diff --git a/webgen.py b/webgen.py
index 7688d31..a6bfc97 100755
--- a/webgen.py
+++ b/webgen.py
@@ -3,7 +3,7 @@
 import sys, os, re, markdown, datetime
 
 try:
-    mark_down_file = sys.argv[1]
+    parameters = sys.argv[1]
 except:
     sys.exit(
         sys.argv[0]
@@ -11,11 +11,24 @@ except:
     )
 
 
+if parameters== "--html":
+    fileending=".html"
+    try:
+        mark_down_file = sys.argv[2]
+    except:
+        sys.exit(
+            sys.argv[0]
+            + ": Bitte eine Text oder Markdowndatei angeben.\ Dieses Tool wandelt eine entsprechende Datei in eine einfache Webseite"
+        )
+else:
+    fileending=""
+
+
 # creationtime = datetime.datetime.now().strftime("%Y-%m-%d %H ")
 creationtime = datetime.datetime.now().strftime("%Y-%m-%d %H:%M")
 
 if re.match(".*\.md$", mark_down_file):
-    new_file_name = creationtime + "  " + re.sub(".md$", ".html", mark_down_file)
+    new_file_name = creationtime + "  " + re.sub(".md$", fileending, mark_down_file)
     html_out_file = open(new_file_name, "w")
     title_of_text = re.sub(".md$", "", mark_down_file)
 else: