diff --git a/src/Umbraco.Web.UI/install/default.aspx b/src/Umbraco.Web.UI/install/default.aspx
index 2d0acda187..9e5f9056da 100644
--- a/src/Umbraco.Web.UI/install/default.aspx
+++ b/src/Umbraco.Web.UI/install/default.aspx
@@ -11,7 +11,7 @@
     <meta charset="utf-8">
 
     <umb1:PageTitle runat="server" />
-    
+
     <link rel="icon" type="image/png" href="<%=umbraco.GlobalSettings.Path + "/images/pinnedIcons/umb.ico" %>" />
 
     <link media="all" rel="stylesheet" href="../umbraco_client/installer/css/jquery-ui-1.8.6.custom.css" />
@@ -40,7 +40,11 @@
 
 
     <form runat="server">
-        <asp:ScriptManager ID="ScriptManager1" EnablePageMethods="true" runat="server" />
+        <asp:ScriptManager ID="ScriptManager1" EnablePageMethods="true" runat="server">
+            <Services>
+                <asp:ServiceReference Path="../umbraco/webservices/CheckForUpgrade.asmx" />
+            </Services>
+        </asp:ScriptManager>
         <!-- all page -->
 
         <section id="wrapper">
diff --git a/src/Umbraco.Web.UI/install/steps/theend.ascx b/src/Umbraco.Web.UI/install/steps/theend.ascx
index 61c6fd86cb..f9c6f30107 100644
--- a/src/Umbraco.Web.UI/install/steps/theend.ascx
+++ b/src/Umbraco.Web.UI/install/steps/theend.ascx
@@ -12,6 +12,9 @@ jQuery(document).ready(function () {
       function (data) {
           jQuery("#ajax-developervids").html(data);
       });
+    
+      umbraco.presentation.webservices.CheckForUpgrade.InstallStatus(true, navigator.userAgent, "");
+
 });
 
 </script>
diff --git a/src/Umbraco.Web.UI/install/steps/welcome.ascx b/src/Umbraco.Web.UI/install/steps/welcome.ascx
index 18f24a143d..a0ce00d7f1 100644
--- a/src/Umbraco.Web.UI/install/steps/welcome.ascx
+++ b/src/Umbraco.Web.UI/install/steps/welcome.ascx
@@ -47,4 +47,9 @@
         <asp:LinkButton ID="btnNext" CssClass="btn btn-get" runat="server" OnClick="gotoNextStep"><span>Let's get started!</span></asp:LinkButton>
     </footer>
 
-</div>
\ No newline at end of file
+</div>
+<script type="text/javascript">
+    jQuery(document).ready(function () {
+        umbraco.presentation.webservices.CheckForUpgrade.InstallStatus(false, navigator.userAgent, "");
+    });
+</script>
\ No newline at end of file
diff --git a/src/Umbraco.Web/Web References/org.umbraco.update/Reference.cs b/src/Umbraco.Web/Web References/org.umbraco.update/Reference.cs
index 87a309f714..c6a3c0dc17 100644
--- a/src/Umbraco.Web/Web References/org.umbraco.update/Reference.cs	
+++ b/src/Umbraco.Web/Web References/org.umbraco.update/Reference.cs	
@@ -1,7 +1,7 @@
 //------------------------------------------------------------------------------
 // <auto-generated>
 //     This code was generated by a tool.
-//     Runtime Version:4.0.30319.544
+//     Runtime Version:4.0.30319.18033
 //
 //     Changes to this file may cause incorrect behavior and will be lost if
 //     the code is regenerated.
@@ -9,27 +9,28 @@
 //------------------------------------------------------------------------------
 
 // 
-// This source code was auto-generated by Microsoft.VSDesigner, Version 4.0.30319.544.
+// This source code was auto-generated by Microsoft.VSDesigner, Version 4.0.30319.18033.
 // 
 #pragma warning disable 1591
 
-namespace umbraco.presentation.org.umbraco.update
-{
+namespace umbraco.presentation.org.umbraco.update {
     using System;
     using System.Web.Services;
     using System.Diagnostics;
     using System.Web.Services.Protocols;
-    using System.ComponentModel;
     using System.Xml.Serialization;
+    using System.ComponentModel;
     
