                     @axis.x.ticks(d3.time.minutes.utc, 90).tickFormat(d3.time.format.utc('%Y-%m-%d %I:%M'))
                     @grid.x.ticks(d3.time.minutes.utc, 30)
 
-            # update brush 
+            # update brush
             @brush.x(@scales.x).extent(@brush.extent())
 
             # repaint the scales and axis

                .range([ 0, @options.height ])

        # axis
        @axis = 
            x: d3.svg.axis()
                .scale(@scales.x)
                .ticks(d3.time.days.utc, 3)


        d3.select(window).on('resize', resize)

        # zooming
        # (done via a seperate function, because we need to bind to two differen event listeners)
        zoom = =>
            if @debug
