For internet explorer you need an additional (experimental?) plugin which isn't really any better than NI's approach and a real pain since it is still the dominant business browser.
Or you can use web-socket-js, which uses Flash sockets to emulate WebSocket. All you have to do is load the Flash file included (there's an example on the website) and serve the socket policy file at port 843 (more on that also on the website). The javascript code for using WebSocket is the same.
LabVIEW, Websockets, and SVG
in Remote Control, Monitoring and the Internet
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Or you can use web-socket-js, which uses Flash sockets to emulate WebSocket. All you have to do is load the Flash file included (there's an example on the website) and serve the socket policy file at port 843 (more on that also on the website). The javascript code for using WebSocket is the same.