diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 96b8a8b..4eeb8b4 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -2,8 +2,8 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="db773f9a-00fd-4a2d-a6a9-bbfafdd60b01" name="Default Changelist" comment="">
-      <change afterPath="$PROJECT_DIR$/src/FitnessTest_M.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/Main.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/Main.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/FitnessTest_M.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/FitnessTest_M.java" afterDir="false" />
     </list>
     <ignored path="$PROJECT_DIR$/out/" />
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
@@ -17,11 +17,11 @@
   </component>
   <component name="FileEditorManager">
     <leaf SIDE_TABS_SIZE_LIMIT_KEY="300">
-      <file pinned="false" current-in-tab="true">
+      <file pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/Main.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="342">
-              <caret line="149" lean-forward="true" selection-start-line="149" selection-end-line="149" />
+            <state relative-caret-position="2533">
+              <caret line="149" selection-start-line="149" selection-end-line="149" />
               <folding>
                 <element signature="imports" expanded="true" />
                 <element signature="e#2492#2625#0" expanded="true" />
@@ -31,15 +31,19 @@
           </provider>
         </entry>
       </file>
-      <file pinned="false" current-in-tab="false">
+      <file pinned="false" current-in-tab="true">
         <entry file="file://$PROJECT_DIR$/src/FitnessTest_M.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="464">
-              <caret line="59" column="1" lean-forward="true" selection-start-line="59" selection-start-column="1" selection-end-line="59" selection-end-column="1" />
+            <state relative-caret-position="411">
+              <caret line="96" selection-start-line="96" selection-end-line="96" />
               <folding>
                 <element signature="imports" expanded="true" />
-                <element signature="e#1680#1681#0" expanded="true" />
-                <element signature="e#1732#1733#0" expanded="true" />
+                <element signature="e#1631#2028#0" expanded="true" />
+                <element signature="e#2027#2028#0" expanded="true" />
+                <element signature="e#2388#2785#0" expanded="true" />
+                <element signature="e#2784#2785#0" expanded="true" />
+                <element signature="e#2903#2904#0" expanded="true" />
+                <element signature="e#2956#2957#0" expanded="true" />
               </folding>
             </state>
           </provider>
@@ -74,6 +78,11 @@
     </replaceStrings>
   </component>
   <component name="Git.Settings">
+    <option name="PREVIOUS_COMMIT_AUTHORS">
+      <list>
+        <option value="MSeibert97 &lt;michael.seibert@informatik.hs-fulda.de&gt;" />
+      </list>
+    </option>
     <option name="UPDATE_TYPE" value="MERGE" />
     <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
   </component>
@@ -88,8 +97,8 @@
         <option value="$PROJECT_DIR$/src/Quiz_Spiel.java" />
         <option value="$PROJECT_DIR$/src/Tage_DTest.java" />
         <option value="$PROJECT_DIR$/src/Tage_D.java" />
-        <option value="$PROJECT_DIR$/src/FitnessTest_M.java" />
         <option value="$PROJECT_DIR$/src/Main.java" />
+        <option value="$PROJECT_DIR$/src/FitnessTest_M.java" />
       </list>
     </option>
   </component>
@@ -393,7 +402,14 @@
       <option name="project" value="LOCAL" />
       <updated>1563228818747</updated>
     </task>
-    <option name="localTasksCounter" value="23" />
+    <task id="LOCAL-00023" summary="Der erste commit für meine FitnessTest Klasse. Hier wurde nur ein Grundgerüst für dessen GUI erstellt. Noch sind keine&#10;richtige Funktionen enthalten.">
+      <created>1563257833088</created>
+      <option name="number" value="00023" />
+      <option name="presentableId" value="LOCAL-00023" />
+      <option name="project" value="LOCAL" />
+      <updated>1563257833088</updated>
+    </task>
+    <option name="localTasksCounter" value="24" />
     <servers />
   </component>
   <component name="TimeTrackingManager">
@@ -401,18 +417,19 @@
   </component>
   <component name="ToolWindowManager">
     <frame x="-7" y="-7" width="1295" height="695" extended-state="6" />
+    <editor active="true" />
     <layout>
-      <window_info active="true" content_ui="combo" id="Project" order="0" visible="true" weight="0.254251" />
+      <window_info content_ui="combo" id="Project" order="0" visible="true" weight="0.254251" />
       <window_info id="Structure" order="1" side_tool="true" weight="0.25" />
       <window_info id="Image Layers" order="2" />
       <window_info id="Designer" order="3" />
       <window_info id="UI Designer" order="4" />
       <window_info id="Capture Tool" order="5" />
       <window_info id="Favorites" order="6" side_tool="true" />
-      <window_info anchor="bottom" id="Messages" order="0" weight="0.3279743" />
+      <window_info anchor="bottom" id="Messages" order="0" weight="0.3268206" />
       <window_info anchor="bottom" id="Message" order="1" />
       <window_info anchor="bottom" id="Find" order="2" weight="0.3290461" />
-      <window_info anchor="bottom" id="Run" order="3" weight="0.33440515" />
+      <window_info active="true" anchor="bottom" id="Run" order="3" visible="true" weight="0.124333926" />
       <window_info anchor="bottom" id="Debug" order="4" weight="0.3997344" />
       <window_info anchor="bottom" id="Cvs" order="5" weight="0.25" />
       <window_info anchor="bottom" id="Inspection" order="6" weight="0.4" />
@@ -487,7 +504,8 @@
     <MESSAGE value="Tage_D Zufallsgenerator erstellt." />
     <MESSAGE value="Tage_D Generator angepasst mit Zeitpunkt Änderung größer dieses Jahres" />
     <MESSAGE value="Main und Tage_D erweitert um neue Menübutton und Funktionen optimiert auf Darstellung. Nun werden Zeilen auch direkt neben einander gezeigt." />
-    <option name="LAST_COMMIT_MESSAGE" value="Main und Tage_D erweitert um neue Menübutton und Funktionen optimiert auf Darstellung. Nun werden Zeilen auch direkt neben einander gezeigt." />
+    <MESSAGE value="Der erste commit für meine FitnessTest Klasse. Hier wurde nur ein Grundgerüst für dessen GUI erstellt. Noch sind keine&#10;richtige Funktionen enthalten." />
+    <option name="LAST_COMMIT_MESSAGE" value="Der erste commit für meine FitnessTest Klasse. Hier wurde nur ein Grundgerüst für dessen GUI erstellt. Noch sind keine&#10;richtige Funktionen enthalten." />
   </component>
   <component name="com.intellij.coverage.CoverageDataManagerImpl">
     <SUITE FILE_PATH="coverage/Alpha_GOGS$Main.ic" NAME="Main Coverage Results" MODIFIED="1563229577210" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="idea" COVERAGE_BY_TEST_ENABLED="false" COVERAGE_TRACING_ENABLED="false" />
@@ -561,26 +579,30 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/FitnessTest_M.java">
+    <entry file="file://$PROJECT_DIR$/src/Main.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="464">
-          <caret line="59" column="1" lean-forward="true" selection-start-line="59" selection-start-column="1" selection-end-line="59" selection-end-column="1" />
+        <state relative-caret-position="2533">
+          <caret line="149" selection-start-line="149" selection-end-line="149" />
           <folding>
             <element signature="imports" expanded="true" />
-            <element signature="e#1680#1681#0" expanded="true" />
-            <element signature="e#1732#1733#0" expanded="true" />
+            <element signature="e#2492#2625#0" expanded="true" />
+            <element signature="e#2624#2625#0" expanded="true" />
           </folding>
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/Main.java">
+    <entry file="file://$PROJECT_DIR$/src/FitnessTest_M.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="342">
-          <caret line="149" lean-forward="true" selection-start-line="149" selection-end-line="149" />
+        <state relative-caret-position="411">
+          <caret line="96" selection-start-line="96" selection-end-line="96" />
           <folding>
             <element signature="imports" expanded="true" />
-            <element signature="e#2492#2625#0" expanded="true" />
-            <element signature="e#2624#2625#0" expanded="true" />
+            <element signature="e#1631#2028#0" expanded="true" />
+            <element signature="e#2027#2028#0" expanded="true" />
+            <element signature="e#2388#2785#0" expanded="true" />
+            <element signature="e#2784#2785#0" expanded="true" />
+            <element signature="e#2903#2904#0" expanded="true" />
+            <element signature="e#2956#2957#0" expanded="true" />
           </folding>
         </state>
       </provider>
diff --git a/src/FitnessTest_M.java b/src/FitnessTest_M.java
index fdd2801..d21cc00 100644
--- a/src/FitnessTest_M.java
+++ b/src/FitnessTest_M.java
@@ -1,6 +1,10 @@
 import javax.swing.*;
+
+import java.awt.Color;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
+import java.awt.event.KeyAdapter;
+import java.awt.event.KeyEvent;
 
