diff --git a/.gradle/5.1.1/executionHistory/executionHistory.bin b/.gradle/5.1.1/executionHistory/executionHistory.bin
index b5ef03e..42a1b63 100644
Binary files a/.gradle/5.1.1/executionHistory/executionHistory.bin and b/.gradle/5.1.1/executionHistory/executionHistory.bin differ
diff --git a/.gradle/5.1.1/executionHistory/executionHistory.lock b/.gradle/5.1.1/executionHistory/executionHistory.lock
index 4aa510c..b026029 100644
Binary files a/.gradle/5.1.1/executionHistory/executionHistory.lock and b/.gradle/5.1.1/executionHistory/executionHistory.lock differ
diff --git a/.gradle/5.1.1/fileHashes/fileHashes.bin b/.gradle/5.1.1/fileHashes/fileHashes.bin
index e85850a..2130ad9 100644
Binary files a/.gradle/5.1.1/fileHashes/fileHashes.bin and b/.gradle/5.1.1/fileHashes/fileHashes.bin differ
diff --git a/.gradle/5.1.1/fileHashes/fileHashes.lock b/.gradle/5.1.1/fileHashes/fileHashes.lock
index 58cde19..09fc58d 100644
Binary files a/.gradle/5.1.1/fileHashes/fileHashes.lock and b/.gradle/5.1.1/fileHashes/fileHashes.lock differ
diff --git a/.gradle/5.1.1/javaCompile/classAnalysis.bin b/.gradle/5.1.1/javaCompile/classAnalysis.bin
index 1cb1329..e7fe3ac 100644
Binary files a/.gradle/5.1.1/javaCompile/classAnalysis.bin and b/.gradle/5.1.1/javaCompile/classAnalysis.bin differ
diff --git a/.gradle/5.1.1/javaCompile/javaCompile.lock b/.gradle/5.1.1/javaCompile/javaCompile.lock
index df8b8b3..c4382cd 100644
Binary files a/.gradle/5.1.1/javaCompile/javaCompile.lock and b/.gradle/5.1.1/javaCompile/javaCompile.lock differ
diff --git a/.gradle/buildOutputCleanup/buildOutputCleanup.lock b/.gradle/buildOutputCleanup/buildOutputCleanup.lock
index 64a86e6..deec121 100644
Binary files a/.gradle/buildOutputCleanup/buildOutputCleanup.lock and b/.gradle/buildOutputCleanup/buildOutputCleanup.lock differ
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 4a3a65f..2a27088 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -86,6 +86,7 @@
       <change beforePath="$PROJECT_DIR$/.gradle/buildOutputCleanup/buildOutputCleanup.lock" beforeDir="false" afterPath="$PROJECT_DIR$/.gradle/buildOutputCleanup/buildOutputCleanup.lock" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/README.md" beforeDir="false" afterPath="$PROJECT_DIR$/README.md" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/app/build/outputs/apk/debug/app-debug.apk" beforeDir="false" afterPath="$PROJECT_DIR$/app/build/outputs/apk/debug/app-debug.apk" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/app/src/main/java/com/kasper/authydra/MainActivity.java" beforeDir="false" afterPath="$PROJECT_DIR$/app/src/main/java/com/kasper/authydra/MainActivity.java" afterDir="false" />
     </list>
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
@@ -151,12 +152,13 @@
   </component>
   <component name="FileEditorManager">
     <leaf SIDE_TABS_SIZE_LIMIT_KEY="300">
-      <file pinned="false" current-in-tab="false">
+      <file pinned="false" current-in-tab="true">
         <entry file="file://$PROJECT_DIR$/app/src/main/java/com/kasper/authydra/MainActivity.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="219">
-              <caret line="19" column="21" lean-forward="true" selection-start-line="9" selection-start-column="1" selection-end-line="19" selection-end-column="21" />
+            <state relative-caret-position="294">
+              <caret line="788" column="8" selection-start-line="788" selection-start-column="8" selection-end-line="788" selection-end-column="8" />
               <folding>
+                <element signature="e#0#114553#0" expanded="true" />
                 <element signature="e#7874#11518#0" />
                 <element signature="e#11579#12530#0" />
                 <element signature="e#12855#13083#0" />
@@ -196,6 +198,11 @@
                 <element signature="e#34088#34625#1" />
                 <element signature="e#34675#39595#1" />
                 <element signature="e#39649#41646#1" />
+                <element signature="e#41692#43694#1" />
+                <element signature="e#42239#42855#1" />
+                <element signature="e#42898#43442#1" />
+                <element signature="e#44338#50084#1" />
+                <element signature="e#50113#64054#1" />
                 <element signature="e#62045#62567#0" />
                 <element signature="e#62573#62933#0" />
                 <element signature="e#62939#63138#0" />
@@ -215,18 +222,18 @@
                 <element signature="e#100142#101261#1" />
                 <element signature="e#102738#104954#1" />
                 <element signature="class#Base64Coder#0" />
