<button id="dropdownbutton" type="button">Actions</button>
<script>
    $("#dropdownbutton").kendoDropDownButton({
        items: [
            { text: "Edit", enabled: true },
            { text: "Delete", enabled: false },  // This item will be disabled
            { text: "Copy", enabled: true },
            { text: "Archive", enabled: false }  // This item will be disabled
        ]
    });
</script>