niranjan wrote on Wednesday, December 09, 2009 4:29 PM: > ... > Show Image > Wait for 500 milisecond > ... > can anybody tell me, how to resolve this issue. Never sleep! Use http://doc.trolltech.com/4.6/qtimer.html Cheers, Oliver -- Oliver Knoll Dipl. Informatik-Ing. ETH COMIT AG - ++41 79 520 95 22