diff --git a/static/index.htm b/static/index.htm
index a09aa3f..22a3b9e 100644
--- a/static/index.htm
+++ b/static/index.htm
@@ -2,13 +2,57 @@
 <html>
   <head>
     <!-- Load c3.css -->
-    <link href="c3.css" rel="stylesheet" type=text/css>
+    <link href="/c3.css" rel="stylesheet" type=text/css>
 
     <!-- Load d3.js and c3.js -->
-    <script src="d3.v7.min.js" charset="utf-8"></script>
-    <script src="c3.min.js"></script>
+    <script src="/d3.v5.min.js" charset="utf-8"></script>
+    <script src="/c3.min.js"></script>
+    <script src="index.js"></script>
   </head>
   <body>
-    <div id="chart"></div>
+    <form>
+        <input type=checkbox id=autoupdate checked>Autoupdate</input>
+        <input type=button id=update value="Update"></input>
+        <span id="device-status"></span>
+        <span id=status></span>
+    </form>
+
+    <div id="humidity-temp"></div>
+    <div id="volts"></div>
+    <div>
+      <form>
+        <fieldset>
+          <legend>Data decimation rate</legend>
+          <input type=radio name=decim value="1" checked>1x</input>
+          <input type=radio name=decim value="2">2x</input>
+          <input type=radio name=decim value="4">4x</input>
+          <input type=radio name=decim value="10">10x</input>
+          <input type=radio name=decim value="20">20x</input>
+        </fieldset>
+        <fieldset>
+          <legend>History length</legend>
+          <input type=radio name=duration value="5" checked>5 minutes</input>
+          <input type=radio name=duration value="15">15 minutes</input>
+          <input type=radio name=duration value="60">1 hour</input>
+          <input type=radio name=duration value="1440">1 day</input>
+          <input type=radio name=duration value="10080">1 week</input>
+        </fieldset>
+        <fieldset>
+          <legend>Update rate</legend>
+          <input type=radio name=update value="100">0.1 second</input>
+          <input type=radio name=update value="1000">1 second</input>
+          <input type=radio name=update value="2000" checked>2 seconds</input>
+          <input type=radio name=update value="5000">5 seconds</input>
+          <input type=radio name=update value="10000">10 seconds</input>
+          <input type=radio name=update value="20000">20 seconds</input>
+        </fieldset>
+
+
+        <!--
+        <input type=button id=test-admin value="Test admin mode"></input>
+        -->
+        <!-- TODO add decimation and window size options -->
+      </form>
+    </div>
   </body>
 </html>
diff --git a/dev/dev.htm b/static/index.js
similarity index 75%
rename from dev/dev.htm
rename to static/index.js
index eb767e2..82e0562 100644
--- a/dev/dev.htm
+++ b/static/index.js
@@ -1,13 +1,3 @@
-<!doctype html>
-<html>
-  <head>
-    <!-- Load c3.css -->
-    <link href="/c3.css" rel="stylesheet" type=text/css>
-
-    <!-- Load d3.js and c3.js -->
-    <script src="/d3.v5.min.js" charset="utf-8"></script>
-    <script src="/c3.min.js"></script>
-    <script>
 var chart = null
 var chart2 = null
 function initCharts() {
@@ -273,52 +263,4 @@ window.onload = () => {
   })
   */
 }
-    </script>
-  </head>
-  <body>
-    <form>
-        <input type=checkbox id=autoupdate checked>Autoupdate</input>
-        <input type=button id=update value="Update"></input>
-        <span id="device-status"></span>
-        <span id=status></span>
-    </form>
 
-    <div id="humidity-temp"></div>
-    <div id="volts"></div>
-    <div>
-      <form>
-        <fieldset>
-          <legend>Data decimation rate</legend>
-          <input type=radio name=decim value="1" checked>1x</input>
-          <input type=radio name=decim value="2">2x</input>
-          <input type=radio name=decim value="4">4x</input>
-          <input type=radio name=decim value="10">10x</input>
-          <input type=radio name=decim value="20">20x</input>
-        </fieldset>
-        <fieldset>
-          <legend>History length</legend>
-          <input type=radio name=duration value="5" checked>5 minutes</input>
-          <input type=radio name=duration value="15">15 minutes</input>
-          <input type=radio name=duration value="60">1 hour</input>
-          <input type=radio name=duration value="1440">1 day</input>
-          <input type=radio name=duration value="10080">1 week</input>
-        </fieldset>
-        <fieldset>
-          <legend>Update rate</legend>
-          <input type=radio name=update value="100">0.1 second</input>
-          <input type=radio name=update value="1000">1 second</input>
-          <input type=radio name=update value="2000" checked>2 seconds</input>
-          <input type=radio name=update value="5000">5 seconds</input>
-          <input type=radio name=update value="10000">10 seconds</input>
-          <input type=radio name=update value="20000">20 seconds</input>
-        </fieldset>
-
-
-        <!--
-        <input type=button id=test-admin value="Test admin mode"></input>
-        -->
-        <!-- TODO add decimation and window size options -->
-      </form>
-    </div>
-  </body>
-</html>