 public class FitnessTest_M extends JFrame {
     JFrame frame = null;
@@ -14,6 +18,8 @@ public class FitnessTest_M extends JFrame {
     JTextField height_tf = null;
     JLabel weight_label = null;
     JTextField weight_tf = null;
+    JLabel height_ungueltig = null;
+    JLabel weight_ungueltig = null;
 
     public FitnessTest_M() {
         frame = new JFrame("Fitness Test");
@@ -41,14 +47,44 @@ public class FitnessTest_M extends JFrame {
 
         frame.setJMenuBar(menuBar);
 
-        height_label = new JLabel("Geben sie hier ihre Körpergröße ein (in Meter)");
+        height_ungueltig = new JLabel();
+        height_ungueltig.setForeground(Color.red);
+        panel_1.add(height_ungueltig);
+
+        height_label = new JLabel("Geben sie hier ihre Koerpergroesse ein (in Meter)");
         panel_1.add(height_label);
         height_tf = new JTextField(40);
+        height_tf.addKeyListener(new KeyAdapter() {
+            @Override
+            public void keyPressed(KeyEvent e) {
+                try {
+                    float height = Float.parseFloat(height_tf.getText());
+                    height_ungueltig.setText("");
+                } catch (NumberFormatException e1) {
+                    height_ungueltig.setText("Ungueltige Nummer");
+                }
+            }
+        });
         panel_1.add(height_tf);
 
+        weight_ungueltig = new JLabel();
+        weight_ungueltig.setForeground(Color.red);
+        panel_1.add(weight_ungueltig);
+
         weight_label = new JLabel("Geben sie hier ihr Gewicht ein (in Kilogramm)");
         panel_1.add(weight_label);
         weight_tf = new JTextField(40);
+        weight_tf.addKeyListener(new KeyAdapter() {
+            @Override
+            public void keyPressed(KeyEvent w) {
+                try {
+                    float weight = Float.parseFloat(weight_tf.getText());
+                    weight_ungueltig.setText("");
+                } catch (NumberFormatException w1) {
+                    weight_ungueltig.setText("Ungueltige Nummer");
+                }
+            }
+        });
         panel_1.add(weight_tf);
 
         frame.setVisible(true);
@@ -58,3 +94,4 @@ public class FitnessTest_M extends JFrame {
         FitnessTest_M M = new FitnessTest_M();
     }
 }
+