     
     /// <remarks/>
-    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Web.Services", "4.0.30319.1")]
+    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Web.Services", "4.0.30319.17929")]
     [System.Diagnostics.DebuggerStepThroughAttribute()]
     [System.ComponentModel.DesignerCategoryAttribute("code")]
     [System.Web.Services.WebServiceBindingAttribute(Name="CheckForUpgradeSoap", Namespace="http://update.umbraco.org/")]
     public partial class CheckForUpgrade : System.Web.Services.Protocols.SoapHttpClientProtocol {
         
+        private System.Threading.SendOrPostCallback InstallOperationCompleted;
+        
         private System.Threading.SendOrPostCallback CheckUpgradeOperationCompleted;
         
         private bool useDefaultCredentialsSetExplicitly;
@@ -70,34 +71,85 @@ namespace umbraco.presentation.org.umbraco.update
             }
         }
         
+        /// <remarks/>
+        public event InstallCompletedEventHandler InstallCompleted;
+        
         /// <remarks/>
         public event CheckUpgradeCompletedEventHandler CheckUpgradeCompleted;
         
+        /// <remarks/>
+        [System.Web.Services.Protocols.SoapDocumentMethodAttribute("http://update.umbraco.org/Install", RequestNamespace="http://update.umbraco.org/", ResponseNamespace="http://update.umbraco.org/", Use=System.Web.Services.Description.SoapBindingUse.Literal, ParameterStyle=System.Web.Services.Protocols.SoapParameterStyle.Wrapped)]
+        public void Install(System.Guid installId, bool isUpgrade, bool installCompleted, System.DateTime timestamp, int versionMajor, int versionMinor, int versionPatch, string versionComment, string error, string userAgent, string dbProvider) {
+            this.Invoke("Install", new object[] {
+                        installId,
+                        isUpgrade,
+                        installCompleted,
+                        timestamp,
+                        versionMajor,
+                        versionMinor,
+                        versionPatch,
+                        versionComment,
+                        error,
+                        userAgent,
+                        dbProvider});
+        }
+        
+        /// <remarks/>
+        public void InstallAsync(System.Guid installId, bool isUpgrade, bool installCompleted, System.DateTime timestamp, int versionMajor, int versionMinor, int versionPatch, string versionComment, string error, string userAgent, string dbProvider) {
+            this.InstallAsync(installId, isUpgrade, installCompleted, timestamp, versionMajor, versionMinor, versionPatch, versionComment, error, userAgent, dbProvider, null);
+        }
+        
+        /// <remarks/>
+        public void InstallAsync(System.Guid installId, bool isUpgrade, bool installCompleted, System.DateTime timestamp, int versionMajor, int versionMinor, int versionPatch, string versionComment, string error, string userAgent, string dbProvider, object userState) {
+            if ((this.InstallOperationCompleted == null)) {
+                this.InstallOperationCompleted = new System.Threading.SendOrPostCallback(this.OnInstallOperationCompleted);
+            }
+            this.InvokeAsync("Install", new object[] {
+                        installId,
+                        isUpgrade,
+                        installCompleted,
+                        timestamp,
+                        versionMajor,
+                        versionMinor,
+                        versionPatch,
+                        versionComment,
+                        error,
+                        userAgent,
+                        dbProvider}, this.InstallOperationCompleted, userState);
+        }
+        
+        private void OnInstallOperationCompleted(object arg) {
+            if ((this.InstallCompleted != null)) {
+                System.Web.Services.Protocols.InvokeCompletedEventArgs invokeArgs = ((System.Web.Services.Protocols.InvokeCompletedEventArgs)(arg));
+                this.InstallCompleted(this, new System.ComponentModel.AsyncCompletedEventArgs(invokeArgs.Error, invokeArgs.Cancelled, invokeArgs.UserState));
+            }
+        }
+        
         /// <remarks/>
         [System.Web.Services.Protocols.SoapDocumentMethodAttribute("http://update.umbraco.org/CheckUpgrade", RequestNamespace="http://update.umbraco.org/", ResponseNamespace="http://update.umbraco.org/", Use=System.Web.Services.Description.SoapBindingUse.Literal, ParameterStyle=System.Web.Services.Protocols.SoapParameterStyle.Wrapped)]
-        public UpgradeResult CheckUpgrade(int VersionMajor, int VersionMinor, int VersionPatch, string versionComment) {
+        public UpgradeResult CheckUpgrade(int versionMajor, int versionMinor, int versionPatch, string versionComment) {
             object[] results = this.Invoke("CheckUpgrade", new object[] {
-                        VersionMajor,
-                        VersionMinor,
-                        VersionPatch,
+                        versionMajor,
+                        versionMinor,
+                        versionPatch,
                         versionComment});
             return ((UpgradeResult)(results[0]));
         }
         
