diff --git a/index.html b/index.html
index 8c36b4c..15df187 100755
--- a/index.html
+++ b/index.html
@@ -140,6 +140,8 @@
 
   $(function() {
     console.log("ready");
+    var wifiboxURL = "http://" + window.location.host + "/cgi-bin/d3dapi";
+    console.log("wifibox URL: " + wifiboxURL);
 
     initLayouting();
 
@@ -148,7 +150,7 @@
 
     initButtonBehavior();
 
-    initSettingsPopup();
+    initSettingsPopup(wifiboxURL);
 
     $("#settings .settings").load("settings.html", function() {
       console.log("finished loading settings.html, now loading settings...");
diff --git a/js/doodlePrintCode.js b/js/doodlePrintCode.js
index 84da0de..e884e8c 100644
--- a/js/doodlePrintCode.js
+++ b/js/doodlePrintCode.js
@@ -1,10 +1,6 @@
 var sendIndex;
 var sendLength;
 
-//var kastjeURL = "http://192.168.10.1/cgi-bin/d3dapi/";
-var kastjeURL = "http://192.168.5.1/cgi-bin/d3dapi/";
-
-
 var data = "";
 function startPrint(gcode) {
 	console.log("f:startPrint()");
diff --git a/js/settings.js b/js/settings.js
index eae1a8d..f20452b 100644
--- a/js/settings.js
+++ b/js/settings.js
@@ -1,4 +1,4 @@
-var wifiboxURL = "http://192.168.5.1/cgi-bin/d3dapi";
+var wifiboxURL;//"http://192.168.5.1/cgi-bin/d3dapi";
 
 var settings = {
   layerHeight: 0.2,
@@ -25,8 +25,9 @@ settingsForm.submit(function(e) {
   return false;
 })
 
-function initSettingsPopup() {
+function initSettingsPopup(apiURL) {
   console.log("f:initSettingsPopup()");
+  wifiboxURL = apiURL;
 
   $("#contentOverlay").hide();