diff --git a/UI/WebServerResources/ContactsUI.js b/UI/WebServerResources/ContactsUI.js
index 35b0b5e50..b139ee3a4 100644
--- a/UI/WebServerResources/ContactsUI.js
+++ b/UI/WebServerResources/ContactsUI.js
@@ -720,9 +720,9 @@ function configureAbToolbar() {
    var toolbar = $("abToolbar");
    if (toolbar) {
      var links = toolbar.childNodesWithTag("a");
-     links[0].observe("click", onAddressBookNew);
-     links[1].observe("click", onAddressBookAdd);
-     links[2].observe("click", onAddressBookRemove);
+     $(links[0]).observe("click", onAddressBookNew);
+     $(links[1]).observe("click", onAddressBookAdd);
+     $(links[2]).observe("click", onAddressBookRemove);
    }
 }
 
diff --git a/UI/WebServerResources/SchedulerUI.js b/UI/WebServerResources/SchedulerUI.js
index ea68fdf82..e2f1f341b 100644
--- a/UI/WebServerResources/SchedulerUI.js
+++ b/UI/WebServerResources/SchedulerUI.js
@@ -766,7 +766,11 @@ function refreshCalendarEventsCallback(http) {
                       dateTuples[j][c.start] < dateTuples[i][c.end] ||
 		
                       dateTuples[j][c.start] == dateTuples[i][c.start] &&
-                      dateTuples[j][c.end] < dateTuples[i][c.end] ){
+                      dateTuples[j][c.end] < dateTuples[i][c.end] ||
+
+                      dateTuples[j][c.start] == dateTuples[i][c.start] &&
+                      dateTuples[j][c.end] == dateTuples[i][c.end] &&
+                      i < j) {
                      // Same period
                      if (dateTuples[j][c.siblingsCount] > maxCount)
                         maxCount = dateTuples[j][c.siblingsCount];