diff --git a/timeTrack.py b/timeTrack.py
index 0198bd8..f37369e 100644
--- a/timeTrack.py
+++ b/timeTrack.py
@@ -3,15 +3,13 @@
 #
 # timeTrack.py
 # by 4nima
-# v.0.3.0
+# v.0.4.0
 #
 #########################
 # simple time tracking with database 
 #########################
 
 import datetime
-from sqlite3.dbapi2 import Cursor
-import time
 import sqlite3
 import json
 import os
@@ -24,6 +22,7 @@ class TimeTrack:
         self.CONFIG     = CONFIG
         self.USERID     = 0
         self.USERNAME   = ''
+        self.OLDEVENT   = 2
         self.LOGFILE    = 'timetrack.log'
         logging.basicConfig(
             filename=self.LOGFILE,
@@ -35,6 +34,15 @@ class TimeTrack:
         self.load_config()
 
     ## Prepartation
+    ### Check OS and clear screen
+    def clear_screen(self):
+        if os.name == 'posix':
+            logging.debug('Unix/Linux system detected')
+            _ = os.system('clear')
+        else:
+            logging.debug('Winwos System detected')
+            _ = os.system('cls')
+            
     ### Creates a database if none is found
     def db_setup(self):
         if os.path.isfile(self.DATABASE):
@@ -118,14 +126,16 @@ class TimeTrack:
             else:
                 logging.info('Config file was loaded successfully')
                 self.USERID = data['user']
+                self.OLDEVENT = data['oldevent']
                 logging.debug('UserID {} was used'.format(data['user']))
                 self.set_user()
 
         else:
             logging.warning('Config file not found')
             config = {
+                'default' : 'interactive',
                 'user' : 1,
-                'default' : 'interactive'
+                'oldevent' : 2
             }
             with open(self.CONFIG, "w") as outfile:
                 json.dump(config, outfile, indent=4, sort_keys=True)
@@ -221,7 +231,7 @@ class TimeTrack:
 
     ## Time handling
     ### Creates an active event if none exists for the user
-    def set_event(self, TIME=datetime.datetime.now()):
+    def save_event(self, TIME=datetime.datetime.now()):
         if not self.get_event(USERID=self.USERID):
             logging.debug('No active events found for the user: {}'.format(self.USERID))
             connect = sqlite3.connect(self.DATABASE)
@@ -234,13 +244,16 @@ class TimeTrack:
                 logging.error('Event could not be created')
                 logging.debug(sql)
                 print('Event konnte nicht gespeichert werden.')
+                return False
             else:
                 logging.info('Event was created successfully')
                 connect.commit()
             
             connect.close()
+            return True
         else:
             logging.warning('Active events found for the user, new event could not be created')
+            return False
 
     ### Deletes an active event based on a user or event ID
     def delete_event(self, ENTRYID='', USERID=''):
@@ -309,14 +322,64 @@ class TimeTrack:
             else:
                 logging.debug('{} events found'.format(len(data)))
                 return data[0]
-####################################################################################################
-####################################################################################################
-####################################################################################################
-####################################################################################################
-    def time_start(self):
-        pass
 
-    def time_end(self):
+    def time_start(self, AUTOFORWARD=True):
+        self.clear_screen()
+        starttime = datetime.datetime.now()
+        logging.info('New Event process started at {}'.format(starttime))
+        if self.save_event(starttime):
+            print('Neues Event gestartet um {}'.format(starttime.strftime("%H:%M")))
+        else:
+            data = self.get_event(USERID=self.USERID)
+            print('Es existiert bereits ein aktives Event.')
+            if (data[1] + datetime.timedelta(hours=self.OLDEVENT)) <= datetime.datetime.now():
+                logging.info('Event exceeds allowed duration')
+                print('Zeiteintrag ist zu alt laut den Einstellungen (älter {} Stunden)'.format(self.OLDEVENT))
+
+                if datetime.date.today() == data[1].date():
+                    print('Start um: {}'.format(data[1].strftime("%H:%M")))
+                else:
+                    print('Start am: {}'.format(data[1].strftime("%d.%m.%Y um %H:%M")))
+                
+                elapsed = datetime.datetime.now() - data[1]
+                if elapsed.days:
+                    logging.debug('Event older than 1 day ({} days)'.format(elapsed.days))
+                    print('Vergangene Zeit: >{} Tage'.format(elapsed.days))
+                else:
+                    logging.debug('Event younger than 1 day')
+                    print('Vergangene Zeit: >{} Stunden'.format(int(elapsed.seconds/3600)))
+
+                userinput = ''
+                while True:
+                    if userinput == "A" or userinput == "a" or userinput == "1" \
+                        or userinput == "F" or userinput == "f" or userinput == "2" \
+                        or userinput == "L" or userinput == "l" or userinput == "3":
+                        break
+                    print('Soll das Event fortgesetzt oder gelöscht werden?')
+                    print('[1/F/f] für fortsetzen')
+                    print('[2/L/l] für löschen')
+                    print('[3/A/a] für abbrechen')
+                    userinput = input('Antwort: ')
+                    logging.debug('User input: {}'.format(userinput))
+                    self.clear_screen()
+
+                if userinput == "F" or userinput == "f" or userinput == "1":
+                    logging.debug('Event should be continued')
+                    self.time_stop()
+                elif userinput == "L" or userinput == "l" or userinput == "2":
+                    logging.info('Event should be deleted (eventid: {})'.format(data[0]))
+                    self.delete_event(data[0])
+                    self.time_start()
+                else:
+                    logging.debug('Terminated by the user')
+                    exit()
+            
+            else:
+                logging.debug('Event continues (eventid{})'.format(data[0]))
+                print('Event von {} Uhr geladen'.format(data[1].strftime("%H:%M")))
+                self.time_stop()
+
+    def time_stop(self):
         pass
 
     def get_time(self):
@@ -325,5 +388,6 @@ class TimeTrack:
 
 test = TimeTrack()
 #test.delete_event(USERID=1)
-#test.set_event()
-test.get_event()
\ No newline at end of file
+#test.save_event()
+#test.get_event()
+test.time_start()
\ No newline at end of file