Aztruck -- . .. .Too funny !!! <img border="0" title="" alt="[Big Grin]" src="biggrin.gif" /> . .. .Nunos --. .. .Have you had any better understanding of INS since you first posted? You've gotten some good advice from others here. To echo what some have said: . .. .First, try to understand the (simple) basic concepts, then deepen your knowledge over time.. .. ."ft" asked a good question: What concepts (more specifically) are you having trouble understanding? It's helpful to know where to start giving advice.