Miloše, SuperPreview bi trebao da pomogne prilično (kad bude gotov), bar što se layouta tiče:
Citat:
However, the killer feature is overlay layout: it allows you to stack a partially transparent browser on top of a design mockup or any other browser. Rendering differences can be spotted in an instant.
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The full version of SuperPreview appears in the next release of Microsoft Expression Web and will support IE, Firefox, and Safari
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http://www.sitepoint.com/blogs/2009/...ebsite-tester/
(Ima link na trial download..)