The panel's window is created disabled; that is, it is not visible.
| PPB-Fill-Attribute | pic x. |
| PPB-Fill-Character | pic x. |
| PPB-First-Visible-Col | pic 9(4) comp-x. |
| PPB-First-Visible-Row | pic 9(4) comp-x. |
| PPB-Panel-Height | pic 9(4) comp-x. |
| PPB-Panel-ID | pic 9(4) comp |
| PPB-Panel-Start-Column | pic 9(4) comp-x. |