private void CrearProgressBars(int sX, int sY, int sAltura, int sAncho)
{
pb= new System.Windows.Forms.ProgressBar();
pb.SetBounds(sX, sY, sAncho, sAltura);
// pb.Parent = this;
pb.Visible = true;
pb.CreateControl();
pb.Maximum = 100;
pb.Minimum = 0;
pb.Name = "progressBar";
pb.Step = 1;
pb.Value = 1;
pb.PerformStep();
}