diff --git a/UI/WebServerResources/ContactsUI.js b/UI/WebServerResources/ContactsUI.js
index 01b75f7a3..a398fa8b1 100644
--- a/UI/WebServerResources/ContactsUI.js
+++ b/UI/WebServerResources/ContactsUI.js
@@ -1196,7 +1196,8 @@ function onDocumentKeydown(event) {
                 Event.stop(event);
             }
         }
-        else if (event.ctrlKey == 1 && event.keyCode == 65) {  // Ctrl-A
+        else if (((isMac() && event.metaKey == 1) || (!isMac() && event.ctrlKey == 1))
+                 && event.keyCode == 65) {  // Ctrl-A
             $("contactsList").selectAll();
             Event.stop(event);
         }
diff --git a/UI/WebServerResources/MailerUI.js b/UI/WebServerResources/MailerUI.js
index 9407a9858..aba747238 100644
--- a/UI/WebServerResources/MailerUI.js
+++ b/UI/WebServerResources/MailerUI.js
@@ -357,7 +357,8 @@ function onDocumentKeydown(event) {
                 Event.stop(event);
             }
         }
-	else if (event.ctrlKey == 1 && event.keyCode == 65) {  // Ctrl-A
+	else if (((isMac() && event.metaKey == 1) || (!isMac() && event.ctrlKey == 1))
+                 && event.keyCode == 65) {  // Ctrl-A
             $("messageListBody").down("TBODY").selectAll();
             Event.stop(event);
         }
diff --git a/UI/WebServerResources/SchedulerUI.js b/UI/WebServerResources/SchedulerUI.js
index fd166d04e..095d8a5a9 100644
--- a/UI/WebServerResources/SchedulerUI.js
+++ b/UI/WebServerResources/SchedulerUI.js
@@ -2845,7 +2845,8 @@ function onDocumentKeydown(event) {
             deleteEvent();
             event.stop();
         }
-        else if (event.ctrlKey == 1 && event.keyCode == 65) {  // Ctrl-A
+        else if (((isMac() && event.metaKey == 1) || (!isMac() && event.ctrlKey == 1))
+                 && event.keyCode == 65) {  // Ctrl-A
             onSelectAll(event);
             Event.stop(event);
          }