Ultimate Pack  hot! Image Editor  new! Runtime Fusion Form Designer Object Inspector Print Suite Pro Commented Image Delphi Toys WinDowse Delphi Bonus TMS Scripter Studio Form Designer VB Form Designer .NET ...get more... for Delphi.NET, C#, VB.NET for Delphi VCL, BCB 3-6

	WinAPI Online Unix Manual Pages MegaDetailed.NET in3steps.com cdtrrracks.com new!   greatis.blogspot.com

If you have some control and want to stay this control on top of the other ones, then you may put this control in front of the other controls by using BringToFront property.
Use SendToBack property to reverse order of controls.

procedure TForm1.Button1Click(Sender: TObject);
begin
  Memo1.SendToBack;
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
  Memo1.BringToFront;
end;

For more

Delphi Help

Download source