Highcharts如何隐藏导出按钮和网址脚标

$(document).ready(function(){
		
    $('#container').highcharts({
        data: {
            table: document.getElementById('datatable')
        },
        chart: {
            type: 'column'
        },
        title: {
            text: 'Data extracted from a HTML table in the page'
        },
        yAxis: {
            allowDecimals: false,
            title: {
                text: 'Units',
                style:{
                    color:'red'
                },
                enabed:true
            }
        },
        tooltip: {
            formatter: function() {
                return ''+ this.series.name +'
'+
                    this.y +' '+ this.x;
            }
        },exporting: { enabled: false },//隐藏导出图片
credits: { enabled: false }//隐藏highcharts的站点标志
    });
});	

更多功能，访问： http://www.hcharts.cn/demo/index.php?p=28