Jquery Autocomplete close button (close function)

Step 1:

 <div>
           <label for="tags">Tags: </label>
            <input id="tags" />
 </div>

Step 2:

<script>

var sourcedata = [
    "asp.net",
    "Asp",
    "BASIC",
    "C",
    "C++",  
    "COBOL",
    "Fortran",
    "Java",
    "JavaScript",
    "Lisp",
    "Perl",
    "PHP",
    "Python",
    "Ruby",
    "Scala",
    "Scheme"
    ];
$("#tags").autocomplete({
    source: sourcedata,
    open: function (event, ui) {

            var adddiv = $("<div style=\"width: auto; background: #f5f5f5;border-top: 1px solid #c7c7c7;margin-top: 0.92307692em; padding: 0 0.46153846em;overflow: hidden;\"> Close</div>", {

            });
        adddiv.click(function () {
            $(event.target).autocomplete("close");
        });
        $(this).autocomplete("widget").append(adddiv);
    }  
   
});

</script>