                      [550, "medium"],
                        [700, "high"]
                    ]
                },
				tooltip: {
					show: true,
					content: "%s: value of %x is %y",
					shifts: {
						x: -60,
						y: 25
					}
				}
			};
		
			var plotObj = $.plot( $("#placeholder"),
				[ { data: values, label: "Series 1"}],
				options );
		}
	});
	</script>

</body>
</html>
