Anyone have any tips for memory profiling tools, other than the one mentioned in the article comments? (http://www.softwareverify.com/javascript/memory/feature.

Anyone have any tips for memory profiling tools, other than the one mentioned in the article comments? (http://www.softwareverify.com/javascript/memory/feature.html http://www.softwareverify.com/javascript/memory/feature.html, Windows-only, Firefox-only, non-free)