Hi all,i got to ask you suggestions about something strange is experiencing my laptop.I got Kde4.3.1 under debian testing,from a few days processes alternatively(also rarely) go crazy,kwin at 70-90% of cpu consuming...Qmpdclient,same...Kate same(90 + % of CPU)...i don't know how nor why of this behaviour,i'm using kde+debian testing without problems from a lot,i recently installed pulseaudio,changed some iption qt specific,(in fact chromium browser,dropboxd havn't gone bad for now),that's all,i really can't understand the problem,all helps will be appreciated!

Which style are you using? System Settings > Appearance > Style.