jQuery Multiselect

HTML

<script src="https://code.jquery.com/ui/1.10.3/jquery-ui.min.js"></script>
<link rel="stylesheet" href="https://code.jquery.com/ui/1.10.3/themes/smoothness/jquery-ui.css">
<link rel="stylesheet" href="http://www.erichynds.com/examples/jquery-ui-multiselect-widget/jquery.multiselect.css">
<script src="http://www.erichynds.com/examples/jquery-ui-multiselect-widget/src/jquery.multiselect.js"></script>
<select id="test001" multiple="multiple" size="5"> 
    <option value="option1">Option 1</option> 
    <option value="option2">Option 2</option> 
    <option value="option3">Option 3</option> 
    <option value="option4">Option 4</option> 
    <option value="option5">Option 5</option> 
</select> 

<br/>

<br/>

<input type="button" id="changeStatus" value="try me" />

JavaScript

$("#test001").multiselect({
        minWidth: 300,
        height: 150,
        header: false,
        noneSelectedText: "Select",
        selectedList: 3
    });


$("#changeStatus").click(function()
   {
   $("#test001").multiselect("enable");
   });