diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..5fe65f0
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,174 @@
+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+
+# User-specific files
+*.suo
+*.user
+*.sln.docstates
+
+# Build results
+
+[Dd]ebug/
+[Rr]elease/
+x64/
+build/
+app.publish/
+[Bb]in/
+[Oo]bj/
+
+# Enable "build/" folder in the NuGet Packages folder since NuGet packages use it for MSBuild targets
+!packages/*/build/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+*_i.c
+*_p.c
+*.ilk
+*.meta
+*.obj
+*.pch
+*.pdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.log
+*.scc
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opensdf
+*.sdf
+*.cachefile
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# NCrunch
+*.ncrunch*
+.*crunch*.local.xml
+
+# Installshield output folder
+[Ee]xpress/
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.Publish.xml
+*.pubxml
+
+# NuGet Packages Directory
+## TODO: If you have NuGet Package Restore enabled, uncomment the next line
+#packages/
+
+# Windows Azure Build Output
+csx
+*.build.csdef
+
+# Windows Store app package directory
+AppPackages/
+
+# Others
+sql/
+*.Cache
+ClientBin/
+[Ss]tyle[Cc]op.*
+~$*
+*~
+*.dbmdl
+*.[Pp]ublish.xml
+#*.pfx
+*.publishsettings
+*.bak
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file to a newer
+# Visual Studio version. Backup files are not needed, because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+
+# SQL Server files
+App_Data/*.mdf
+App_Data/*.ldf
+
+# =========================
+# Windows detritus
+# =========================
+
+# Windows image file caches
+Thumbs.db
+ehthumbs.db
+
+# Folder config file
+Desktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Mac crap
+.DS_Store
+
+# =========================
+#  specifics
+# =========================
+
+App_Data/
+glob:*.user
+*.patch
+*.hg
+build/
+_build/
+/buildazure
+/buildtasks
+/artifacts
+*.sln.cache
+log.xml
+profiling/
+*.orig
+*.itrace.csdef
+*.build.csdef
+src/TestResults/*
\ No newline at end of file
diff --git a/ActiveXObject/ActiveXObject.csproj b/ActiveXObject/ActiveXObject.csproj
index 74a17dd..37e10b3 100644
--- a/ActiveXObject/ActiveXObject.csproj
+++ b/ActiveXObject/ActiveXObject.csproj
@@ -20,6 +20,7 @@
     <DefineConstants>DEBUG;TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <RegisterForComInterop>true</RegisterForComInterop>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugType>pdbonly</DebugType>
@@ -28,6 +29,7 @@
     <DefineConstants>TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <RegisterForComInterop>true</RegisterForComInterop>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />
diff --git a/ActiveXObject/ObjectX.cs b/ActiveXObject/ObjectX.cs
index 903b904..1c4f9cb 100644
--- a/ActiveXObject/ObjectX.cs
+++ b/ActiveXObject/ObjectX.cs
@@ -8,7 +8,8 @@
 
