Highcharts test tool

HTML

<script src="http://code.highcharts.com/highcharts.js"></script>

<div id="container" style="height: 300px"></div>

JavaScript

var chart = new Highcharts.Chart({

    chart: {
        renderTo: 'container'
    },

    xAxis: {
        categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
    },

    series: [{
        data: [0,0,0,0,0,0,0,0,0],
        data: [0,0,0,0,0,0,0,0,0]
    }]

});

if(chart.yAxis[0].dataMax === 0)
{
    chart.yAxis[0].setExtremes(0, 5);
}