--- a/model/prov-n.html	Fri May 11 16:17:49 2012 +0100
+++ b/model/prov-n.html	Fri May 11 16:24:07 2012 +0100
@@ -20,7 +20,8 @@
 function insertProductionDefinition(doc, content, name) {
 
 	var xml=$.parseXML(content);
-	var segment = $(xml).find('tbody a[name~="' + name + '"]')[0];
+
+    var segment = $(xml).find('a[name~="' + name + '"]').parents("tbody")[0];
 
 	return doc._esc((new XMLSerializer()).serializeToString(segment));
 }