 
 (setq logtalk-font-lock-strings
 	'(
-		("\\(\"\\([^\n\"]\\|\\\\\"\\)*\"\\)" 2 'logtalk-string-face)
-		("\\(^\\|[^0-9]\\)\\('\\([^\n']\\|\\\\'\\)*'\\)" 2 'logtalk-string-face)
+		("\\(\"\\([^\n\"]\\|\\\\\"\\)*\"\\)" . 'logtalk-string-face)
+		("\\(^\\|[^0-9]\\)\\('\\([^\n']\\|\\\\'\\)*'\\)" . 'logtalk-string-face)
 	))
 
 


;; Author: Paulo Moura
;; Creation date: November 15, 2003
;; Last modification date: December 13, 2003
;; Version: 0.2

;; Installation:
;;

		;; evaluable functors:
		;;
		("\\(abs\\|ceiling\\|flo\\(?:at\\(?:_\\(?:\\(?:fractional\\|integer\\)_part\\)\\)?\\|or\\)\\|mod\\|r\\(?:em\\|ound\\)\\|sign\\|truncate\\)\\([(]\\)" 1 'logtalk-built-in-predicate-face)
		("//\\|[*+/-]" . 'logtalk-built-in-predicate-face)
		("\\([[:blank:]]\\)\\(rem\\|mod\\)\\([[:blank:]]\\)" 2 'logtalk-built-in-predicate-face)
		;;
		;; other arithemtic functors:
		;;
