Okay, we give up on the very difficult cocktail mixer. so we took your advice, we change the project .. this will be more interesting and atleast i think much more easier than the first one.. Touch Screen LCD Campus Directory .. the question is , does the touch panel available in the market? i mean, the LCD Panel whose touch screen at the same time.. and the microcontroller used inside it ? or the one who make it works? .. any ideas ? thanks! we are currently researching .. so im thinking if someone already have the knowledge about this .. thanks!