ay;
        }
    &lt;/style&gt;
&lt;/head&gt;
&lt;body&gt;
&lt;div id="mynetwork"&gt;&lt;/div&gt;

&lt;script type="text/javascript"&gt;
    // create an array with nodes
    var nodes = new vis.DataSet([
        {id: 1, label: 'Node 1'},
        {id: 2, label: 'Node 2'},
        {id: 3, label: 'Node 3'},
        {id: 4, label: 'Node 4'},
        {id: 5, label: 'Node 5'}
    ]);

    // create an array with edges
    var edges = new vis.DataSet([
        {from: 1, to: 3},
        {from: 1, to: 2},
        