改进前：
//------------------------------------
Application.Initialize;
Application.ShowMainForm := False;
Application.CreateForm(TfMain, fMain);
Application.Run;
//------------------------------------
 
改进后：
//------------------------------------
Application.Initialize;
Application.ShowMainForm := False;
Application.CreateForm(TfMain, fMain);
fMain.Visible := False;
Application.Run;
//------------------------------------