simple.html

   <script>
      $(function() {
            var availableTags = [
                "Fruits",
                "Vegetables",
                "CSS","Python","C","Go Go Go!","Comic"
            ];
				$('#demo1').tagit();
				$('#demo1GetTags').click(function () {
                showTags($('#demo1').tagit('tags'))
				});
	});
	 function showTags(tags) {

                console.log(tags);
                var string = "Tags (label : value)\r\n";
                string += "--------\r\n";
                for (var i in tags)
                    string += tags[i].label + " : " + tags[i].value + "\r\n";
                alert(string);
            }

	</script>


<div id="tagging" align="center" padding="100px">
<br /> <br /> <br /> <br />
            <ul id="demo1" name="nameOfSelect"></ul>
            <div class="buttons">
                <button id="demo1GetTags" value="Get Tags">Get Tags</button>
            </div>
</div>