JS/CSS 压缩工具：

http://developer.yahoo.com/yui/compressor/

http://code.google.com/closure/compiler/

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JS代码在线测试工具：

http://jsbin.com/#javascript,html

http://jsfiddle.net/

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Dreamweaver CS5.5：

http://www.adobe.com/devnet/dreamweaver/articles/dw_html5_pt1.html