Introduction I've developed some pretty seriously Javascript intensive sites, where the sheer quantity of Javascript on the page is so much that I worry about the load time for the page getting too big. Often large chunks of the Javascript code are only used very rarely, and it seems a shame to load all that code that the user will probably never use. So I wanted a way to dynamically load Javascri
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The browser security model dictates that XMLHttpRequest, frames, etc. must have the same domain in order to communicate. That's not a terrible idea, for security reasons, but it sure does make distributed (service oriented, mash-up, whatever it's called this week) web development suck. There are traditionally three solutions to solving this problem. Local proxy: Needs infrastructure (can't run a s
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