While cleaning out some old code folders, I ran accros an old project of mine. A PHP heatmap sollution. This got me thinking about it again. Now that the buzz about headmaps is gone, what sollutions are there?
Here are some links to get you started:
http://blog.corunet.com/english/the-definitive-heatmap
http://www.techyard.net/6-ways-to-create-heat-maps-for-your-blogs/