diff --git a/homepage/style.css b/homepage/style.css
index 69c350a..346fb2f 100644
--- a/homepage/style.css
+++ b/homepage/style.css
@@ -26,7 +26,7 @@ iframe {
   padding: 0;
   margin: 0;
   border: none;
-  height: 93%;
+  height: 90%;
   width: 100%;
 }
 
@@ -836,4 +836,4 @@ pre#timer.bash {
 
 #ddnewline::before {
    content: none;
-}
\ No newline at end of file
+}
diff --git a/scripts/overview.php b/scripts/overview.php
index 6b9f52f..2f55b52 100644
--- a/scripts/overview.php
+++ b/scripts/overview.php
@@ -495,6 +495,7 @@ window.setInterval(function(){
 </style>
 <script>
 function generateMiniGraph(elem, comname) {
+
   // Make an AJAX call to fetch the number of detections for the bird species
   var xhr = new XMLHttpRequest();
   xhr.open('GET', '/todays_detections.php?comname=' + comname);
@@ -502,9 +503,10 @@ function generateMiniGraph(elem, comname) {
     if (xhr.status === 200) {
       var detections = JSON.parse(xhr.responseText);
 
-      console.log(detections)
-
       // Create a div element for the chart window
+      if (typeof(window.chartWindow) != 'undefined') {
+        document.body.removeChild(window.chartWindow);
+      }
       var chartWindow = document.createElement('div');
       chartWindow.className = "chartdiv"
       chartWindow.style.position = 'fixed';
@@ -615,6 +617,7 @@ function generateMiniGraph(elem, comname) {
         document.body.removeChild(chartWindow);
       });
       chartWindow.appendChild(closeButton);
+      window.chartWindow = chartWindow;
     }
   };
   xhr.send();
@@ -631,4 +634,4 @@ window.addEventListener('scroll', function() {
   });
 });
 
-</script>
\ No newline at end of file
+</script>
diff --git a/scripts/todays_detections.php b/scripts/todays_detections.php
index 1965313..f129dd4 100644
--- a/scripts/todays_detections.php
+++ b/scripts/todays_detections.php
@@ -660,9 +660,10 @@ function generateMiniGraph(elem, comname) {
     if (xhr.status === 200) {
       var detections = JSON.parse(xhr.responseText);
 
-      console.log(detections)
-
       // Create a div element for the chart window
+      if (typeof(window.chartWindow) != 'undefined') {
+        document.body.removeChild(window.chartWindow);
+      }
       var chartWindow = document.createElement('div');
       chartWindow.className = "chartdiv"
       chartWindow.style.position = 'fixed';
@@ -773,6 +774,7 @@ function generateMiniGraph(elem, comname) {
         document.body.removeChild(chartWindow);
       });
       chartWindow.appendChild(closeButton);
+      window.chartWindow = chartWindow;
     }
   };
   xhr.send();