         }]
       tooltip:
         shared: true
+        crosshairs: [{
+          color: 'rgba(51, 51, 51, 0.2)'
+        }]
         headerFormat: '<div class="highcharts-tooltip-header"><b>{point.key.date}</b></div>'
         pointFormatter: ->
           value = accounting.formatMoney(@y, {symbol: '€', format: '%v %s', decimal: ',', thousand: '.'})

        labels:
          format: '{value.short}'
          useHTML: true
      }],
      yAxis:
        startOnTick: false

                $("#{id} .highcharts-xaxis-labels span:contains(#{@category.short})").addClass('hover')
      xAxis: [{
        categories: @generateMonthCategories(data.labels),
        title:
          text: null
        labels:
          format: '{value.short}'
          useHTML: true
        plotBands: [{
          color: 'rgba(66, 139, 202, 0.2)'
          from: currentWeek.start
          to: currentWeek.end
        }]
        tickPositions: data.ticks
      }],
      yAxis:
