diff --git a/bvCrawler4/App.config b/bvCrawler4/App.config
index fa0e5019..aa0fb07e 100644
--- a/bvCrawler4/App.config
+++ b/bvCrawler4/App.config
@@ -6,6 +6,6 @@
          providerName="MySql.Data.MySqlClient" />
   </connectionStrings>
   <appSettings>
-    <add key="pkmnFoundationsBoxUpload4Dir" value="videos"/>
+    <add key="pkmnFoundationsBoxUpload4Dir" value="C:\Users\Greg\SkyDrive\Battle Videos G4"/>
   </appSettings>
 </configuration>
diff --git a/gts/gts.csproj b/gts/gts.csproj
index f1a8be58..0b0cf257 100644
--- a/gts/gts.csproj
+++ b/gts/gts.csproj
@@ -59,6 +59,7 @@
     <Content Include="BattleVideo.aspx" />
     <Content Include="css\main.css" />
     <Content Include="test\BoxUp.aspx" />
+    <Content Include="test\PadMath.aspx" />
     <Content Include="test\Decode.aspx" />
     <Content Include="Default.aspx" />
     <Content Include="Global.asax" />
@@ -95,6 +96,13 @@
     <Compile Include="test\BoxUp.aspx.designer.cs">
       <DependentUpon>BoxUp.aspx</DependentUpon>
     </Compile>
+    <Compile Include="test\PadMath.aspx.cs">
+      <DependentUpon>PadMath.aspx</DependentUpon>
+      <SubType>ASPXCodeBehind</SubType>
+    </Compile>
+    <Compile Include="test\PadMath.aspx.designer.cs">
+      <DependentUpon>PadMath.aspx</DependentUpon>
+    </Compile>
     <Compile Include="test\Decode.aspx.cs">
       <DependentUpon>Decode.aspx</DependentUpon>
       <SubType>ASPXCodeBehind</SubType>
diff --git a/gts/test/PadMath.aspx b/gts/test/PadMath.aspx
new file mode 100644
index 00000000..bec07a6f
--- /dev/null
+++ b/gts/test/PadMath.aspx
@@ -0,0 +1,10 @@
+<%@ Page Title="" Language="C#" MasterPageFile="~/MasterPage.master" AutoEventWireup="true" CodeBehind="PadMath.aspx.cs" Inherits="PkmnFoundations.GTS.test.PadMath" %>
+
+<asp:Content ID="Content1" ContentPlaceHolderID="cpHead" runat="server">
+</asp:Content>
+
+<asp:Content ID="Content2" ContentPlaceHolderID="cpMain" runat="server">
+<div class="code">
+<asp:Literal ID="litRandom" runat="server" />
+</div>
+</asp:Content>
diff --git a/gts/test/PadMath.aspx.cs b/gts/test/PadMath.aspx.cs
new file mode 100644
index 00000000..9063aec5
--- /dev/null
+++ b/gts/test/PadMath.aspx.cs
@@ -0,0 +1,70 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Web;
+using System.Web.UI;
+using System.Web.UI.WebControls;
+using System.Text;
+using System.IO;
+
+namespace PkmnFoundations.GTS.test
+{
+    public partial class PadMath : System.Web.UI.Page
+    {
+        protected void Page_Load(object sender, EventArgs e)
+        {
+            FileStream s = File.Open(Server.MapPath("~/Box Upload Xor Pad.bin"), FileMode.Open);
+            byte[] pad = new byte[s.Length];
+            s.Read(pad, 0, pad.Length);
+            s.Close();
+
+            byte[] result = new byte[256];
+
+            // difference between items
+            for (int x = 0; x < pad.Length; x++)
+            {
+                byte bx = (byte)x;
+                byte prevOffs = (byte)(bx - 4);
+                byte value = (byte)(((pad[bx] ^ pad[prevOffs]) & 0x80) > 0 ? 0xff : 0x00);
+                result[x] = value;
+            }
+
+            litRandom.Text = RenderHex(result.ToHexStringLower());
+        }
+
+
+        private String RenderHex(String hex)
+        {
+            StringBuilder builder = new StringBuilder();
+            for (int x = 0; x < hex.Length; x += 16)
+            {
+                if (x % 32 == 0)
+                {
+                    builder.Append((x >> 1).ToString("x4"));
+                    builder.Append(": ");
+                }
+
+                builder.Append(hex.Substring(x, Math.Min(16, hex.Length - x)));
+                builder.Append((x % 32 == 0) ? " " : "<br />");
+            }
+            return builder.ToString();
+        }
+
+        protected static int Rng1(int prev)
+        {
+            return (prev * 0x45 + 0x1111) & 0x7fffffff;
+        }
+
+        protected static int Rng2(int prev)
+        {
+            return (int)((0x41C64E6Du * (uint)prev) + 0x6073u);
+        }
+
+        protected static int Rng3(int prev)
+        {
+            return (int)((0x6C078965u * (uint)prev) + 0x1);
+        }
+
+
+    }
+}
\ No newline at end of file
diff --git a/gts/test/PadMath.aspx.designer.cs b/gts/test/PadMath.aspx.designer.cs
new file mode 100644
index 00000000..6aa429ab
--- /dev/null
+++ b/gts/test/PadMath.aspx.designer.cs
@@ -0,0 +1,24 @@
+//------------------------------------------------------------------------------
+// <auto-generated>
+//     This code was generated by a tool.
+//
+//     Changes to this file may cause incorrect behavior and will be lost if
+//     the code is regenerated. 
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+namespace PkmnFoundations.GTS.test {
+    
+    
+    public partial class PadMath {
+        
+        /// <summary>
+        /// litRandom control.
+        /// </summary>
+        /// <remarks>
+        /// Auto-generated field.
+        /// To modify move field declaration from designer file to code-behind file.
+        /// </remarks>
+        protected global::System.Web.UI.WebControls.Literal litRandom;
+    }
+}