Activate

<div id="dialog"></div>
<script>
$("#dialog").kendoWindow({
  activate: function() {
    // the opening animation has finished
  }
});
</script>

<div id="dialog"></div>
<script>
function window_activate() {
  // the opening animation has finished
}
$("#dialog").kendoWindow();
var dialog = $("#dialog").data("kendoWindow");
dialog.bind("activate", window_activate);
</script>