about some background: The customizable panel is a feature supported by photohsop SDK, its public available. I guess. So anyone can create a tool to build panel, just need follow the interface defined by SDK. You can use any HTML editor you like, even using a simple text editor to write some html, and deploy it as a customized panel. And what the Configurator doing is generate a XML file which includes widget layout information, and use a SWF panel template to load this layout information and show it. So, in theory, the Configurator generated XML layout file can be converted to a HTML panel.
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