reorder
Moves the specified item at a position set by the zero-based index parameter. The rest of the items are reordered accordingly.
Parameters
element jQuery|Element|String
The item that is to be reordered.
index Number
The new position of the item in the list.
Example
<select id="listBox">
<option>Orange</option>
<option>Apple</option>
<option>Banana</option>
<option>Peach</option>
</select>
<script>
$("#listBox").kendoListBox();
var listBox = $("#listBox").data("kendoListBox");
// moves first item to position with index 2
listBox.reorder(".k-list-item:first", 2);
</script>