diff --git a/dev/js/src/match/treemenu.js b/dev/js/src/match/treemenu.js
index 1a12774..6b8a76a 100644
--- a/dev/js/src/match/treemenu.js
+++ b/dev/js/src/match/treemenu.js
@@ -76,6 +76,7 @@
       if (this._onscroll !== undefined) {
         window.removeEventListener('scroll', this._onscroll);
       };
+      this.element().blur();
     },
 
     _repos : function (e) {