SetWindowPos in COM application

[sheetal_06]

Hi, I am using SetWindowPos(&wndTopMost,0,0,0,0,SWP_NOSIZE); inside OnInitDialog() to place the dialog as the top most.But after that if i click on any other opened application this window is not getting minimized on to the taskbar. This dialog is displayed through a com interface. Please help,it is urgent.