diff --git a/.vscode/launch.json b/.vscode/launch.json
index 1ded7e8..e80f071 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -8,7 +8,7 @@
             "name": "Python: Aktuelle Datei",
             "type": "python",
             "request": "launch",
-            "program": "run.py",
+            "program": "debug.py",
             "console": "integratedTerminal"
         }
     ]
diff --git a/gui/gui.py b/gui/gui.py
index b31ad71..d1724ce 100644
--- a/gui/gui.py
+++ b/gui/gui.py
@@ -83,6 +83,7 @@ class Gui:
             [
                 sg.Text('Output name'),
                 sg.In(size=(25, 1), enable_events=True, key='-OUTPUT NAME-'),
+                sg.Button('Confirm', key='-SET OUTPUT NAME-'),
             ],
             [
                 sg.HSeparator(),
@@ -211,10 +212,10 @@ class Gui:
                                     'You didn\'t set a name for the image, it will be named randomly.')
                                 output_name = secrets.token_hex(16)
 
-                            folder = nassi(input_path=file_path, output_path=output_path, outputname=output_name, gui=self,
+                            nassi(input_path=file_path, output_path=output_path, outputname=output_name, gui=self,
                                   font_filepath=font_filepath, behaviour=exists_choice)
 
-                            fnames = output(folder=folder)
+                            fnames = output(values)
                             sg.popup_annoying('Successfully created!', title='Created',
                                               auto_close_duration=2, auto_close=True, text_color='green')
                             window['-OUTPUT FILE LIST-'].update(fnames)
@@ -270,7 +271,7 @@ class Gui:
             if event == '-OUTPUT FOLDER-':
                 logging.debug(('event = ' + str(event) +
                                ' value = ' + str(values['-OUTPUT FOLDER-'])))
-                fnames = output(values['-OUTPUT FOLDER-'])
+                fnames = output(values)
                 window['-OUTPUT FILE LIST-'].update(fnames)
             elif event == '-OUTPUT FILE LIST-':
                 logging.debug(('event = ' + str(event) +
@@ -299,7 +300,7 @@ class Gui:
 
             # optional Input
 
-            if event == '-OUTPUT NAME-':
+            if event == '-SET OUTPUT NAME-':
                 output_name = values['-OUTPUT NAME-']
 
             if event == '-TTF FOLDER-':
@@ -313,7 +314,7 @@ class Gui:
 
             if event == '-REFRESH-':
                 try:
-                    fnames = output(values['-OUTPUT FOLDER-'])
+                    fnames = output(values)
                     window['-OUTPUT FILE LIST-'].update(fnames)
                 except NoPathError:
                     pass
diff --git a/gui/utils.py b/gui/utils.py
index be0b7cf..52e960d 100644
--- a/gui/utils.py
+++ b/gui/utils.py
@@ -1,10 +1,9 @@
+import os
+from typing import Optional
+
 from errors.custom import NoPathError
 from interpreter.NassiShneidermann import NassiShneidermanDiagram, Overwrite_behaviour, OB
-
-from typing import Optional
-import os
-import logging
-
+from draw.Iinstruction import *
 
 def nassi(input_path: str, output_path: str, outputname: str, gui, behaviour: Overwrite_behaviour, font_filepath: Optional[str]=None):
     NSD = NassiShneidermanDiagram(gui.debug_mode)
@@ -27,12 +26,9 @@ def nassi(input_path: str, output_path: str, outputname: str, gui, behaviour: Ov
     return output_directory
 
 
-def output(folder):
-    if folder:
-        output_path = folder
-    else:
-        raise
 
+def output(values):
+    output_path = values['-OUTPUT FOLDER-']
     if output_path == '':
         raise NoPathError
     try:
diff --git a/interpreter/interpret_source.py b/interpreter/interpret_source.py
index 2b8a997..dddb0db 100644
--- a/interpreter/interpret_source.py
+++ b/interpreter/interpret_source.py
@@ -19,10 +19,16 @@ class Function_scope(Iterable):
         self.return_type = return_type
         self.args = args
 
+    def get_height(self) -> int:
+        h = 0.0
+        for inst in self.contents:
+            h += inst.getblksize()
+        return int(h)
+
     def __iter__(self):
         return self.contents.__iter__()
 
-COMMENT_PATTERN = re.compile(r"""^//|^/\*\*|^\*|^--""")
+COMMENT_PATTERN = re.compile(r"""^(//|--|#).*""")
 REMOVE_KEYWORDS = [' ', ';', "public", "private", "final", "protected"]
 VARIABLE_TAGS = ["byte", "short", "int", "long", "float", "double", "boolean", "char", "String"]
 FUNCTION_IDENTIFIERS = ["void"]
@@ -31,13 +37,12 @@ FUNCTION_IDENTIFIERS.extend(VARIABLE_TAGS)
 WHILE_TAG = "solange " #german for 'while'. Change this depending on your language
 
 REPLACE = dict((re.escape(k), '') for k in REMOVE_KEYWORDS)
-remove_pattern = re.compile("|".join(REPLACE.keys()))
+remove_pattern = re.compile("|".join(REPLACE.keys()), flags=re.MULTILINE)
 
 variable_regex = "^("
 for kw in VARIABLE_TAGS:
     variable_regex += fr"""{kw}|"""
-variable_pattern = re.compile(variable_regex[0:-1]+")(.*=|.*;)(.*)")
-print(variable_pattern)
+variable_pattern = re.compile(variable_regex[0:-1]+")(.*)=?(.*)", flags=re.MULTILINE)
 
 function_regex = "^("
 for kw in FUNCTION_IDENTIFIERS:
@@ -173,6 +178,7 @@ def handle_instruction(line: str, src: List[str], i: int) -> Tuple[Iinstruction,
 
     elif variable_pattern.match(line):
         logging.debug("Found variable in line %i", i+1)
+        print("found variable in line ", i+1)
         return handle_variable(line, src, i)
     
     else:
@@ -224,6 +230,13 @@ def get_function_scopes(src: List[str]) -> List[Function_scope]:
         i+=1
     return functions
 
+def remove_keywords(src: str) -> str:
+    without_comments = ""
+    for line in src.splitlines(True):
+        if line != "\n" and not COMMENT_PATTERN.match(line):
+            without_comments += line
+    return remove_pattern.sub('', without_comments)
+
 def load_scoped_instructions(filepath: str) -> List[Function_scope]:
     src = load_src(filepath)
     return get_function_scopes(src)
diff --git a/res/input/input.java b/res/input/input.java
index b4e9624..67d01ba 100644
--- a/res/input/input.java
+++ b/res/input/input.java
@@ -1,5 +1,7 @@
 import greenfoot.*;  // (World, Actor, GreenfootImage, Greenfoot and MouseInfo)
 
+//Comment that the interpreter may never know of
+
 public class Rover extends Actor
 {
     private Display anzeige;