Comment 6 for bug 1272284

I didn't do anything special. It is observed on 3 computers.
1. Intel P4 (2005) 3GHz, ram 2GB, , video - nvidia gtx6200 (nouveau)
2. Intel Celeron(2004) 2.2GHz, ram 1.5GB , video - ati radeon 9600 pro (radeon)
3. Intel Atom N450(2010 - netbook samsung N210) 1.6GHz, ram 2GB , video - intel gma 3150 (i915).
OS - ubuntu 14.04.
 3.13.0-6-generic #23-Ubuntu SMP Thu Jan 30 09:46:16 UTC 2014 i686 i686 i686 GNU/Linux

On netbook samsung N210:
Latest liveCD - the same bug
Linux ubuntu 3.13.0-6-generic #23-Ubuntu SMP Thu Jan 30 09:46:16 UTC 2014 i686 i686 i686 GNU/Linux

Old liveCD - no bug - all is OK with cursor at Alt-Tab
Linux ubuntu 3.12.0-7-generic #15-Ubuntu SMP Sun Dec 8 23:42:09 UTC 2013 i686 i686 i686 GNU/Linux