diff -r 662fcb6922ab -r 8ca116c827cf js/supportchat.js
--- a/js/supportchat.js	Thu Mar 18 18:35:19 2010 +0000
+++ b/js/supportchat.js	Thu Mar 18 18:35:35 2010 +0000
@@ -122,4 +122,13 @@
 	}
 }
 
+/*** Helper functions */
+function htmlescape(s)
+{
+	return s.replace(/&/g,'&').
+		replace(/>/g,'>').
+		replace(/</g,'&lt;').
+		replace(/"/g,'&quot;');
+}
+
 $(display_ui); //FIXME (debugging)