// Simple JavaScritip with function call
    const char* sinpelTest = "i = 2 + 3;nz = 5 + i;nfunction TestAdd(){return CppVal(z+2);}n TestAdd();";
    test = sinpelTest;

    // Check the Java Script
    if (JS_BufferIsCompilableUnit(
                cx, p_global,
                sinpelTest, strlen(sinpelTest)))
    {

        CompileOptions opts(cx);

        JS::RootedValue rval(cx);
        bool ok;
        ok = false;
        // run the java script and call the cpp function
        ok = Evaluate(cx, opts, sinpelTest, strlen(sinpelTest), &rval);
    }

// Create the Function Pointer
bool CreateOperation(JS::MutableHandleFunction fp, JSContext* context,JS::RootedObject& hObj,std::string name, uint32_t parmCount, uint32_t parmAttribute)
{
    // JS::MutableHandleFunction should handle the GC issues
    JSFunction* ret = JS_DefineFunction(context, hObj,
                                  name.c_str(), JSTriesOperationHandler,
                                  parmCount, parmAttribute);
    if (ret != nullptr )
    {
        fp.set(ret);
    }

    return ret != NULL;
}

   // calling CreateOperation
    JS::RootedFunction fp (cx);
    CreateOperation(&fp,cx,p_global,std::string("CppVal"), 1);

     // Simple JavaScritip with function call
    const char* sinpelTest = "i = 2 + 3;nz = 5 + i;nfunction TestAdd(){return CppVal(z+2);}n TestAdd();";
    test = sinpelTest;
    if (JS_BufferIsCompilableUnit(
                cx, p_global,
                sinpelTest, strlen(sinpelTest)))
    {

        CompileOptions opts(cx);

        JS::RootedValue rval(cx);

        bool ok;
        ok = false;
        // SEG Fault Why this happend?
        ok = Evaluate(cx, opts, sinpelTest, strlen(sinpelTest), &rval);

    }