 
 /// http://blogs.msdn.com/b/asiatech/archive/2011/12/05/how-to-develop-and-deploy-activex-control-in-c.aspx
-/// http://stackoverflow.com/questions/11175145/create-com-activexobject-in-c-use-from-jscript-with-simple-event
+/// http://stackoverflow.com/questions/11175145/create-com-activexobject-in-c-use-from-jscript-with-simple-event
+/// http://stackoverflow.com/questions/421857/using-activex-propertybags-from-c-sharp
 ///
 /// Register with & "$env:windir\Microsoft.NET\Framework\v4.0.30319\regasm" /codebase <full path of dll file>
 /// Unregister with & "$env:windir\Microsoft.NET\Framework\v4.0.30319\regasm" /u <full path of dll file>
@@ -33,27 +34,131 @@ public interface IActiveX
     {
         [DispId(10)]
         string CustomProperty { get; set; }
-    }
-
-    [ProgId("MyObject")]
-    [ComVisible(true)]
-    [ClassInterface(ClassInterfaceType.AutoDual)]
-    [Guid("7A5D58C7-1C27-4DFF-8C8F-F5876FF94C64")]
-    [ComSourceInterfaces(typeof(IActiveXEvents))]
-    public class MyObject : IActiveX
-    {
-
-        public delegate void OnContextChangeHandler(string data);
-        public event OnContextChangeHandler OnUpdateString;
-
-        [ComVisible(true)]
-        public string CustomProperty { get; set; }
-
-
-        [ComVisible(true)]
-        public void SayHello(string who)
-        {
-            OnUpdateString(who);
-        }
+    }
+    
+    [ComVisible(true), ComImport,
+    Guid("37D84F60-42CB-11CE-8135-00AA004BB851"),//Guid("5738E040-B67F-11d0-BD4D-00A0C911CE86"),
+    InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
+    public interface IPersistPropertyBag //: IPersist
+    {
+        #region IPersist
+        [PreserveSig]
+        /*new*/ int GetClassID([Out] out Guid pClassID);
+        #endregion
+
+        [PreserveSig]
+        int InitNew();
+
+        [PreserveSig]
+        int Load(
+        [In] IPropertyBag pPropBag,
+        [In, MarshalAs(UnmanagedType.Interface)] object pErrorLog
+        );
+
+        [PreserveSig]
+        int Save(
+        IPropertyBag pPropBag,
+        [In, MarshalAs(UnmanagedType.Bool)] bool fClearDirty,
+        [In, MarshalAs(UnmanagedType.Bool)] bool fSaveAllProperties
+        );
+    }
+
+    [ComVisible(true), ComImport,
+    Guid("55272A00-42CB-11CE-8135-00AA004BB851"),
+    InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
+    public interface IPropertyBag
+    {
+        [PreserveSig]
+        int Read(
+        [In, MarshalAs(UnmanagedType.LPWStr)] string pszPropName,
+        [In, Out, MarshalAs(UnmanagedType.Struct)]    ref    object pVar,
+        [In] IntPtr pErrorLog);
+
+        [PreserveSig]
+        int Write(
+        [In, MarshalAs(UnmanagedType.LPWStr)] string pszPropName,
+        [In, MarshalAs(UnmanagedType.Struct)] ref object pVar);
+    }
+
+
+
+    [ProgId("MyObject")]
+    [ComVisible(true)]
+    [ClassInterface(ClassInterfaceType.AutoDual)]
+    [Guid("7A5D58C7-1C27-4DFF-8C8F-F5876FF94C64")]
+    [ComSourceInterfaces(typeof(IActiveXEvents))]
+    public class MyObject : IActiveX, IPersistPropertyBag, IPropertyBag
+    {
+
+        public delegate void OnContextChangeHandler(string data);
+        public event OnContextChangeHandler OnUpdateString;
+
+        [ComVisible(true)]
+        public string CustomProperty { get; set; }
+
+
+        [ComVisible(true)]
+        public void SayHello(string who)
+        {
+            OnUpdateString(who + "  :CustomProperty=" + this.CustomProperty);
+            MessageBox.Show(" public void SayHello(string who):" + who + "  :CustomProperty=" + this.CustomProperty);
+        }
+
+
+
+        #region IPropertyBag Members
+
+        public int Read(string pszPropName, ref object pVar, IntPtr pErrorLog)
+        {
+            pVar = null;
+            switch (pszPropName)
+            {
+                case "CustomProperty": pVar = this.CustomProperty; break;
+               
+            }
+
+            return 0;
+        }
+
+        public int Write(string pszPropName, ref object pVar)
+        {
+            switch (pszPropName)
+            {
+                case "CustomProperty": this.CustomProperty = (string)pVar; break;
+            }
+
+            return 0;
+        }
+
+        #endregion
+
+        #region IPersistPropertyBag Members
+
+        public int GetClassID(out Guid pClassID)
+        {
+            throw new NotImplementedException();
+        }
+
+        public int InitNew()
+        {
+            return 0;
+        }
+
+        public int Load(IPropertyBag pPropBag, object pErrorLog)
+        {
+            object val = null;
+
+            pPropBag.Read("CustomProperty", ref val, IntPtr.Zero);
+            Write("CustomProperty", ref val);
+            return 0;
+        }
+
+        public int Save(IPropertyBag pPropBag, bool fClearDirty, bool fSaveAllProperties)
+        {
+            return 0;
+        }
+
+        #endregion
+
     }
 }
\ No newline at end of file
diff --git a/TestActiveX/TestPage.html b/TestActiveX/TestPage.html
index ba3a3d4..ff43e07 100644
--- a/TestActiveX/TestPage.html
+++ b/TestActiveX/TestPage.html
@@ -1,25 +1,28 @@
 <!DOCTYPE html>
 <html>
-<head>
-    <title>DemoCSharpActiveX webpage</title>
-</head>
-<body>
-    <script type="text/javascript">
-        window.objectLoadFailure = false;
-    </script>
+	<head>
+		<title>DemoCSharpActiveX webpage</title>
+	</head>
+	<body>
+		<script type="text/javascript">
+			window.objectLoadFailure = false;
+		</script>
 
-    <object id="MyObject" onerror="window.objectLoadFailure = true" classid="clsid:7A5D58C7-1C27-4DFF-8C8F-F5876FF94C64"></object>
+		<object id="MyObject" onerror="window.objectLoadFailure = true" classid="clsid:7A5D58C7-1C27-4DFF-8C8F-F5876FF94C64">
+			<param name="CustomProperty" value="1CustomProperty2">
+    </object>
 
-    <script type="text/javascript" for="MyObject" event="OnUpdateString(stuff)">
-        alert("Hello from: " + stuff);
-    </script>
+		<script type="text/javascript" for="MyObject" event="OnUpdateString(stuff)">
+			alert("Hello from: " + stuff);
+		</script>
 
-    <script type="text/javascript" for="window" event="onload">
-        alert("Hello from window.onload!");
-        alert(MyObject.object);
-        MyObject.SayHello("Javascript Load");
-    </script>
+		<script type="text/javascript" for="window" event="onload">
+			alert("Hello from window.onload!");
+			alert(MyObject.object);
+			//MyObject.CustomProperty = "1CustomProperty2";
+			MyObject.SayHello("Javascript Load");
+		</script>
 
-    <button onclick="MyObject.SayHello('JS Button Clicked')">Fire Event</button>
-</body>
+		<button onclick="MyObject.SayHello('JS Button Clicked')">Fire Event</button>
+	</body>
 </html>
\ No newline at end of file