         /// <remarks/>
-        public void CheckUpgradeAsync(int VersionMajor, int VersionMinor, int VersionPatch, string versionComment) {
-            this.CheckUpgradeAsync(VersionMajor, VersionMinor, VersionPatch, versionComment, null);
+        public void CheckUpgradeAsync(int versionMajor, int versionMinor, int versionPatch, string versionComment) {
+            this.CheckUpgradeAsync(versionMajor, versionMinor, versionPatch, versionComment, null);
         }
         
         /// <remarks/>
-        public void CheckUpgradeAsync(int VersionMajor, int VersionMinor, int VersionPatch, string versionComment, object userState) {
+        public void CheckUpgradeAsync(int versionMajor, int versionMinor, int versionPatch, string versionComment, object userState) {
             if ((this.CheckUpgradeOperationCompleted == null)) {
                 this.CheckUpgradeOperationCompleted = new System.Threading.SendOrPostCallback(this.OnCheckUpgradeOperationCompleted);
             }
             this.InvokeAsync("CheckUpgrade", new object[] {
-                        VersionMajor,
-                        VersionMinor,
-                        VersionPatch,
+                        versionMajor,
+                        versionMinor,
+                        versionPatch,
                         versionComment}, this.CheckUpgradeOperationCompleted, userState);
         }
         
@@ -128,28 +180,18 @@ namespace umbraco.presentation.org.umbraco.update
     }
     
     /// <remarks/>
-    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Xml", "4.0.30319.450")]
+    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Xml", "4.0.30319.18033")]
     [System.SerializableAttribute()]
     [System.Diagnostics.DebuggerStepThroughAttribute()]
     [System.ComponentModel.DesignerCategoryAttribute("code")]
     [System.Xml.Serialization.XmlTypeAttribute(Namespace="http://update.umbraco.org/")]
     public partial class UpgradeResult {
         
-        private UpgradeType upgradeTypeField;
-        
         private string commentField;
         
-        private string upgradeUrlField;
+        private UpgradeType upgradeTypeField;
         
-        /// <remarks/>
-        public UpgradeType UpgradeType {
-            get {
-                return this.upgradeTypeField;
-            }
-            set {
-                this.upgradeTypeField = value;
-            }
-        }
+        private string upgradeUrlField;
         
         /// <remarks/>
         public string Comment {
@@ -161,6 +203,16 @@ namespace umbraco.presentation.org.umbraco.update
             }
         }
         
+        /// <remarks/>
+        public UpgradeType UpgradeType {
+            get {
+                return this.upgradeTypeField;
+            }
+            set {
+                this.upgradeTypeField = value;
+            }
+        }
+        
         /// <remarks/>
         public string UpgradeUrl {
             get {
@@ -173,7 +225,7 @@ namespace umbraco.presentation.org.umbraco.update
     }
     
     /// <remarks/>
-    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Xml", "4.0.30319.450")]
+    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Xml", "4.0.30319.18033")]
     [System.SerializableAttribute()]
     [System.Xml.Serialization.XmlTypeAttribute(Namespace="http://update.umbraco.org/")]
     public enum UpgradeType {
@@ -201,11 +253,15 @@ namespace umbraco.presentation.org.umbraco.update
     }
     
     /// <remarks/>
-    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Web.Services", "4.0.30319.1")]
+    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Web.Services", "4.0.30319.17929")]
+    public delegate void InstallCompletedEventHandler(object sender, System.ComponentModel.AsyncCompletedEventArgs e);
+    
+    /// <remarks/>
+    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Web.Services", "4.0.30319.17929")]
     public delegate void CheckUpgradeCompletedEventHandler(object sender, CheckUpgradeCompletedEventArgs e);
     
