To change the fonts and colors in which the program is displayed: 
               	 
            
 
            	 
             
               		
               - Click 
                  		  Tools > 
                  		  Options. 
                  		
               
- In the 
                  		  Options window, expand 
                  		  Environment and then select 
                  		  Fonts and Colors. 
                  		
               
- The PL/I color items are the following: 
                  		  
                  		  
                  
                     			 
                     - PL/I Comment
                        			 
                     
- PL/I Other Keyword
                        			 
                     
- PL/I Preprocessor Keyword
                        			 
                     
- PL/I Reserved Keyword
                        			 
                     
- PL/I Special Character
                        			 
                     
- PL/I String
                        			 
                     
 Select them in the 
                     			 Display items list and click 
                     			 OK to save your settings.