not everyone here understands IM words, please explain in detail the type of program you're wanting help with. Additionally, Welcome aboard. If you have specific problems when trying to do a program...please post the source code here along with what you think may be wrong. Also post the errors you get, so we can take a look and help you. We are not in the business of doing your home-work for you! You must TRY/show some effort!!
For Each ctrl As Control In Me.Controls("pnlMainPanel").Controls
If ctrl.GetType Is GetType(System.Windows.Forms.Panel) Then
For Each subCtrl As Control In ctrl.Controls
If subCtrl.GetType Is GetType(System.Windows.Forms.TextBox) Then
If subCtrl.GetType Is ...