diff --git a/public/javascripts/application.coffee b/public/javascripts/application.coffee
index 2ffb749..cd5e100 100644
--- a/public/javascripts/application.coffee
+++ b/public/javascripts/application.coffee
@@ -62,23 +62,29 @@ class MailCatcher
       id = @selectedMessage() || 1
       id -=  1  if id > 1
       @loadMessage(id)
+      false
 
     key 'down', =>
       id = @selectedMessage() || @messagesCount()
       id += 1 if id < @messagesCount()
       @loadMessage(id)
+      false
 
     key '⌘+up, ctrl+up', =>
       @loadMessage(1)
+      false
 
     key '⌘+down, ctrl+down', =>
       @loadMessage @messagesCount()
+      false
 
     key 'left', =>
       @openTab @previousTab()
+      false
 
     key 'right', =>
       @openTab @nextTab()
+      false
 
     @refresh()
     @subscribe()
diff --git a/public/javascripts/application.js b/public/javascripts/application.js
index c2efaa3..3bfb166 100644
--- a/public/javascripts/application.js
+++ b/public/javascripts/application.js
@@ -90,25 +90,31 @@
         var id;
         id = _this.selectedMessage() || 1;
         if (id > 1) id -= 1;
-        return _this.loadMessage(id);
+        _this.loadMessage(id);
+        return false;
       });
       key('down', function() {
         var id;
         id = _this.selectedMessage() || _this.messagesCount();
         if (id < _this.messagesCount()) id += 1;
-        return _this.loadMessage(id);
+        _this.loadMessage(id);
+        return false;
       });
       key('⌘+up, ctrl+up', function() {
-        return _this.loadMessage(1);
+        _this.loadMessage(1);
+        return false;
       });
       key('⌘+down, ctrl+down', function() {
-        return _this.loadMessage(_this.messagesCount());
+        _this.loadMessage(_this.messagesCount());
+        return false;
       });
       key('left', function() {
-        return _this.openTab(_this.previousTab());
+        _this.openTab(_this.previousTab());
+        return false;
       });
       key('right', function() {
-        return _this.openTab(_this.nextTab());
+        _this.openTab(_this.nextTab());
+        return false;
       });
       this.refresh();
       this.subscribe();