修改windows下bug
//NODE_SET_PROTOTYPE_METHOD(s_ct, "open", Open);
	//NODE_SET_PROTOTYPE_METHOD(s_ct, "open", Open);
	//只有一个函数的话在windows平台下会报错采用如下写法.
	t->PrototypeTemplate()->Set(String::NewSymbol("open"),
      FunctionTemplate::New(Open)->GetFunction());