update only hash values when updating a segment (#11790)

1 files changed, 6 insertions, 1 deletions

diff --git a/plugins/CoreHome/javascripts/broadcast.js b/plugins/CoreHome/javascripts/broadcast.js
index a58868261f..4b9a8f21ed 100644
--- a/plugins/CoreHome/javascripts/broadcast.js
+++ b/plugins/CoreHome/javascripts/broadcast.js
@@ -315,10 +315,15 @@ var broadcast = {
         if (!currentSearchStr) {
             currentSearchStr = '?';
         }
-        
+
         var oldUrl = currentSearchStr + currentHashStr;
 
         for (var i = 0; i < params_vals.length; i++) {
+
+            if(params_vals[i].length == 0) {
+                continue; // updating with empty string would destroy some values
+            }
+
             // update both the current search query and hash string
             currentSearchStr = broadcast.updateParamValue(params_vals[i], currentSearchStr);