Hai
thanks for your help,there is another two doubts.
If I set the borderstyle property as fixed dialog. this windowstate program is not working.

2. then i changed the window state property as sizable. but it is working when my vb is activated.
I want to do whichever the applictaion is opened my form should be activated after one min. Can i do this.
if so please help me.

Thanking You.
Sincerely Yours
Sudharsan