--- a/viewcalls.php
+++ b/viewcalls.php
@@ -5,7 +5,7 @@
 ?>
 <div class="span12">
 
-<table width="100%" height="375px"><tr><td valign="middle"><span class="arrow-w" style="font-size:2em;">&lt;</span></td><td width="95%"><div id="placeholder" style="width:100%;height:375px;"></div></td><td valign="middle"><span class="arrow-e" style="font-size:2em;">&gt;</span></td></tr></table>
+<table width="100%" height="775px"><tr><td valign="middle"><span class="arrow-w" style="font-size:2em;">&lt;</span></td><td width="95%"><div id="placeholder" style="width:100%;height:575px;"></div></td><td valign="middle"><span class="arrow-e" style="font-size:2em;">&gt;</span></td></tr></table>
 <script>
         var data = [];
         var plot;
@@ -13,77 +13,70 @@
             lines: { show: true },
             points: { show: true },
             xaxis: { mode: "time" },
-            crosshair: { mode: "x" },
+               selection : { mode : 'x', fps : 30 },
             series: {
                 lines: { show: true },
                 points: { show: true }
-            },
-            grid: { hoverable: true, clickable: true }
+            }
         };
         $(function () {
         // graph
      
         
         var placeholder = document.getElementById("placeholder");
-    
-        var plot = Flotr.draw(placeholder, data, options);
 
-        $("#placeholder").bind("plothover", function (event, pos, item) {
-       
-            if (item) {
-                if (previousPoint != item.dataIndex) {
-                    previousPoint = item.dataIndex;
-                    
-                    $("#tooltip").remove();
-                    var x = item.datapoint[0].toFixed(2),
-                    y = item.datapoint[1].toFixed(2);
-                    var d = new Date();
-                    d.setTime(x);
-                    var time = d.getDate() + "-" + (d.getMonth()+1) + "-" + d.getFullYear() 
-                        + " " + d.getUTCHours() + ':'+ (d.getUTCMinutes().toString().length == 1 ? '0'+ d.getMinutes():  d.getUTCMinutes());
+            drawGraph (options);
 
-                    showTooltip(item.pageX, item.pageY,
-                    item.series.label + " at " + time + " = " + y);
-                }
-            }
-            else {
-                $("#tooltip").remove();
-                previousPoint = null;            
-            }
-        
-        });
+            // Hook into the 'flotr:select' event.
+            Flotr.EventAdapter.observe(placeholder, 'flotr:select', function (area) {
+
+                // Draw graph with new area
+                graph = drawGraph({
+                    xaxis: {min:area.x1, max:area.x2},
+                    yaxis: {min:area.y1, max:area.y2}
+                });
+            });
+
+            // When graph is clicked, draw the graph with default area.
+            Flotr.EventAdapter.observe(placeholder, 'flotr:click', function () { drawGraph(); });
+
                
-        getData('<?php echo $tgid; ?>','<?php echo strtotime("10/10/2012") ?>','<?php echo strtotime("10/21/2012") ?>');
+        getData('<?php echo $tgid; ?>','<?php echo strtotime("10/09/2012") ?>','<?php echo strtotime("10/11/2012") ?>');
         
     });
-    
+
+        // Draw graph with default options, overwriting with passed options
+        function drawGraph (opts) {
+
+            // Clone the options, so the 'options' variable always keeps intact.
+            var o = Flotr._.extend(Flotr._.clone(options), opts || {});
+
+            // Return a new graph.
+            return Flotr.draw(
+                    placeholder,
+                    data,
+                    o
+            );
+        }
+
+
     function onDataReceived(series) {
         data =[]
-        data[data.length] = series;
-        
-        plot =Flotr.draw(placeholder, data, options);
+        for (var key in series.data) {
+        data[data.length] = {label: key, data: series.data[key]};
+        }
+        drawGraph (options);
     }
     function getData(sensorID,from,to) {
         $.ajax({
-            url: "<?php echo $basePath; ?>calls.json.php?action=graph&tgid="+sensorID+"&from="+from+"&to="+to,
+            url: "<?php echo $basePath; ?>calls.json.php?action=graphcount&tgid="+sensorID+"&from="+from+"&to="+to,
             method: 'GET',
             dataType: 'json',
             success: onDataReceived
         });
     }
 
-    function showTooltip(x, y, contents) {
-        $('<div id="tooltip">' + contents + '</div>').css( {
-            position: 'absolute',
-            display: 'none',
-            top: y + 5,
-            left: x + 5,
-            border: '1px solid #fdd',
-            padding: '2px',
-            'background-color': '#fee',
-            opacity: 0.80
-        }).appendTo("body").fadeIn(200);
-    }
+
  
 
 </script>