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/* Any JavaScript here will be loaded for all users on every page load. */

plot_options = {
 yaxis: { min: 0 },
 xaxis: { },
 points: { show: true },
 lines: { show: true },
 legend: { position: 'nw' },
};

var charts = {
  chart: {},
  init: function() {
    $('table.flot').each(function(i) {
      var my_id=$(this).attr('id');
      var my_chart={cols:{}, ncols:[], series:{}};
      charts.chart[my_id]=my_chart;

      // get fields
      $('tr:first th',this).each(function(j) {
         var name=this.innerHTML;
         my_chart.cols[name]=j;
         my_chart.ncols.push(name);
         this.onclick=function(e) { charts.toggle_series(my_id,name,e); }
      }); // fields

      // get rows
      $('tr',this).each(function(j) {
         if(j>=1) {
           // var epoch=$('th.day',this).attr('epoch')*1000;
           var epoch=1-j;
           $('td',this).each(function(ii) { // columns
             var a=my_chart.ncols[ii];
             var v=this.innerHTML;
             if((!v) || v=='None') v=0;
             if(!my_chart.series[a]) my_chart.series[a]={ label: a , data: [] };
             this.onclick=function(e) { charts.toggle_series(my_id,a,e); }
             my_chart.series[a].data.unshift([epoch,parseFloat(v)]);
           }); // columns
         }
      }); // rows
      return;
    }); // tables
  }, // init()
  toggle_series: function(id,name,e) {
    var my_chart=charts.chart[id];
    $('#'+id+' tr').each(function(i) {
      if(i<1) {
        $('th:eq('+my_chart.cols[name]+')',this).toggleClass('plot');
      } else {
        $('td:eq('+my_chart.cols[name]+')',this).toggleClass('plot');
      }
    });
    charts.plot(id);
  }, // toggle_series()
  plot: function(id) {
    if($('#'+id+'-flot-chart').length==0) {
      // create plotarea
      $('#'+id).before('<div class="flot-chart" id="'+id+'-flot-chart"/></div>');
    }
    var data=[];
    $('#'+id+' tr:first th.plot').each(function(i) {
       var name=this.innerHTML;
       if(charts.chart[id].series[name]) {
         data.push(charts.chart[id].series[name]);
       }
    });
    if(data.length>0) {
       $.plot($('#'+id+'-flot-chart'), data, plot_options);
       $('#'+id+'-flot-chart').show(1);
    } else {
       $('#'+id+'-flot-chart').hide(1);
    }
  }
}

$(document).ready(charts.init);

window.jQuery(function ($) {
  $('div#TheMap').each(function () {
     $(this).css('background','gray');
  });
});