Version: unspecified (using KDE 4.4.4) OS: Linux Even if window is set to "skip the taskbar" in "Advanced window settings", it is still listed in windows' switchers (Alt+Tab) - both classic and 3D. Reproducible: Always
*** This bug has been marked as a duplicate of bug 179723 ***
Sorry for a duplicate. I searched the bugs list, but found nothing similar. Looks like I was searching not hard enough.
WORKAROUND: Edit "window-specific settings" and set the window preference "Accept focus" to "Force"-false.