diff --git a/Ooui/Document.cs b/Ooui/Document.cs
index 0ce4df3..185392d 100644
--- a/Ooui/Document.cs
+++ b/Ooui/Document.cs
@@ -15,6 +15,16 @@ namespace Ooui
             Body.MessageSent += Proxy_MessageSent;
         }
 
+        public void ReleaseCapture ()
+        {
+            Call ("releaseCapture");
+        }
+
+        public void ExecCommand (string commandName, bool showDefaultUI, string valueArgument = null)
+        {
+            Call ("execCommand", commandName, showDefaultUI, valueArgument);
+        }
+
         void Proxy_MessageSent (Message message)
         {
             Send (message);
diff --git a/Ooui/Element.cs b/Ooui/Element.cs
index 2e066f0..b51b10e 100644
--- a/Ooui/Element.cs
+++ b/Ooui/Element.cs
@@ -238,6 +238,11 @@ namespace Ooui
             }
         }
 
+        public void SetCapture (bool retargetToElement)
+        {
+            Call ("setCapture", retargetToElement);
+        }
+
         void HandleStylePropertyChanged (object sender, PropertyChangedEventArgs e)
         {
             SendSet ("style." + Style.GetJsName (e.PropertyName), Style[e.PropertyName]);