void Page_Load(object sender, EventArgs e)
{
StateBag panelState = new StateBag();
PanelStyle myPanelStyle = new PanelStyle(panelState);
// Set the properties of the PanelStyle class.
myPanelStyle.HorizontalAlign = HorizontalAlign.Center;
myPanelStyle.ScrollBars = ScrollBars.Both;
myPanelStyle.Wrap = false;
myPanelStyle.Direction = ContentDirection.LeftToRight;
myPanelStyle.BackImageUrl = @"~\images\picture.jpg";
// Use the ApplyStyle method of the Panel control to apply
// the settings from the myPanelStyle object.
Panel1.ApplyStyle(myPanelStyle);
Panel2.ApplyStyle(myPanelStyle);
}