protected override void loadData()
 {
     var omni = FormItemBlock.CreateFormItemList( numberOfColumns: 7 );
     var complexLabel = new Panel();
     complexLabel.AddControlsReturnThis( "Model number".GetLiteralControl() );
     complexLabel.AddControlsReturnThis(
         new LaunchWindowLink( new ModalWindow( this, "More information...".GetLiteralControl() ) ) { ActionControlStyle = new TextActionControlStyle( " (popup)" ) } );
     omni.AddFormItems(
         FormItem.Create( complexLabel, new EwfTextBox( "" ), cellSpan: 2 ),
         FormItem.Create( "Normal price", new EwfLabel() ),
         FormItem.Create( "Actual price", new EwfTextBox( "" ) ),
         FormItem.Create( "Quantity", new EwfTextBox( "" ) ),
         FormItem.Create( "Inventory", new EwfLabel() ),
         FormItem.Create( "Bill Number", new EwfLabel() ) );
     ph.AddControlsReturnThis( omni );
 }