Avoid empty arrays when splitting

diff --git a/mkdru.client.js b/mkdru.client.js
index ddda649..0044663 100644 (file)
--- a/mkdru.client.js
+++ b/mkdru.client.js
@@ -145,8 +145,9 @@ mkdru.pz2Term = function (data) {
   // map all facets against selected, for simple rendering 
   var hash = $.deparam.fragment();
   for (var key in hash) {
-    if (key.indexOf('limit') == 0) //always wrap in array
-      hash[key.substr(6)] = hash[key].split(';');
+    if (key.indexOf('limit') == 0 && hash[key]) 
+      //always wrap in array
+      hash[key.substr(6)] = hash[key].split(/;+/);
     delete hash[key];
   }
   for (var facet in mkdru.facets) {