diff --git a/WebContent/JavaScript/Administration.js b/WebContent/JavaScript/Administration.js
index b2efe66..9d2b2cc 100644
--- a/WebContent/JavaScript/Administration.js
+++ b/WebContent/JavaScript/Administration.js
@@ -189,32 +189,3 @@ function listAllExercises(jsonString) {
         //exercise.image = exercise.image;
     });
 }
-/**
- * Zur erstellung von neuen Exercises können hier Parameter ausgewählt werden, welche dann in die Datenbank übernommen werden.
- * Dabei wir die FormData methode verwendet, welche in der lage ist verschiedene Input-Typen an den Server zu übermitteln.
- */
-function createNewExercise() {
-
-    let inputImage = document.querySelector("#image");
-    let buttonSubmission = document.querySelector("#submitExercise");
-    let inputName = document.querySelector(".nameExercise");
-    let idListOfRadioBox = ['c1', 'c2', 'c3', 'c4', 'c5'];
-    idListOfRadioBox.forEach(listItem => {
-        let radioBox = document.getElementById(listItem);
-        if (!inputName) {
-            alert("keine gültige Eingaben");
-        }
-
-        if (!radioBox.value) {
-            let formData = new FormData();
-            formData.append("exerciseName=", inputName.value);
-            formData.append("muscleGroup", radioBox.value);
-            formData.append("image", inputImage.files[0]);
-            fetch("ExerciseServlet",
-            {
-                method: "POST",
-                body: formData
-            });
-        }
-    });
-}
diff --git a/WebContent/JavaScript/TrainingSettings.js b/WebContent/JavaScript/TrainingSettings.js
index 4b8022e..c126265 100644
--- a/WebContent/JavaScript/TrainingSettings.js
+++ b/WebContent/JavaScript/TrainingSettings.js
@@ -55,6 +55,7 @@ function onExerciseClick(exercise) {
   var check = document.getElementsByName(exercise.name);
   if (check.length === 0) {
     addExercise(exercise, false); // HTML DOM Manipulation
+
     var headerElement = document.getElementsByTagName("header");
     var trainingId = headerElement[0].id;
     console.log(trainingId);
@@ -74,15 +75,6 @@ function onExerciseClick(exercise) {
     );
     xmlhttpExerciseToTraining.send();
   }
-  // var xmlhttp = new XMLHttpRequest();
-  // xmlhttp.open("GET", "../ExerciseServlet?selectedExercise="+exercise.id, true);
-  // xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
-  // xmlhttp.send();
-
-  // var insertableSearchbar = document.getElementById("searchBar");
-  // insertableSearchbar.setAttribute("type", "hidden");
-  // var searchItems = document.getElementById("searchResultContainer");
-  // searchItems.style.display = "none";
 }
 
 // Laden der zum Training hinterlegten Übungen zur Ansicht als json
diff --git a/WebContent/html/accountSetting.jsp b/WebContent/html/accountSetting.jsp
index cde10d7..3122a0e 100644
--- a/WebContent/html/accountSetting.jsp
+++ b/WebContent/html/accountSetting.jsp
@@ -40,7 +40,7 @@
 				method="post" accept-charset="utf-8">
 				<p>Ihr aktueller Username ist:</p>
 				<p>${userData.username}</p>
-				<input type="text" name="changeUsername" size="30" maxlength="35" minlength="3"><br>
+				<input type="text" name="changeUsername" size="30" maxlength="35" minlength="3" required><br>
 				<Button type="submit" value="changeUsername">Benutzernamen
 					ändern</Button>
 			</form>
@@ -50,7 +50,7 @@
 				accept-charset="utf-8">
 				<label for="changeFirstName"> Vorname: ${userData.firstName}</label><br>
 				<input type="text" size="30" id="changeFirstName"
-					name="changeFirstName" maxlength="35" minlength="3"><br>
+					name="changeFirstName" maxlength="35" minlength="3" required><br>
 				<Button value="changeFirstName" type="submit">Vornamen
 					ändern</Button>
 				<br>
@@ -59,7 +59,7 @@
 				accept-charset="utf-8">
 				<label for="changeLastName">Nachname: ${userData.lastName}</label><br>
 				<input type="text" size="30" id="changeLastName"
-					name="changeLastName" maxlength="35" minlength="3"><br>
+					name="changeLastName" maxlength="35" minlength="3" required><br>
 				<Button value="changeLastName" type="submit">Nachnamen
 					ändern</Button>
 			</form>
@@ -69,7 +69,7 @@
 				accept-charset="utf-8">
 				<label for="password">Passwort: </label><br> <input
 					type="password" id="password" name="password" size="30"
-					maxlength="35" minlength="3"><br>
+					maxlength="35" minlength="3" required><br>
 				<Button type="submit" name="password" value="password"
 					formaction="../UserUpdateServlet" formmethod="post">
 					Passwort ändern</Button>
@@ -80,7 +80,7 @@
 				accept-charset="utf-8">
 				<label for="changeMail"> E-Mail: ${userData.eMail}</label><br>
 				<input type="email" id="changeMail" name="changeMail" size="30"
-					maxlength="35" minlength="5"><br>
+					maxlength="35" minlength="5" required><br>
 				<Button type="submit" value="changeMail">
 					<!-- formaction="../UserUpdateServlet" formmethod="post"> -->
 					E-Mail ändern
diff --git a/WebContent/html/administrationInterface.jsp b/WebContent/html/administrationInterface.jsp
index 74498c0..65cce60 100644
--- a/WebContent/html/administrationInterface.jsp
+++ b/WebContent/html/administrationInterface.jsp
@@ -56,12 +56,12 @@
                 accept-charset="utf-8" enctype="multipart/form-data">
                 <div class="nameExercise">
                     <p>Name der Übung:</p>
-                    <input type="text" name="exerciseName" size="30" maxlength="50"><br>
+                    <input type="text" name="exerciseName" size="30" maxlength="50" required><br>
                 </div>
                 <div>
 				<fieldset>
 					<legend>Muskelgruppe wählen: </legend>
-					<input type="radio" name="muscleGroup" value="Beinmuskulatur" id="c1"> 
+					<input type="radio" name="muscleGroup" value="Beinmuskulatur" id="c1" required> 
                     <label for="c1">Beinmuskulatur</label> 
                     <input type="radio" name="muscleGroup" value="Rückenmuskulatur" id="c2">
                     <label for="c2">Rückenmuskulatur</label> 
@@ -93,13 +93,10 @@
     </div>
     <script>
         document.addEventListener("DOMContentLoaded", init);
-        window.onload = function(){
+              
+        function init() {
             readExercises();
             readUsers();
-        };
-        
-        function init() {
-            
             
         }
         
diff --git a/WebContent/html/success.jsp b/WebContent/html/success.jsp
index e15c821..92b1d6e 100644
--- a/WebContent/html/success.jsp
+++ b/WebContent/html/success.jsp
@@ -22,6 +22,9 @@
 			alt="Bild der Übung" width="180" height="180">
 	</div>
 
+	<form>
+		<button formaction="administrationInterface.jsp">Zurück zur Adminverwaltung</button>
+	</form>
 </body>
 </html>