Formatting category axis date labels according to user's locale settings

HTML

<script type="text/javascript" src="http://www.amcharts.com/lib/3/amcharts.js"></script>
<script type="text/javascript" src="http://www.amcharts.com/lib/3/serial.js"></script>
<script type="text/javascript" src="http://www.amcharts.com/lib/3/themes/none.js"></script>
<div id="chartdiv"></div>		http://jsfiddle.net/amcharts/4sqXM/?utm_source=website&utm_medium=embed&utm_campaign=4sqXM#

CSS

body {
    font-family: Verdana;
    font-size: 12px;
    padding: 10px;
}
#chartdiv {
	width	: 100%;
	height	: 500px;
}

JavaScript

var chart = AmCharts.makeChart("chartdiv", {
        "type": "serial",
        "theme": "none",
        "pathToImages": "http://www.amcharts.com/lib/3/images/",
        "valueAxes": [{
            "axisAlpha": 0,
            "position": "left"
        }],
        "graphs": [{
			"id": "g1",
            "bullet": "round",
            "bulletBorderAlpha": 1,
            "bulletColor": "#FFFFFF",
            "bulletSize": 5,
            "hideBulletsCount": 50,
            "lineThickness": 2,
            "title": "red line",
            "useLineColorForBulletBorder": true,
            "valueField": "value"
        }],
        "chartScrollbar": {
			"graph": "g1",
			"scrollbarHeight": 30
		},
        "chartCursor": {
            "cursorPosition": "mouse",
            "pan": true,
            "categoryBalloonFunction": function (date) {
                return date.toLocaleDateString();
            }
        },
        "categoryField": "date",
        "categoryAxis": {
            "parseDates": true,
            "dashLength": 1,
            "minorGridEnabled": true,
            "position": "top",
            "labelFunction": function (valueText, date, categoryAxis) {
                return date.toLocaleDateString();
            }
        },
        exportConfig:{
          menuRight: '20px',
          menuBottom: '50px',
          menuItems: [{
          icon: 'http://www.amcharts.com/lib/3/images/export.png',
          format: 'png'	  
          }]  
        },
        "dataProvider": [{
            "date": "2012-07-27",
            "value": 13
        }, {
            "date": "2012-07-28",
            "value": 11
        }, {
            "date": "2012-07-29",
            "value": 15
        }, {
            "date": "2012-07-30",
            "value": 16
        }, {
            "date": "2012-07-31",
            "value": 18
        }, {
            "date": "2012-08-01",
            "value": 13
        }, {
            "date": "2012-08-02",
            "value": 22
     ...