new Morris.Line({
element: 'example',
data: [
{ year: '2008', value: 20 },
{ year: '2009', value: 10 },
{ year: '2010', value: 5 },
{ year: '2011', value: 5 },
{ year: '2012', value: 20 }
],
xkey: 'year',
ykeys: ['value'],
labels: ['Value']
});