Problem in VC# windows application

Question

Hi,

I am using 

MyForm.Opacity = 0;

and its working fine on button click.(simple process)

but when I am sending a mail its displaying the form while running send mail function.
I dont want to hide() or Close() the form.

I have tried to  set MyForm.Opacity = 0; in my send mail function but still its displaying.




please help