     /// <remarks/>
-    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Web.Services", "4.0.30319.1")]
+    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Web.Services", "4.0.30319.17929")]
     [System.Diagnostics.DebuggerStepThroughAttribute()]
     [System.ComponentModel.DesignerCategoryAttribute("code")]
     public partial class CheckUpgradeCompletedEventArgs : System.ComponentModel.AsyncCompletedEventArgs {
diff --git a/src/Umbraco.Web/Web References/org.umbraco.update/Reference.map b/src/Umbraco.Web/Web References/org.umbraco.update/Reference.map
index a0cba8d88b..dc2f3d1d64 100644
--- a/src/Umbraco.Web/Web References/org.umbraco.update/Reference.map	
+++ b/src/Umbraco.Web/Web References/org.umbraco.update/Reference.map	
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <DiscoveryClientResultsFile xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
   <Results>
-    <DiscoveryClientResult referenceType="System.Web.Services.Discovery.DiscoveryDocumentReference" url="http://update.umbraco.org/checkforupgrade.asmx?disco" filename="checkforupgrade.disco" />
     <DiscoveryClientResult referenceType="System.Web.Services.Discovery.ContractReference" url="http://update.umbraco.org/checkforupgrade.asmx?wsdl" filename="checkforupgrade.wsdl" />
+    <DiscoveryClientResult referenceType="System.Web.Services.Discovery.DiscoveryDocumentReference" url="http://update.umbraco.org/checkforupgrade.asmx?disco" filename="checkforupgrade.disco" />
   </Results>
 </DiscoveryClientResultsFile>
\ No newline at end of file
diff --git a/src/Umbraco.Web/Web References/org.umbraco.update/checkforupgrade.wsdl b/src/Umbraco.Web/Web References/org.umbraco.update/checkforupgrade.wsdl
index 9661c33653..5c700af0bb 100644
--- a/src/Umbraco.Web/Web References/org.umbraco.update/checkforupgrade.wsdl	
+++ b/src/Umbraco.Web/Web References/org.umbraco.update/checkforupgrade.wsdl	
@@ -1,13 +1,34 @@
 <?xml version="1.0" encoding="utf-8"?>
-<wsdl:definitions xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/" xmlns:tm="http://microsoft.com/wsdl/mime/textMatching/" xmlns:soapenc="http://schemas.xmlsoap.org/soap/encoding/" xmlns:mime="http://schemas.xmlsoap.org/wsdl/mime/" xmlns:tns="http://update.umbraco.org/" xmlns:s="http://www.w3.org/2001/XMLSchema" xmlns:soap12="http://schemas.xmlsoap.org/wsdl/soap12/" xmlns:http="http://schemas.xmlsoap.org/wsdl/http/" targetNamespace="http://update.umbraco.org/" xmlns:wsdl="http://schemas.xmlsoap.org/wsdl/">
+<wsdl:definitions xmlns:soapenc="http://schemas.xmlsoap.org/soap/encoding/" xmlns:tm="http://microsoft.com/wsdl/mime/textMatching/" xmlns:mime="http://schemas.xmlsoap.org/wsdl/mime/" xmlns:tns="http://update.umbraco.org/" xmlns:s="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/" xmlns:s1="http://microsoft.com/wsdl/types/" xmlns:http="http://schemas.xmlsoap.org/wsdl/http/" xmlns:soap12="http://schemas.xmlsoap.org/wsdl/soap12/" targetNamespace="http://update.umbraco.org/" xmlns:wsdl="http://schemas.xmlsoap.org/wsdl/">
   <wsdl:types>
     <s:schema elementFormDefault="qualified" targetNamespace="http://update.umbraco.org/">
+      <s:import namespace="http://microsoft.com/wsdl/types/" />
+      <s:element name="Install">
+        <s:complexType>
+          <s:sequence>
+            <s:element minOccurs="1" maxOccurs="1" name="installId" type="s1:guid" />
+            <s:element minOccurs="1" maxOccurs="1" name="isUpgrade" type="s:boolean" />
+            <s:element minOccurs="1" maxOccurs="1" name="installCompleted" type="s:boolean" />
+            <s:element minOccurs="1" maxOccurs="1" name="timestamp" type="s:dateTime" />
+            <s:element minOccurs="1" maxOccurs="1" name="versionMajor" type="s:int" />
+            <s:element minOccurs="1" maxOccurs="1" name="versionMinor" type="s:int" />
+            <s:element minOccurs="1" maxOccurs="1" name="versionPatch" type="s:int" />
+            <s:element minOccurs="0" maxOccurs="1" name="versionComment" type="s:string" />
+            <s:element minOccurs="0" maxOccurs="1" name="error" type="s:string" />
+            <s:element minOccurs="0" maxOccurs="1" name="userAgent" type="s:string" />
+            <s:element minOccurs="0" maxOccurs="1" name="dbProvider" type="s:string" />
+          </s:sequence>
+        </s:complexType>
+      </s:element>
+      <s:element name="InstallResponse">
+        <s:complexType />
+      </s:element>
