I just uninstalled compiz and still have such app switcher:
http://img176.imageshack.us/img176/3941/51931665aa5pr0.th.jpg](http://img176.imageshack.us/my.php?image=51931665aa5pr0.jpg)
Also i still have scale plugin working: i move pointer to top-right corner and it works exactly like described here
Probably the compiz has not been uninstalled completely… Any ideas?