diff -urNp lighttpd-1.4.13/src/array.h lighttpd-1.4.13-new/src/array.h
--- lighttpd-1.4.13/src/array.h	2006-10-04 15:29:17.000000000 +0200
+++ lighttpd-1.4.13-new/src/array.h	2007-04-13 20:35:49.000000000 +0200
@@ -87,6 +87,7 @@ typedef enum {
 	COMP_HTTP_HOST,
 	COMP_HTTP_REFERER,
 	COMP_HTTP_USERAGENT,
+	COMP_HTTP_LANGUAGE,
 	COMP_HTTP_COOKIE,
 	COMP_HTTP_REMOTEIP,
 	COMP_HTTP_QUERYSTRING
diff -urNp lighttpd-1.4.13/src/configfile-glue.c lighttpd-1.4.13-new/src/configfile-glue.c
--- lighttpd-1.4.13/src/configfile-glue.c	2006-10-04 15:29:17.000000000 +0200
+++ lighttpd-1.4.13-new/src/configfile-glue.c	2007-04-13 20:35:49.000000000 +0200
@@ -344,6 +344,15 @@ static cond_result_t config_check_cond_n
 		}
 		break;
 	}
+	case COMP_HTTP_LANGUAGE: {
+		data_string *ds;
+		if (NULL != (ds = (data_string *)array_get_element(con->request.headers, "Accept-Language"))) {
+			l = ds->value;
+		} else {
+			l = srv->empty_string;
+		}
+		break;
+	}
 
 	default:
 		return COND_RESULT_FALSE;
diff -urNp lighttpd-1.4.13/src/configparser.c lighttpd-1.4.13-new/src/configparser.c
--- lighttpd-1.4.13/src/configparser.c	2006-10-07 19:37:17.000000000 +0200
+++ lighttpd-1.4.13-new/src/configparser.c	2007-04-13 20:35:49.000000000 +0200
@@ -1201,6 +1201,7 @@ static void yy_reduce(
       { COMP_HTTP_HOST,          CONST_STR_LEN("HTTP[\"host\"]"       ) },
       { COMP_HTTP_REFERER,       CONST_STR_LEN("HTTP[\"referer\"]"    ) },
       { COMP_HTTP_USERAGENT,     CONST_STR_LEN("HTTP[\"useragent\"]"  ) },
+      { COMP_HTTP_LANGUAGE,      CONST_STR_LEN("HTTP[\"language\"]"   ) },
       { COMP_HTTP_COOKIE,        CONST_STR_LEN("HTTP[\"cookie\"]"     ) },
       { COMP_HTTP_REMOTEIP,      CONST_STR_LEN("HTTP[\"remoteip\"]"   ) },
       { COMP_HTTP_QUERYSTRING,   CONST_STR_LEN("HTTP[\"querystring\"]") },
diff -urNp lighttpd-1.4.13/src/configparser.y lighttpd-1.4.13-new/src/configparser.y
--- lighttpd-1.4.13/src/configparser.y	2006-10-04 15:29:17.000000000 +0200
+++ lighttpd-1.4.13-new/src/configparser.y	2007-04-13 20:35:49.000000000 +0200
@@ -418,6 +418,7 @@ context ::= DOLLAR SRVVARNAME(B) LBRACKE
       { COMP_HTTP_HOST,          CONST_STR_LEN("HTTP[\"host\"]"       ) },
       { COMP_HTTP_REFERER,       CONST_STR_LEN("HTTP[\"referer\"]"    ) },
       { COMP_HTTP_USERAGENT,     CONST_STR_LEN("HTTP[\"useragent\"]"  ) },
+      { COMP_HTTP_LANGUAGE,      CONST_STR_LEN("HTTP[\"language\"]"   ) },
       { COMP_HTTP_COOKIE,        CONST_STR_LEN("HTTP[\"cookie\"]"     ) },
       { COMP_HTTP_REMOTEIP,      CONST_STR_LEN("HTTP[\"remoteip\"]"   ) },
       { COMP_HTTP_QUERYSTRING,   CONST_STR_LEN("HTTP[\"querystring\"]") },
diff -urNp lighttpd-1.4.13/src/response.c lighttpd-1.4.13-new/src/response.c
--- lighttpd-1.4.13/src/response.c	2006-10-04 15:29:17.000000000 +0200
+++ lighttpd-1.4.13-new/src/response.c	2007-04-13 20:52:56.000000000 +0200
@@ -181,6 +181,7 @@ handler_t http_response_prepare(server *
 		config_patch_connection(srv, con, COMP_HTTP_REMOTEIP);  /* Client-IP */
 		config_patch_connection(srv, con, COMP_HTTP_REFERER);   /* Referer:     */
 		config_patch_connection(srv, con, COMP_HTTP_USERAGENT); /* User-Agent:  */
+		config_patch_connection(srv, con, COMP_HTTP_LANGUAGE);  /* Accept-Language:  */
 		config_patch_connection(srv, con, COMP_HTTP_COOKIE);    /* Cookie:  */
 
 		/** their might be a fragment which has to be cut away */