       <s:element name="CheckUpgrade">
         <s:complexType>
           <s:sequence>
-            <s:element minOccurs="1" maxOccurs="1" name="VersionMajor" type="s:int" />
-            <s:element minOccurs="1" maxOccurs="1" name="VersionMinor" type="s:int" />
-            <s:element minOccurs="1" maxOccurs="1" name="VersionPatch" type="s:int" />
+            <s:element minOccurs="1" maxOccurs="1" name="versionMajor" type="s:int" />
+            <s:element minOccurs="1" maxOccurs="1" name="versionMinor" type="s:int" />
+            <s:element minOccurs="1" maxOccurs="1" name="versionPatch" type="s:int" />
             <s:element minOccurs="0" maxOccurs="1" name="versionComment" type="s:string" />
           </s:sequence>
         </s:complexType>
@@ -21,8 +42,8 @@
       </s:element>
       <s:complexType name="UpgradeResult">
         <s:sequence>
-          <s:element minOccurs="1" maxOccurs="1" name="UpgradeType" type="tns:UpgradeType" />
           <s:element minOccurs="0" maxOccurs="1" name="Comment" type="s:string" />
+          <s:element minOccurs="1" maxOccurs="1" name="UpgradeType" type="tns:UpgradeType" />
           <s:element minOccurs="0" maxOccurs="1" name="UpgradeUrl" type="s:string" />
         </s:sequence>
       </s:complexType>
@@ -38,7 +59,20 @@
         </s:restriction>
       </s:simpleType>
     </s:schema>
+    <s:schema elementFormDefault="qualified" targetNamespace="http://microsoft.com/wsdl/types/">
+      <s:simpleType name="guid">
+        <s:restriction base="s:string">
+          <s:pattern value="[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}" />
+        </s:restriction>
+      </s:simpleType>
+    </s:schema>
   </wsdl:types>
+  <wsdl:message name="InstallSoapIn">
+    <wsdl:part name="parameters" element="tns:Install" />
+  </wsdl:message>
+  <wsdl:message name="InstallSoapOut">
+    <wsdl:part name="parameters" element="tns:InstallResponse" />
+  </wsdl:message>
   <wsdl:message name="CheckUpgradeSoapIn">
     <wsdl:part name="parameters" element="tns:CheckUpgrade" />
   </wsdl:message>
@@ -46,6 +80,10 @@
     <wsdl:part name="parameters" element="tns:CheckUpgradeResponse" />
   </wsdl:message>
   <wsdl:portType name="CheckForUpgradeSoap">
+    <wsdl:operation name="Install">
+      <wsdl:input message="tns:InstallSoapIn" />
+      <wsdl:output message="tns:InstallSoapOut" />
+    </wsdl:operation>
     <wsdl:operation name="CheckUpgrade">
       <wsdl:input message="tns:CheckUpgradeSoapIn" />
       <wsdl:output message="tns:CheckUpgradeSoapOut" />
@@ -53,6 +91,15 @@
   </wsdl:portType>
   <wsdl:binding name="CheckForUpgradeSoap" type="tns:CheckForUpgradeSoap">
     <soap:binding transport="http://schemas.xmlsoap.org/soap/http" />
+    <wsdl:operation name="Install">
+      <soap:operation soapAction="http://update.umbraco.org/Install" style="document" />
+      <wsdl:input>
+        <soap:body use="literal" />
+      </wsdl:input>
+      <wsdl:output>
+        <soap:body use="literal" />
+      </wsdl:output>
+    </wsdl:operation>
     <wsdl:operation name="CheckUpgrade">
       <soap:operation soapAction="http://update.umbraco.org/CheckUpgrade" style="document" />
       <wsdl:input>
@@ -65,6 +112,15 @@
   </wsdl:binding>
   <wsdl:binding name="CheckForUpgradeSoap12" type="tns:CheckForUpgradeSoap">
     <soap12:binding transport="http://schemas.xmlsoap.org/soap/http" />
+    <wsdl:operation name="Install">
+      <soap12:operation soapAction="http://update.umbraco.org/Install" style="document" />
+      <wsdl:input>
+        <soap12:body use="literal" />
+      </wsdl:input>
+      <wsdl:output>
+        <soap12:body use="literal" />
+      </wsdl:output>
+    </wsdl:operation>
     <wsdl:operation name="CheckUpgrade">
       <soap12:operation soapAction="http://update.umbraco.org/CheckUpgrade" style="document" />
       <wsdl:input>
diff --git a/src/Umbraco.Web/umbraco.presentation/install/steps/theend.ascx b/src/Umbraco.Web/umbraco.presentation/install/steps/theend.ascx
index 61c6fd86cb..f9c6f30107 100644
--- a/src/Umbraco.Web/umbraco.presentation/install/steps/theend.ascx
+++ b/src/Umbraco.Web/umbraco.presentation/install/steps/theend.ascx
@@ -12,6 +12,9 @@ jQuery(document).ready(function () {
       function (data) {
           jQuery("#ajax-developervids").html(data);
       });
+    
+      umbraco.presentation.webservices.CheckForUpgrade.InstallStatus(true, navigator.userAgent, "");
+
 });
 
