// One line
$('#chart').epochchart(line,  markers [, options]);

or 

// Multiple lines
$('#chart').epochchart(lines, markers [, options]);

{
  // Change the marker used to denote events, or link to a custom image.
  marker: url(marker.png), 

  // Overwrite the options we pass into Highcharts here. 
  // Use anything from http://api.highcharts.com/highcharts
  highchartsOpts: { ... },

  // Change the date formats in tooltips and the x-axis by entering a
  // Highcharts.dateFormat-compatible formatting string.
  // See: http://api.highcharts.com/highcharts#Highcharts.dateFormat()
  dateFormat: '...',

  // Reposition the fixed tooltip. Pixel values from the top left. 
  tooltip: {x: 30, y: 10}
}

<div id="oneline"></div>

<script>
  // Dates as unix timestamps
  var line    = {
    name: "The Line",
    data: [[1259114255000, 2], [1259200655000, 2.25], [1259287055000, 5]]
  };

  var markers = [[1259200655000, "Hired the new sales guy."]];

  $('#oneline').epochchart(line, markers);
</script>

<div id="chart"></div>

<script>
  // Dates as unix timestamps
  var data1   = [[1259114255000, 2], [1259287055000, 5]];
  var data2   = [[1259114255000, 5], [1259287055000, 2]];
  
  var lines   = [{
    name: "Line 1",
    data: data1
  },{
    name: "Line 2",
    data: data2
  }]
  
  var markers = [[1259200655000, "The intersection"]];

  $('#chart').epochchart(lines, markers);
</script>

<div id="chart"></div>

<script>
  // Anything from the HighCharts API: http://api.highcharts.com/highcharts
  var opts = {
    highchartsOpts: {
      plotOptions: {
          spline: {
              color: '#FF0000'
          }
      }
    }
  };

  var line = {
    name: "A Single Line",
    data: [[1259114255000, 2], [1259287055000, 5]]
  };
  var markers = [[1259200655000, "On the up!"]];

  $('#chart').epochchart(lines, markers, opts);
</script>