-                <marker date="1564302241162" expanded="false" signature="6291:7744" ph="..." />
-                <marker date="1564302241162" expanded="false" signature="51686:61829" ph="..." />
+                <marker date="1564642269931" expanded="false" signature="6311:7764" ph="..." />
+                <marker date="1564642269931" expanded="false" signature="52471:62614" ph="..." />
               </folding>
             </state>
           </provider>
         </entry>
       </file>
-      <file pinned="false" current-in-tab="true">
+      <file pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/README.md">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="1476">
-              <caret line="82" column="22" selection-start-line="82" selection-start-column="22" selection-end-line="82" selection-end-column="22" />
+            <state relative-caret-position="324">
+              <caret line="66" column="137" selection-start-line="66" selection-start-column="137" selection-end-line="66" selection-end-column="137" />
             </state>
           </provider>
         </entry>
@@ -663,7 +670,14 @@
       <option name="project" value="LOCAL" />
       <updated>1563735907183</updated>
     </task>
-    <option name="localTasksCounter" value="20" />
+    <task id="LOCAL-00020" summary="changed font and some other small fixes:&#10;- arial&#10;- sound fix&#10;- z1 max bracket set to 9 (temp fix/workaround for now)">
+      <created>1564302341717</created>
+      <option name="number" value="00020" />
+      <option name="presentableId" value="LOCAL-00020" />
+      <option name="project" value="LOCAL" />
+      <updated>1564302341717</updated>
+    </task>
+    <option name="localTasksCounter" value="21" />
     <servers />
   </component>
   <component name="ToolWindowManager">
@@ -754,7 +768,8 @@
     <MESSAGE value="Fixed closing error" />
     <MESSAGE value=" * Done:&#10; * simpel 360 viewer on jpg&#10; * added nice icon&#10; * added a sound checkbox&#10; * fixed disk size not working&#10; * added a log with times on camera&#10; * add auto pic to refresh page&#10; * made log text simpeler showing where we are in progress&#10; * propabily fixed very dark settings error&#10; * disk space warnings&#10; * better layout of webinterface&#10; * add Z1 resolution setting&#10; * add better jpeg compression&#10; * add a pictures done popup with time&#10; * fixed very large picture on webinterface" />
     <MESSAGE value="some small fixes including readme update" />
-    <option name="LAST_COMMIT_MESSAGE" value="some small fixes including readme update" />
+    <MESSAGE value="changed font and some other small fixes:&#10;- arial&#10;- sound fix&#10;- z1 max bracket set to 9 (temp fix/workaround for now)" />
+    <option name="LAST_COMMIT_MESSAGE" value="changed font and some other small fixes:&#10;- arial&#10;- sound fix&#10;- z1 max bracket set to 9 (temp fix/workaround for now)" />
   </component>
   <component name="editorHistoryManager">
     <entry file="file://$PROJECT_DIR$/../../AndroidStudio/DeviceExplorer/qualcomm-ricoh_theta_v-00114247/DCIM/0/DCIM/100RICOH/S190413_1915/i00_m0_c1_iso64_shutter00.33333sec.jpg">
@@ -920,11 +935,19 @@
       </provider>
       <provider editor-type-id="android-manifest" />
     </entry>
+    <entry file="file://$PROJECT_DIR$/README.md">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="324">
+          <caret line="66" column="137" selection-start-line="66" selection-start-column="137" selection-end-line="66" selection-end-column="137" />
+        </state>
+      </provider>
+    </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/java/com/kasper/authydra/MainActivity.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="219">
-          <caret line="19" column="21" lean-forward="true" selection-start-line="9" selection-start-column="1" selection-end-line="19" selection-end-column="21" />
+        <state relative-caret-position="294">
+          <caret line="788" column="8" selection-start-line="788" selection-start-column="8" selection-end-line="788" selection-end-column="8" />
           <folding>
+            <element signature="e#0#114553#0" expanded="true" />
             <element signature="e#7874#11518#0" />
             <element signature="e#11579#12530#0" />
             <element signature="e#12855#13083#0" />
@@ -964,6 +987,11 @@
             <element signature="e#34088#34625#1" />
             <element signature="e#34675#39595#1" />
             <element signature="e#39649#41646#1" />
+            <element signature="e#41692#43694#1" />
+            <element signature="e#42239#42855#1" />
