Showing lines from each map area to each other area on hover

HTML

<script type="text/javascript" src="http://www.amcharts.com/lib/3/ammap.js"></script>
<script type="text/javascript" src="http://www.amcharts.com/lib/3/maps/js/usaLow.js"></script>
<script type="text/javascript" src="http://www.amcharts.com/lib/3/themes/none.js"></script>
<div id="aa"></div>
<div id="chartdiv"></div>

CSS

#chartdiv {
	width	: 100%;
	height	: 500px;
}

JavaScript

var map = AmCharts.makeChart("chartdiv", {
	type: "map",
    "theme": "none",
    pathToImages: "http://www.amcharts.com/lib/3/images/",

	dataProvider: {
		map: "usaLow",
        getAreasFromMap: true
	},

	areasSettings: {
		autoZoom: false
	},
    
    linesSettings: {
        alpha: 0.5,
        thickness: 2
    }

});

// on map init, create lines from each state to each state
map.addListener("init", function (event) {
    // gather center coordinates for each state
    map.myData = {};
    for(var x in map.dataProvider.areas) {
        var area = map.dataProvider.areas[x];
        map.myData[area.id] = {
            latitude: map.getAreaCenterLatitude(area),
            longitude: map.getAreaCenterLongitude(area)
        };
    }
    
    // add lines to each state
    for(var x in map.dataProvider.areas) {
        var area = map.dataProvider.areas[x];
        for(var id in map.myData) {
            if(id == area.id)
                continue;
            var line = new AmCharts.MapLine();
            line.arc = -0.50 ;
            line.latitudes = [map.myData[area.id].latitude, map.myData[id].latitude];
            line.longitudes = [map.myData[area.id].longitude, map.myData[id].longitude];
            area.lines.push(line);
            
        }
    }
    map.validateData();
});

// simulate object click on hover
map.addListener("rollOverMapObject", function (event) {
    if ("MapArea" == event.mapObject.objectType)
        map.clickMapObject(event.mapObject);
});

map.addListener("click", function (event) {
    
});