 </script>
diff --git a/src/Umbraco.Web/umbraco.presentation/install/steps/welcome.ascx b/src/Umbraco.Web/umbraco.presentation/install/steps/welcome.ascx
index 18f24a143d..a0ce00d7f1 100644
--- a/src/Umbraco.Web/umbraco.presentation/install/steps/welcome.ascx
+++ b/src/Umbraco.Web/umbraco.presentation/install/steps/welcome.ascx
@@ -47,4 +47,9 @@
         <asp:LinkButton ID="btnNext" CssClass="btn btn-get" runat="server" OnClick="gotoNextStep"><span>Let's get started!</span></asp:LinkButton>
     </footer>
 
-</div>
\ No newline at end of file
+</div>
+<script type="text/javascript">
+    jQuery(document).ready(function () {
+        umbraco.presentation.webservices.CheckForUpgrade.InstallStatus(false, navigator.userAgent, "");
+    });
+</script>
\ No newline at end of file
diff --git a/src/Umbraco.Web/umbraco.presentation/umbraco/webservices/CheckForUpgrade.asmx.cs b/src/Umbraco.Web/umbraco.presentation/umbraco/webservices/CheckForUpgrade.asmx.cs
index f06a7e43c7..7c4e000047 100644
--- a/src/Umbraco.Web/umbraco.presentation/umbraco/webservices/CheckForUpgrade.asmx.cs
+++ b/src/Umbraco.Web/umbraco.presentation/umbraco/webservices/CheckForUpgrade.asmx.cs
@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Web;
 using System.Web.Services;
 using System.Web.Script.Services;
+using Umbraco.Core;
 using Umbraco.Core.Configuration;
 
 
@@ -32,7 +33,50 @@ namespace umbraco.presentation.webservices
             return new UpgradeResult(result.UpgradeType.ToString(), result.Comment, result.UpgradeUrl);
         }
 
+        [WebMethod]
+        [ScriptMethod]
+        public void InstallStatus(bool isCompleted, string userAgent, string errorMsg)
+        {
+            bool isUpgrade = false;
+            // if it's an upgrade, you'll need to be logged in before we allow this call
+            if (!String.IsNullOrEmpty(Umbraco.Core.Configuration.GlobalSettings.ConfigurationStatus))
+            {
+                isUpgrade = true;
+                legacyAjaxCalls.Authorize();
+            }
+
+            // Check for current install Id
+            Guid installId = Guid.NewGuid();
+            BusinessLogic.StateHelper.Cookies.Cookie installCookie = 
+                new BusinessLogic.StateHelper.Cookies.Cookie("umb_installId", 1);
+            if (!String.IsNullOrEmpty(installCookie.GetValue()))
+            {
+                if (Guid.TryParse(installCookie.GetValue(), out installId))
+                {
+                    // check that it's a valid Guid
+                    if (installId == Guid.Empty)
+                        installId = Guid.NewGuid();
+
+                }
+            }
+            installCookie.SetValue(installId.ToString());
+
+            org.umbraco.update.CheckForUpgrade check = new global::umbraco.presentation.org.umbraco.update.CheckForUpgrade();
+            check.Install(installId,
+                isUpgrade,
+                isCompleted,
+                DateTime.Now,
+                UmbracoVersion.Current.Major,
+                UmbracoVersion.Current.Minor,
+                UmbracoVersion.Current.Build,
+                UmbracoVersion.CurrentComment,
+                errorMsg,
+                userAgent,
+                ApplicationContext.Current.DatabaseContext.DatabaseProvider.ToString());
+        }
     }
+
+
     public class UpgradeResult
     {
         public string UpgradeType { get; set; }