Z-index bug on IE is a well-known flaw that most of front-end web developers have heard about. It is documented pretty clear on PPK Quirksmode: http://www.quirksmode.org/…/Explorer_z_index_bug.html and here http://therealcrisp.xs4all.nl/../IE-zindexbug.html Basically here is the break-down of the workaround… (more…)