diff --git a/source/de/anomic/language/languageDataExtractor.java b/source/de/anomic/language/languageDataExtractor.java
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+++ b/source/de/anomic/language/languageDataExtractor.java
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+// languageDataExtractor.java
+// -----------------------
+// part of YaCy
+// (C) by Michael Peter Christen; mc@anomic.de
+// first published on http://www.anomic.de
+// Frankfurt, Germany, 2004
+//
+// This File is contributed by Marc Nause
+//
+// $LastChangedDate: 2007-07-29 $
+// $LastChangedRevision: $
+// $LastChangedBy: low012 $
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+//
+// Using this software in any meaning (reading, learning, copying, compiling,
+// running) means that you agree that the Author(s) is (are) not responsible
+// for cost, loss of data or any harm that may be caused directly or indirectly
+// by usage of this softare or this documentation. The usage of this software
+// is on your own risk. The installation and usage (starting/running) of this
+// software may allow other people or application to access your computer and
+// any attached devices and is highly dependent on the configuration of the
+// software which must be done by the user of the software; the author(s) is
+// (are) also not responsible for proper configuration and usage of the
+// software, even if provoked by documentation provided together with
+// the software.
+//
+// Any changes to this file according to the GPL as documented in the file
+// gpl.txt aside this file in the shipment you received can be done to the
+// lines that follows this copyright notice here, but changes must not be
+// done inside the copyright notive above. A re-distribution must contain
+// the intact and unchanged copyright notice.
+// Contributions and changes to the program code must be marked as such.
+
+
+
+// This program creates a file with information about the percentage
+// in which letters are included in a text.
+//
+// The program can be started with the following arguments:
+//
+// input=filename     name of the file the text is stored in
+// output=filename    name of the file the data will be stored in
+// name=langugaename  name of the language the text is written in
+// name=code          code of the language the text is written in (e.g. en-GB)
+
+import java.io.BufferedReader;
+import java.io.BufferedWriter;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.InputStreamReader;
+import java.io.OutputStreamWriter;
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.Iterator;
+
+public class languageDataExtractor {
+
+    public static void main (String[] args) {
+
+        BufferedReader inputFile = null;
+        BufferedWriter outputFile = null;
+        char key = 'x';
+        Float fValue = new Float(0); 
+        HashMap map = new HashMap();
+        int quantity = 0;
+        Iterator mapiter;
+        String code = "";
+        String file = "";
+        String input = "";
+        String line = "";
+        String name = "";
+        String output = "";
+        String sKey = "";
+
+        //Program started with arguments 'input' or 'output'?
+        if (args.length <= 4) {
+
+            for(int i=0;i<args.length;i++){
+
+                String temp = args[i];
+
+                if (temp.startsWith("input=")) {
+                    input = temp.substring(6);
+                } else if (temp.startsWith("output=")) {
+                    output = temp.substring(7);
+                } else if (temp.startsWith("name=")) {
+                    name = temp.substring(5);
+                } else if (temp.startsWith("code=")) {
+                    code = temp.substring(5);
+                }
+            }
+
+        }
+
+        //Ask user if arguments were not used when starting program.
+        if ((input == "") || (output == "") || (name == "") || (code == "")) {
+            BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
+            try {
+                if(input == "") {
+                    System.out.print("Name of file text is to be read from: ");
+                    input = in.readLine();
+                }
+                if(name == "") {
+                    System.out.print("Name of the language the text is written in: ");
+                    name = in.readLine();
+                }
+                if(code == "") {
+                    System.out.print("Code of the language the text is writen in (e.g. en-GB): ");
+                    code = in.readLine();
+                }
+                if(output == "") {
+                    System.out.print("Name of file data is to be written to: ");
+                    output = in.readLine();
+                }
+            }
+            catch (IOException e) {
+                System.out.println(e);
+                System.out.println("Program aborted!");
+            }
+        }
+
+        //Trying to open input file.
+        try {
+            inputFile = new BufferedReader(new InputStreamReader(new FileInputStream(input), "UTF8"));
+        }
+        catch (IOException e) {
+            System.out.println("Error openinging file "+input);
+            System.out.println("Program aborted! No data has been written!");
+            System.exit(1);
+        }
+
+        //Trying to read from input file and put quantity of letters into map.
+        try {
+            while ((line = inputFile.readLine()) != null) {
+                for(int i=0;i<line.length();i++){
+                    key = line.charAt(i);
+                    if(Character.isLetter(key)){
+                        key = Character.toLowerCase(key);
+                        sKey = "" + key;
+                        if (map.containsKey(sKey)) {
+                            fValue = new Float(Float.parseFloat(map.get(sKey).toString()) + 1);
+                        }
+                        else {
+                            fValue = new Float(1);
+                        }
+                        map.put(sKey, fValue);
+                        quantity++;
+                    }
+                }
+            }
+        }
+        catch (IOException e) {
+            System.out.println("Error reading file "+input);
+            System.out.println("Program aborted! No data has been written!");
+            System.exit(1);
+        }
+
+        //Creating content for file.
+        file = "<language name=\""+name+"\" code=\""+code+"\">\n";
+        mapiter = map.keySet().iterator();
+        while(mapiter.hasNext()){
+            key = mapiter.next().toString().charAt(0);
+            sKey = "" + key; 
+            file += "\n  <letter>\n    <name>"+key+"</name>\n    <quantity>"+(Float.parseFloat(map.get(sKey).toString())/quantity*100)+"</quantity>\n  <letter>\n";
+        }
+        file += "\n</language>";
+
+        //Writing file.
+        try {
+            outputFile = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(output), "UTF8"));
+            outputFile.write(file);
+            outputFile.close();
+        }
+        catch (IOException e) {
+            System.out.println("Error writing file "+input);
+            System.out.println("Program aborted! No data has been written!");
+            System.exit(1);
+        }
+    }
+}
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