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Suppose there is a webpage with dynamically generated content -- say a div containing the current number of connected browsers. When the count changes on the server I want all connected browsers to reload the count so that everyone sees the increment/decrement.
What's the best way to accomplish this?
Keywords: ajax, broadcast, browser, div, jquery
Reverse AJAX is what you need. It's briefly explained in the DWR web page: http://directwebremoting.org/dwr/reverse-ajax/index.html - you can probably use one of the three flavours with the library you are using for ajax calls.