anchor.diff:  <% if workout.avg_hr < 255 %>
   					plot2.setCrosshair({x: pos.x})
   <% end %>
  -<% if workout.avg_cadence < 65500 %>
  +<% if workout.avg_cadence < 255 %>
   					plot4.setCrosshair({x: pos.x})
   <% end %>
   					plot5.setCrosshair({x: pos.x})
  
positive.code: 				$("#heart_rate").bind("plothover",  function (event, pos, item) {        
  					plot.setCrosshair({x: pos.x})
  					plot3.setCrosshair({x: pos.x})
  <% if workout.avg_cadence < 65500 %>
  					plot4.setCrosshair({x: pos.x})
  <% end %>
  					plot5.setCrosshair({x: pos.x})
  
negative.code: <% end %>
  			<h1>Altitude (m)</h1>
  			<div id="altitude" class="graphe-placeholder"></div>
  <% if workout.avg_cadence < 255 %>
  			<h1>Cadence (min⁻¹)</h1>
  			<div id="cadence" class="graphe-placeholder"></div>
  <% end %>
  