diff --git a/libraries/libLSL/lslByteCode.cs b/libraries/libLSL/lslByteCode.cs
index eb987730c2..1b37f49ddc 100644
--- a/libraries/libLSL/lslByteCode.cs
+++ b/libraries/libLSL/lslByteCode.cs
@@ -13,27 +13,117 @@ namespace libLSL
             byte ins = nextInstruction();
             lslOpcodes code = (lslOpcodes)ins;
 
+            Object arg1;
+            Object arg2;
+
             switch (code)
             {
                 case lslOpcodes.OP_NOOP:
                     break;
+
                 case lslOpcodes.OP_POP:
                     popBytes(4);
                     break;
 
+                case lslOpcodes.OP_POPS:
+                case lslOpcodes.OP_POPL:
+                    // Do Stuff
+                    break;
+
+                case lslOpcodes.OP_POPV:
+                    popBytes(12);
+                    break;
+                case lslOpcodes.OP_POPQ:
+                    popBytes(16);
+                    break;
+
+                case lslOpcodes.OP_POPARG:
+                    popBytes((Int32)arg1);
+                    break;
+
+                case lslOpcodes.OP_POPIP:
+                    // Do Stuff
+                    break;
+
+                case lslOpcodes.OP_POPBP:
+                    // Do Stuff
+                    break;
+
+                case lslOpcodes.OP_POPSP:
+                    // Do Stuff
+                    break;
+
+                case lslOpcodes.OP_POPSLR:
+                    // Do Stuff
+                    break;
+
+                case lslOpcodes.OP_DUP:
+                    pushBytes(getBytes(4));
+                    break;
+
+                case lslOpcodes.OP_DUPS:
+                case lslOpcodes.OP_DUPL:
+                    // Do Stuff
+                    break;
+
+                case lslOpcodes.OP_DUPV:
+                    pushBytes(getBytes(12));
+                    break;
+
+                case lslOpcodes.OP_DUPQ:
+                    pushBytes(getBytes(16));
+                    break;
+
                 default:
                     break;
             }
         }
 
+        /// <summary>
+        /// Advance the instruction pointer, pull the current instruction
+        /// </summary>
+        /// <returns></returns>
         byte nextInstruction()
         {
             return 0;
         }
 
+        /// <summary>
+        /// Removes bytes from the stack
+        /// </summary>
+        /// <param name="num">Number of bytes</param>
         void popBytes(int num)
         {
 
         }
+
+        /// <summary>
+        /// Pushes Bytes to the stack
+        /// </summary>
+        /// <param name="bytes">Ze bytes!</param>
+        void pushBytes(byte[] bytes)
+        {
+
+        }
+
+        /// <summary>
+        /// Get Bytes from the stack
+        /// </summary>
+        /// <param name="num">Number of bytes</param>
+        /// <returns>Ze bytes!</returns>
+        byte[] getBytes(int num)
+        {
+
+        }
+
+        /// <summary>
+        /// Saves bytes to the local frame
+        /// </summary>
+        /// <param name="bytes">Ze bytes!</param>
+        /// <param name="index">Index in local frame</param>
+        void storeBytes(byte[] bytes, int index)
+        {
+
+        }
     }
 }