scripting/javascript/script/jsb_cocos2d.js
@@ -230,12 +230,30 @@ cc.sizeEqualToSize = function (size1, size2)
     return ((size1.width == size2.width) && (size1.height == size2.height));
 };
 
-//
-// Rect
-//
+/**
+ * create a cc.rect object
+ * @param {Number|cc.point|cc.rect} [x] a Number value as x or a cc.point object as origin or a cc.rect clone object
+ * @param {Number|cc.size} [y] x1 a Number value as y or a cc.size object as size
+ * @param {Number} [w]
+ * @param {Number} [h]
+ * @return {Object} a cc.rect object
+ */
 cc.rect = function(x,y,w,h)
 {
-    return {x:x, y:y, width:w, height:h};
+    var argLen = arguments.length;
+    if (argLen === 0)
+        return { x: 0, y: 0, width: 0, height: 0 };
+
+    if (argLen === 1)
+        return { x: x.x, y: x.y, width: x.width, height: x.height };
+
+    if (argLen === 2)
+        return { x: x.x, y: x.y, width: y.width, height: y.height };
+
+    if (argLen === 4)
+        return { x: x, y: y, width: w, height: h };
+
+    throw "unknown argument type";
 };
 cc._rect = function(x,y,w,h)
 {
diff --git a/cocos/storage/local-storage/proj.win32/libLocalStorage.vcxproj b/cocos/storage/local-storage/proj.win32/libLocalStorage.vcxproj
index d79eb7ce1c..3413ec57b0 100644
--- a/cocos/storage/local-storage/proj.win32/libLocalStorage.vcxproj
+++ b/cocos/storage/local-storage/proj.win32/libLocalStorage.vcxproj
@@ -24,13 +24,17 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
-    <PlatformToolset>v110_xp</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '10.0'">v100</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0'">v110</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0' and exists('$(MSBuildProgramFiles32)\Microsoft SDKs\Windows\v7.1A')">v110_xp</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
-    <PlatformToolset>v110_xp</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '10.0'">v100</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0'">v110</PlatformToolset>
+    <PlatformToolset Condition="'$(VisualStudioVersion)' == '11.0' and exists('$(MSBuildProgramFiles32)\Microsoft SDKs\Windows\v7.1A')">v110_xp</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>