diff --git a/TrueCraft.Client/Input/MouseMoveEventArgs.cs b/TrueCraft.Client/Input/MouseMoveEventArgs.cs
index 4687b37..d0c742a 100644
--- a/TrueCraft.Client/Input/MouseMoveEventArgs.cs
+++ b/TrueCraft.Client/Input/MouseMoveEventArgs.cs
@@ -28,7 +28,7 @@ namespace TrueCraft.Client.Input
             : base(x, y)
         {
             DeltaX = deltaX;
-            DeltaY = DeltaY;
+            DeltaY = deltaY;
         }
     }
 }
diff --git a/TrueCraft.Client/Modules/PlayerControlModule.cs b/TrueCraft.Client/Modules/PlayerControlModule.cs
index 84fe5ab..01d6c26 100644
--- a/TrueCraft.Client/Modules/PlayerControlModule.cs
+++ b/TrueCraft.Client/Modules/PlayerControlModule.cs
@@ -215,9 +215,13 @@ namespace TrueCraft.Client.Modules
                 return false;
             var centerX = Game.GraphicsDevice.Viewport.Width / 2;
             var centerY = Game.GraphicsDevice.Viewport.Height / 2;
-            Mouse.SetPosition(centerX, centerY);
+            if (e.X < 10 || e.X > Game.GraphicsDevice.Viewport.Width - 10 ||
+                e.Y < 10 || e.Y > Game.GraphicsDevice.Viewport.Height - 10)
+            {
+                Mouse.SetPosition(centerX, centerY);
+            }
 
-            var look = new Vector2((centerX - e.X), (centerY - e.Y))
+            var look = new Vector2((-e.DeltaX), (-e.DeltaY))
                 * (float)(gameTime.ElapsedGameTime.TotalSeconds * 30);
 
             Game.Client.Yaw -= look.X;
diff --git a/TrueCraft/Commands/DebugCommands.cs b/TrueCraft/Commands/DebugCommands.cs
index d752398..80eae93 100644
--- a/TrueCraft/Commands/DebugCommands.cs
+++ b/TrueCraft/Commands/DebugCommands.cs
@@ -425,4 +425,45 @@ namespace TrueCraft.Commands
             client.SendMessage("/reinv: Resends your inventory.");
         }
     }
+
+    public class RelightCommand : Command
+    {
+        public override string Name
+        {
+            get { return "relight"; }
+        }
+
+        public override string Description
+        {
+            get { return "Relights the chunk you're standing in."; }
+        }
+
+        public override string[] Aliases
+        {
+            get { return new string[0]; }
+        }
+
+        public override void Handle(IRemoteClient client, string alias, string[] arguments)
+        {
+            if (arguments.Length != 0)
+            {
+                Help(client, alias, arguments);
+                return;
+            }
+            var server = client.Server as MultiplayerServer;
+            var chunk = client.World.FindChunk((Coordinates3D)client.Entity.Position);
+            var lighter = server.WorldLighters.SingleOrDefault(l => l.World == client.World);
+            if (lighter != null)
+            {
+                lighter.InitialLighting(chunk, true);
+                (client as RemoteClient).UnloadChunk(chunk.Coordinates);
+                (client as RemoteClient).LoadChunk(chunk.Coordinates);
+            }
+        }
+
+        public override void Help(IRemoteClient client, string alias, string[] arguments)
+        {
+            client.SendMessage("/reinv: Resends your inventory.");
+        }
+    }
 }
\ No newline at end of file
diff --git a/TrueCraft/MultiplayerServer.cs b/TrueCraft/MultiplayerServer.cs
index d917234..2324998 100644
--- a/TrueCraft/MultiplayerServer.cs
+++ b/TrueCraft/MultiplayerServer.cs
@@ -170,6 +170,11 @@ namespace TrueCraft
         void HandleChunkLoaded(object sender, ChunkLoadedEventArgs e)
         {
             ChunksToSchedule.Add(new Tuple<IWorld, IChunk>(sender as IWorld, e.Chunk));
+            if (Program.ServerConfiguration.EnableLighting)
+            {
+                var lighter = WorldLighters.SingleOrDefault(l => l.World == sender);
+                lighter.InitialLighting(e.Chunk, false);
+            }
         }
 
         void HandleBlockChanged(object sender, BlockChangeEventArgs e)