Use the code

<td>
                                                                                                            Sale Book
                                                                                                            <input type="text" class="textbox"
                                                                                                                name="txtSaleBookName" id="txtSaleBookName"
                                                                                                                REQUIRED="true" />
                                                                                                        </td>

<script type="text/javascript">

 var sbArray=['Two Three','One Two'];
     sbArray.sort();

new autoCompleteMixed(document.getElementById("txtSaleBookName"),sbArray,false,undefined,document.getElementById('divDisplayMessage'),false,true,10);

</script>