anchor.diff:  //              COMMENTS are hidden from the parser which simplifies the parser 
   //              grammar a lot.
   //
  -COMMENT         : ('/*' ( options { greedy=false; } : .*) '*/' | '/' '/' (~('\n'|'\r'|'\f'))*) 
  -                    { $channel = 2; }  // Comments on channel 2 in case we want to find them
  -                ;
  +COMMENT         
  +    : '/*' ( options { greedy=false; } : .*) '*/' { $channel=HIDDEN; } 
  +    ;
  +                
  +LINE_COMMENT    
  +    : '//' (~('\n'|'\r'|'\f'))* ('\r' | '\r'? '\n' | EOF) { $channel=HIDDEN; }
  +    ;
   
   // ---------------------
   // HTML comment open.   HTML/XML comments may be placed around style sheets so that they
  
positive.code: //                      They comment open is therfore ignored by the CSS parser and we hide
  //                      it from the ANLTR parser.
  //
  CDO             : '<!--' { $channel = 3; }  // CDO on channel 3 in case we want it later
                  ;
      
  // ---------------------            
  
negative.code: //                      They comment close is therfore ignored by the CSS parser and we hide
  //                      it from the ANLTR parser.
  //
  CDC             : '-->' { $channel=HIDDEN; }  // CDC on channel 4 in case we want it later
                  ;
                  
  INCLUDES        : '~=' ;
  