diff --git a/app/js/mdot.js b/app/js/mdot.js
index d54dd01..973a42f 100644
--- a/app/js/mdot.js
+++ b/app/js/mdot.js
@@ -274,9 +274,11 @@ var self = this;
           var chartData = [];
 
       var temporal = {high:0, low:0};
+      var HL = {high:0,low:0}
 
           _(this.collection.models).each(function(i) {
             var dt = i.get('dt');
+            var value = i.get(getMode);
             if (temporal.low === 0 || dt < temporal.low) {
                         temporal.low = dt;
             }
@@ -284,13 +286,23 @@ var self = this;
                         temporal.high = dt;
             }
 
+            if (HL.low === 0 || value < HL.low) {
+                        HL.low = value;
+            }
+            if (HL.high === 0 || value > HL.high) {
+                        HL.high = value;
+            }
+
                 chartData.push({
                             date: dt,
-                            value: i.get(getMode)
+                            value: value
                           });
 
               }, this);
 
+
+      console.log('this.temporal', this.temporal);
+      console.log('temporal', temporal);
           console.log(chartData);
 
 
@@ -347,33 +359,14 @@ var self = this;
 
                       // HORIZONTAL GREEN RANGE
                       var guide = new AmCharts.Guide();
-                      guide.value = 10;
-                      guide.toValue = 20;
+                      guide.value = 525;
+                      guide.toValue = 575;
                       guide.fillColor = "#00CC00";
                       guide.inside = true;
                       guide.fillAlpha = 0.2;
                       guide.lineAlpha = 0;
                       valueAxis.addGuide(guide);
 
-                      // TREND LINES
-                      // first trend line
-                      var trendLine = new AmCharts.TrendLine();
-                      // note,when creating date objects 0 month is January, as months are zero based in JavaScript.
-                      trendLine.initialDate = temporal.low; // 12 is hour - to start trend line in the middle of the day
-                      trendLine.finalDate = temporal.high;
-                      trendLine.initialValue = 10;
-                      trendLine.finalValue = 19;
-                      trendLine.lineColor = "#CC0000";
-                      self.chart.addTrendLine(trendLine);
-
-                      // second trend line
-                      trendLine = new AmCharts.TrendLine();
-      trendLine.initialDate = temporal.low; // 12 is hour - to start trend line in the middle of the day
-      trendLine.finalDate =  temporal.high;
-                      trendLine.initialValue = 16;
-                      trendLine.finalValue = 10;
-                      trendLine.lineColor = "#CC0000";
-                      self.chart.addTrendLine(trendLine);
 
                       // WRITE