open directory full screen

Question

I have this code to open direcrory in Explorer, how can i get to open not in full screen? just as a window but not full screen. 

public void pdf(string yourDirectory)

{

if (!Directory.Exists(yourDirectory))

{

System.Diagnostics.Process.Start(yourDirectory);

}

else

{

Directory.CreateDirectory(yourDirectory);

System.Diagnostics.Process.Start(yourDirectory);

 

}

}