function isFullScreenAvailable() {
alert(chart.isFullScreenAvailable());
anychart.onDocumentReady(function () {
chart = anychart.pyramid([
{x: 'Physical', value: 125},
{x: 'Data Link', value: 125},
{x: 'Network', value: 125},
{x: 'Transport', value: 125},
{x: 'Session', value: 125},
{x: 'Presentation', value: 125},
{x: 'Application', value: 290}
chart.title('Get isFullScreenAvailable state by clicking the button above the chart');
chart.container('container');