var position = element.tooltipPosition();
							ctx.fillText(dataString, position.x, position.y - (fontSize / 2) - padding);
						});
					}
				});
			}
		});

		window.onload = function() {
			var ctx = document.getElementById('canvas').getContext('2d');
			window.myBar = new Chart(ctx, {
				type: 'bar',
				data: barChartData,
				options: {
					responsive: true,
					title: {
						display: true,
						text: 'Chart.js Combo Bar Line Chart'
					},
				}
			});
		};

		document.getElementById('random