text: function pageViewsShareByUser(userName) {
      data  = JSON.parse( $('a[data-user="'+ userName +'"]').attr('data-page-visits'));
      donutTip({
          selector:       'div#pageViewsShareByUser',
          data:           data,
          width:          300,
          height:         300,
          margin:         {top: 20, right: 0, bottom: 20, left:40},
          flexRight:      true,
          innerRadius:    60,
          outerRadius:    110,
          color:          d3.scale.category20c(),
          xDomain:        'page',
          yDomain:        'count',
          tipLabel:       '',
          tipValue:       'count',
          tipText:        'Page Views',
          totalLabel:     'Views',
          legend:         false
      });
  }
  