+            <element signature="e#42898#43442#1" />
+            <element signature="e#44338#50084#1" />
+            <element signature="e#50113#64054#1" />
             <element signature="e#62045#62567#0" />
             <element signature="e#62573#62933#0" />
             <element signature="e#62939#63138#0" />
@@ -983,18 +1011,11 @@
             <element signature="e#100142#101261#1" />
             <element signature="e#102738#104954#1" />
             <element signature="class#Base64Coder#0" />
-            <marker date="1564302241162" expanded="false" signature="6291:7744" ph="..." />
-            <marker date="1564302241162" expanded="false" signature="51686:61829" ph="..." />
+            <marker date="1564642269931" expanded="false" signature="6311:7764" ph="..." />
+            <marker date="1564642269931" expanded="false" signature="52471:62614" ph="..." />
           </folding>
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/README.md">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="1476">
-          <caret line="82" column="22" selection-start-line="82" selection-start-column="22" selection-end-line="82" selection-end-column="22" />
-        </state>
-      </provider>
-    </entry>
   </component>
 </project>
\ No newline at end of file
diff --git a/README.md b/README.md
index 71424e4..5d9f830 100644
--- a/README.md
+++ b/README.md
@@ -64,6 +64,7 @@ If you want to build it for yourself make sure to change the file paths in the A
 - The integration of OpenCV is a combination of <https://community.theta360.guide/t/ricoh-blog-post-running-opencv-in-your-ricoh-theta/4084> and <https://www.learn2crack.com/2016/03/setup-opencv-sdk-android-studio.html> and a lot of trail and error!
 - The HDR part is based on https://www.learnopencv.com/high-dynamic-range-hdr-imaging-using-opencv-cpp-python/
 - The view in 360 is done using the great kaleidoscope library <https://github.com/thiagopnts/kaleidoscope> by Thiago Pontes
+- The hydra logo is from the free clipart site: https://publicdomainvectors.org/en/free-clipart/Hydra-dragon-vector-silhouette/75432.html
 
 Feel free to change, improve and of course use!
 
diff --git a/app/build/outputs/apk/debug/app-debug.apk b/app/build/outputs/apk/debug/app-debug.apk
index 89180be..04c111f 100644
Binary files a/app/build/outputs/apk/debug/app-debug.apk and b/app/build/outputs/apk/debug/app-debug.apk differ
diff --git a/app/src/main/java/com/kasper/authydra/MainActivity.java b/app/src/main/java/com/kasper/authydra/MainActivity.java
index df4c456..626ecdd 100644
--- a/app/src/main/java/com/kasper/authydra/MainActivity.java
+++ b/app/src/main/java/com/kasper/authydra/MainActivity.java
@@ -20,6 +20,7 @@
  * fix black hole sun
  *
  * Done:
+ * no caching added
  * better font
  * added divider per day in file menu
  * sound on/off fix
@@ -790,6 +791,9 @@ else if (uri.equals("/files"))
             Arrays.sort(contents);
             Log.i("web","number of files found: "+contents.length);
             msg = "<meta name=\"viewport\" content=\"width=device-width; initial-scale=1.0; maximum-scale=1.0;\">"+
+                    "<meta http-equiv=\"Cache-Control\" content=\"no-cache, no-store, must-revalidate\" />\n" +
+                    "<meta http-equiv=\"Pragma\" content=\"no-cache\" />\n" +
+                    "<meta http-equiv=\"Expires\" content=\"0\" />"+
                     "<html>"+
                     "<style>.abutton {" +
                     "background-color: #555555;" +
@@ -1148,6 +1152,9 @@ else if (uri.equals("/refresh"))
 
 
                 msg = "<meta http-equiv='refresh' content='1; URL=http://192.168.1.1:8888/refresh'>" +
+                        "<meta http-equiv=\"Cache-Control\" content=\"no-cache, no-store, must-revalidate\" />\n" +
+                        "<meta http-equiv=\"Pragma\" content=\"no-cache\" />\n" +
+                        "<meta http-equiv=\"Expires\" content=\"0\" />"+
                         "<head>\n" +
                         "<style>.abutton {" +
                         "background-color: #555555;" +
@@ -1270,6 +1277,9 @@ else if (done_taking_pics)
                 return r;
             }
             msg = "<meta name=\"viewport\" content=\"width=device-width; initial-scale=1.0; maximum-scale=1.0;\">" +
+            "<meta http-equiv=\"Cache-Control\" content=\"no-cache, no-store, must-revalidate\" />\n" +
+            "<meta http-equiv=\"Pragma\" content=\"no-cache\" />\n" +
+            "<meta http-equiv=\"Expires\" content=\"0\" />"+
             "<html>" +
             "<style>.abutton {" +
             "background-color: #555555;" +