diff --git a/index.html b/index.html
index 77a01b3..eddc958 100644
--- a/index.html
+++ b/index.html
@@ -16,7 +16,9 @@
     <li><a href="#">Presets</a></li>
     <li><a href="#">Logs</a></li>
   </ul>
-  
+
+  <div class="uk-container" id="notification-zone"></div>
+
   <ul class="uk-switcher uk-margin">
     
     
@@ -97,6 +99,7 @@
     <li class="uk-container">Will be available soon!</li>
     
   </ul>
-  <script type="text/javascript" src="./js/settings.js"></script>  
+  <script type="text/javascript" src="./js/methods.js"></script>  
+  <script type="text/javascript" src="./js/app.js"></script>  
 </body>
 </html>
diff --git a/js/settings.js b/js/app.js
similarity index 57%
rename from js/settings.js
rename to js/app.js
index 3f577fd..ffcaac1 100644
--- a/js/settings.js
+++ b/js/app.js
@@ -1,36 +1,12 @@
-function ready(fn) {
-  if (document.attachEvent ? document.readyState === "complete" : document.readyState !== "loading"){
-    fn();
-  } else {
-    document.addEventListener('DOMContentLoaded', fn);
-  }
-}
 ready(function(){
-  var ranges = document.querySelectorAll('[repeat]');
-  for (const range in ranges) {
-    if (ranges.hasOwnProperty(range)) {
-      const element = ranges[range];
-      element.addEventListener('change', function(event) {
-        var repeater = document.getElementById(event.target.attributes.repeat.value);
-        repeater.value = event.target.value;
-      });
-    }
-  }
+  registerRepeaterForAllInput();
+  checkForAdminRights();
 });
 
-function getCurrentWorkingDirectory() {
-  return require('electron').remote.app.getAppPath();
-}
-
-function decimalToHexString(number) {
-  if (number < 0)
-  {
-    number = 0xFFFFFFFF + number + 1;
-  }
-
-  return number.toString(16).toUpperCase();
-}
-
+/**
+ * Will create and handle ryzenadj.exe execution.
+ * @param {Event} e The event triggered.
+ */
 function applyRyzenSettings(e) {
   const settings = {
     "--stapm-limit=": document.getElementById('stapm_limit_w').value,
@@ -39,7 +15,6 @@ function applyRyzenSettings(e) {
     "--tctl-temp=": document.getElementById('temperature_limit_c').value,
     "--vrmmax-current=": document.getElementById('vrm_current_m_a').value,
   };
-  console.log(settings);
 
   const child = require('child_process').execFile;
   const executablePath = getCurrentWorkingDirectory() + "\\bin\\ryzenadj.exe";
@@ -73,8 +48,13 @@ function applyRyzenSettings(e) {
   }
 
   child(executablePath, parameters, function(err, data) {
-       console.log(err)
-       console.log(data.toString());
+    var output = data.toString();
+    if (err) {
+      notification('danger', err + '<br/>' + output);
+    }
+    else if (output) {
+      notification('success', 'Ryzenadj output:<br/>' + output);
+    }
   });
 
 }
diff --git a/js/methods.js b/js/methods.js
new file mode 100644
index 0000000..bca320c
--- /dev/null
+++ b/js/methods.js
@@ -0,0 +1,91 @@
+/**
+ * Will create a nodes from an html string.
+ * @param {string} str An html string
+ */
+function parseHTML(str) {
+  var tmp = document.implementation.createHTMLDocument();
+  tmp.body.innerHTML = str;
+  return tmp.body.children;
+};
+
+/**
+ * Return the current working directory.
+ */
+function getCurrentWorkingDirectory() {
+  return require('electron').remote.app.getAppPath();
+}
+
+/**
+ * Conversion from int to hex.
+ * @param {int} number A number.
+ */
+function decimalToHexString(number) {
+  if (number < 0)
+  {
+    number = 0xFFFFFFFF + number + 1;
+  }
+  
+  return number.toString(16).toUpperCase();
+}
+
+/**
+ * Will execute the given callback once document is ready.
+ * @param {function} fn A callback to be executed.
+ */
+function ready(fn) {
+  if (document.attachEvent ? document.readyState === "complete" : document.readyState !== "loading"){
+    fn();
+  } else {
+    document.addEventListener('DOMContentLoaded', fn);
+  }
+}
+
+/**
+ * Will make sure inputs are repeated when needed.
+ * 
+ * Use the "repeat" html attribute to define where the current value must be repeated.
+ */
+function registerRepeaterForAllInput() {
+  var ranges = document.querySelectorAll('[repeat]');
+  for (const range in ranges) {
+    if (ranges.hasOwnProperty(range)) {
+      const element = ranges[range];
+      element.addEventListener('change', function(event) {
+        var repeater = document.getElementById(event.target.attributes.repeat.value);
+        repeater.value = event.target.value;
+      });
+    }
+  }
+}
+
+/**
+ * Check that the app is running with admin right.
+ * 
+ * Will display a warning if not.
+ */
+function checkForAdminRights() {
+  var exec = require('child_process').exec; 
+  exec('NET SESSION', function(err,so,se) {
+    if (se.length !== 0) {
+      notification('warning',
+       `Warning: you should launch this app as administrator,
+        ryzenadj.exe doesn't seems to work correctly without administrator rights.
+      `);
+    }
+  });
+}
+
+/**
+ * Will display a notification in ".notification-zone".
+ * @param {string} type "primary", "warning", "danger" or "success".
+ * @param {string} message The message to be displayed, new line will be replaced by <br/>.
+ */
+function notification(type, message) {
+  var element = parseHTML(`
+  <div class="uk-alert-${type}" uk-alert>
+    <a class="uk-alert-close" uk-close></a>
+    <p>${(''+message).replace(/(?:\r\n|\r|\n)/g, '<br/>')}</p>
+  </div>`);
+  var notifZone = document.getElementById('notification-zone');
+  notifZone.appendChild(element[0]);
+}
\ No newline at end of file