Use one of the three methods below: 
               
            
 
            
             
               
               - Define text-buffer in the Working-Storage Section of your program and call Panels using text-buffer as a parameter. This method
                  can be used to fill an area with different characters. 
                  
               
- Specify a value for PPB-Fill-Character in the parameter block. This method can be used to fill an area with the same character.
                  
                  
               
- Using the ACCEPT and DISPLAY statements for formatted screen I/O within a panel.