diff --git a/dev/js/src/vc/docgroup.js b/dev/js/src/vc/docgroup.js
index 10a6495..858e847 100644
--- a/dev/js/src/vc/docgroup.js
+++ b/dev/js/src/vc/docgroup.js
@@ -210,6 +210,9 @@
 
       group.appendChild(op.element());
 
+      var vcchevent = new CustomEvent('vcChange', {'detail':this});
+      document.dispatchEvent(vcchevent);
+      
       return this;
     },
 
diff --git a/dev/js/src/vc/docgroupref.js b/dev/js/src/vc/docgroupref.js
index 3b7bd6d..f72e27a 100644
--- a/dev/js/src/vc/docgroupref.js
+++ b/dev/js/src/vc/docgroupref.js
@@ -109,7 +109,7 @@
         // Append new operators
         e.appendChild(op.element());
       };  
-
+     
       var vcchevent = new CustomEvent('vcChange', {'detail':this});
       document.dispatchEvent(vcchevent);
       
diff --git a/dev/js/src/view/corpstatv.js b/dev/js/src/view/corpstatv.js
index ee65c03..fa9a135 100644
--- a/dev/js/src/view/corpstatv.js
+++ b/dev/js/src/view/corpstatv.js
@@ -122,6 +122,7 @@
        if(newString.startsWith('(')){
          newString = newString.slice(1, newString.length-1);
        }
+       
        if(newString != oldString) {
         this.disableStat();
       }