diff --git a/lib/ace/mode/lsl_highlight_rules.js b/lib/ace/mode/lsl_highlight_rules.js
index ae95c711..d8ec8561 100644
--- a/lib/ace/mode/lsl_highlight_rules.js
+++ b/lib/ace/mode/lsl_highlight_rules.js
@@ -65,7 +65,9 @@ function LSLHighlightRules() {
             "CHARACTER_RADIUS|CHARACTER_TYPE|CHARACTER_TYPE_A|CHARACTER_TYPE_B|CHARACTER_TYPE_C|" +
             "CHARACTER_TYPE_D|CHARACTER_TYPE_NONE|CLICK_ACTION_BUY|CLICK_ACTION_NONE|" +
             "CLICK_ACTION_OPEN|CLICK_ACTION_OPEN_MEDIA|CLICK_ACTION_PAY|CLICK_ACTION_PLAY|" +
-            "CLICK_ACTION_SIT|CLICK_ACTION_TOUCH|CONTENT_TYPE_HTML|CONTENT_TYPE_TEXT|" +
+            "CLICK_ACTION_SIT|CLICK_ACTION_TOUCH|CONTENT_TYPE_ATOM|CONTENT_TYPE_FORM|" +
+            "CONTENT_TYPE_HTML|CONTENT_TYPE_JSON|CONTENT_TYPE_LLSD|CONTENT_TYPE_RSS|" +
+            "CONTENT_TYPE_TEXT|CONTENT_TYPE_XHTML|CONTENT_TYPE_XML|" +
             "CONTROL_BACK|CONTROL_DOWN|CONTROL_FWD|CONTROL_LBUTTON|CONTROL_LEFT|CONTROL_ML_LBUTTON|" +
             "CONTROL_RIGHT|CONTROL_ROT_LEFT|CONTROL_ROT_RIGHT|CONTROL_UP|DATA_BORN|" +
             "DATA_NAME|DATA_ONLINE|DATA_PAYINFO|DATA_SIM_POS|DATA_SIM_RATING|DATA_SIM_STATUS|" +