java - Controlling usb device from a website. -

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O people, I have a question that has been asked millions of times, but I have a bit of turn that I can not find can .

I am creating a POS system which is web based. I should be able to open cash drawer; I know I can not control the USB device from a web site, but what I'm thinking is what works, if I use Microsoft Visual Basic and the web built into the program I can use the browser, how can I use an event listener who will wait for a button that will say that the opening of a cash drawer The time is taking action for the button program in such a way, the program that the customer installed on the computer triggers the USB port which will open the cash drawer?


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