diff --git a/src/simulation/elements/TEST.cpp b/src/simulation/elements/TEST.cpp
new file mode 100644
index 000000000..25b8f64c3
--- /dev/null
+++ b/src/simulation/elements/TEST.cpp
@@ -0,0 +1,100 @@
+#include "simulation/Elements.h"
+#include "virtualmachine/VirtualMachine.h"
+//#TPT-Directive ElementClass Element_TEST PT_TEST 255
+static vm::VirtualMachine * vMachine;
+Element_TEST::Element_TEST()
+{
+	Identifier = "DEFAULT_PT_TEST";
+	Name = "TEST";
+	Colour = PIXPACK(0x407020);
+	MenuVisible = 1;
+	MenuSection = SC_POWDERS;
+	Enabled = 1;
+	
+	Advection = 0.4f;
+	AirDrag = 0.01f * CFDS;
+	AirLoss = 0.99f;
+	Loss = 0.95f;
+	Collision = 0.0f;
+	Gravity = 0.4f;
+	Diffusion = 0.00f;
+	HotAir = 0.000f * CFDS;
+	Falldown = 1;
+	
+	Flammable = 0;
+	Explosive = 0;
+	Meltable = 0;
+	Hardness = 0;
+	
+	Weight = 90;
+	
+	Temperature = R_TEMP+4.0f   +273.15f;
+	HeatConduct = 251;
+	Description = "Heavy particles. Fissile. Generates neutrons under pressure.";
+	
+	State = ST_SOLID;
+	Properties = TYPE_PART|PROP_NEUTPENETRATE|PROP_RADIOACTIVE;
+	
+	LowPressure = IPL;
+	LowPressureTransition = NT;
+	HighPressure = IPH;
+	HighPressureTransition = NT;
+	LowTemperature = ITL;
+	LowTemperatureTransition = NT;
+	HighTemperature = ITH;
+	HighTemperatureTransition = NT;
+	
+
+	vMachine = new vm::VirtualMachine(2);
+	vMachine->LoadProgram("test.qvm");
+	//if(vMachine->Compile())
+	/*{
+		Update = &Element_TEST::updateCompiled;
+	}
+	else*/
+	{
+		Update = &Element_TEST::updateInterpreted;
+	}
+}
+
+//#TPT-Directive ElementHeader Element_TEST static int updateCompiled(UPDATE_FUNC_ARGS)
+int Element_TEST::updateCompiled(UPDATE_FUNC_ARGS)
+{
+	//vMachine->CallCompiled(0);
+	return 0;
+}
+
+//#TPT-Directive ElementHeader Element_TEST static int updateInterpreted(UPDATE_FUNC_ARGS)
+int Element_TEST::updateInterpreted(UPDATE_FUNC_ARGS)
+{
+	vm::word w;
+	int argAddr = 0, argCount = 5;
+	vMachine->sim = sim;
+
+	/* Set up call. */
+	vMachine->OpPUSH(w);  //Pointless null in stack
+	w.int4 = (argCount + 2) * sizeof(vm::word);
+	vMachine->OpENTER(w);
+	argAddr = 8;
+
+	//Arguments
+	w.int4 = i; vMachine->Marshal(argAddr, w); argAddr += 4;
+	w.int4 = x; vMachine->Marshal(argAddr, w); argAddr += 4;
+	w.int4 = y; vMachine->Marshal(argAddr, w); argAddr += 4;
+	w.int4 = nt; vMachine->Marshal(argAddr, w); argAddr += 4;
+	w.int4 = surround_space; vMachine->Marshal(argAddr, w); argAddr += 4;
+
+	w.int4 = 0;
+	vMachine->Push(w);
+
+	vMachine->OpCALL(w);
+	vMachine->Run();
+	w.int4 = (argCount + 2) * sizeof(vm::word);
+	vMachine->OpLEAVE(w);
+	vMachine->OpPOP(w);   //Pop pointless null
+	vMachine->End();
+	return 0;
+}
+
+
+Element_TEST::~Element_TEST() {}
\ No newline at end of file
diff --git a/src/virtualmachine/VirtualMachine.h b/src/virtualmachine/VirtualMachine.h
index 287e9aaec..1f5b088a5 100644
--- a/src/virtualmachine/VirtualMachine.h
+++ b/src/virtualmachine/VirtualMachine.h
@@ -123,6 +123,7 @@ namespace vm
 		int syscall(int programCounter);
 
 		//Used by the JIT
+		#ifdef VMJIT
 		int constant4();
 		int constant1();
 		void emit1(int v);
@@ -133,9 +134,14 @@ namespace vm
 		void emitMovEAXEDI();
 		bool emitMovEBXEDI(int andit);
 		static int hex(int c);
+		#endif
 public:
+	#ifdef VMJIT
 		static void callFromCompiled();
 		static void callSyscall();
+		bool Compile();
+		int CallCompiled(int address);
+	#endif
 		Simulation * sim;
 		Renderer * ren;
 		
@@ -146,11 +152,9 @@ public:
 		VirtualMachine(int hunkMbytes);
 		virtual ~VirtualMachine();
 
-		bool Compile();
 		int LoadProgram(char * filename);
 		int Run();
 		int CallInterpreted(int address);
-		int CallCompiled(int address);
 		void End();
 		void Marshal(int address, word element)
 		{