Cascade

<input id="combobox" />
<script>
$("#combobox").kendoComboBox({
  dataSource: [ "Apples", "Oranges" ],
  cascade: function() {
    // Handle the event
  }
});
</script>

<input id="combobox" />
<script>
function combobox_cascade(e) {
    // Handle the event
}
$("#combobox").kendoComboBox({
  dataSource: [ "Apples", "Oranges" ]
});
var combobox = $("#combobox").data("kendoComboBox");
combobox.bind("cascade", combobox_cascade);
</script>