diff --git a/sortindex.py b/sortindex.py
deleted file mode 100644
index 965bdad9..00000000
--- a/sortindex.py
+++ /dev/null
@@ -1,145 +0,0 @@
-#!/usr/bin/python
-# -*- coding: utf-8 -*-
-# Generate indexes files for the Crep's chordbook compilation. This is
-# a replacement for the original makeindex program written in C that
-# produces an index file (.sbx) from a file generated by the latex
-# compilation of the songbook (.sxd).
-#
-# Usage : songbook-makeindex.py src
-#         src is the .sxd file generated by latex
-#
-
-import sys
-import re
-import locale
-import warnings
-
-# Pattern set to ignore latex command in title prefix
-keywordPattern = re.compile(r"^%(\w+)\s?(.*)$")
-firstLetterPattern = re.compile(r"^(?:\{?\\\w+\}?)*[^\w]*(\w)")
-iecPattern = re.compile(r"\IeC {\\(.*?)}")
-replacePattern = {
-     '`A': 'À',
-     '`a': 'à',
-     '^a': 'â',
-     "'a": 'á',
-     "~a": 'ã',
-     'oe': 'œ',
-     "'e" : 'é',
-     "`e" : 'è',
-     "^e" : 'ê',
-     '"e' : 'ë',
-     "'E" : 'É',
-     "`E" : 'È',
-     "'o" : 'ó',
-     "^o" : 'ô',
-     r'"\i' : 'i',
-     r'^\i' : 'i',
-     '"u' : 'ü',
-     '`u' : 'ù',
-     '`u' : 'ù',
-     '~n' : 'ñ',
-     "c C" : 'Ç',
-     "c c" : 'ç',
-     "textquoteright" : "'",
-}
-
-def sortkey(value):
-    '''
-    From a title, return something usable for sorting. It handles locale (but
-    don't forget to call locale.setlocale(locale.LC_ALL, '')). It also try to
-    handle the sort with crappy latex escape sequences. Some chars may not be
-    handled by this function, so add them to *replacePattern* dictionnary.
-    '''
-    def repl(match):
-        try:
-            return replacePattern[match.group(1).strip()]
-        except KeyError:
-            warnings.warn("Error, no match to replace %s in %s. You should add it in the coresponding table in title_sort.py" % (match.group(0), match.group(1)))
-
-    return locale.strxfrm(iecPattern.sub(repl, value).replace(' ', 'A'))
-
-def processSXDEntry(tab):
-    return (tab[0], tab[1], tab[2])
-
-def processSXD(filename):
-    file = open(filename)
-    data = []
-    for line in file:
-        data.append(line.strip())
-    file.close()
-
-    type = data[0]
-    i = 1
-    idx = index()
-
-    if len(data) > 1:
-        while data[i].startswith('%'):
-            keywords = keywordPattern.match(data[i]).groups()
-            idx.keyword(keywords[0],keywords[1])
-            i += 1
-
-    idx.compileKeywords()
-    for i in range(i,len(data),3):
-        entry = processSXDEntry(data[i:i+3])
-        idx.add(entry[0],entry[1],entry[2])
-    return idx
-
-class index:
-    data = dict()
-    keywords = dict()
-
-    def filter(self, key):
-        letter = firstLetterPattern.match(key).group(1)
-        if re.match('\d',letter):
-            letter = '0-9'
-        return (letter.upper(), key)
-
-    def keyword(self, key, word):
-        if not self.keywords.has_key(key):
-            self.keywords[key] = []
-        self.keywords[key].append(word)
-
-    def compileKeywords(self):
-        self.prefix_patterns = []
-        if 'prefix' in self.keywords:
-            for prefix in self.keywords['prefix']:
-                self.prefix_patterns.append(re.compile(r"^(%s)\b\s*(.*)$" % prefix))
-
-    def add(self, key, number, link):
-        for pattern in self.prefix_patterns:
-            match = pattern.match(key)
-            if match:
-                key = "%s (%s)" % (match.group(2), match.group(1))
-                break # Only one match per key
-        (first, key) = self.filter(key)
-        if not self.data.has_key(first):
-            self.data[first] = dict()
-        if not self.data[first].has_key(key):
-            self.data[first][key] = []
-        self.data[first][key].append({'num':number, 'link':link})
-
-    def refToStr(self, ref):
-        if sys.version_info >= (2,6):
-            return '\\hyperlink{{{0[link]}}}{{{0[num]}}}'.format(ref)
-        else:
-            return '\\hyperlink{%(link)s}{%(num)s}' % ref
-
-    def entryToStr(self, key, entry):
-        if sys.version_info >= (2,6):
-            return '\\idxentry{{{0}}}{{{1}}}\n'.format(key, '\\\\'.join(map(self.refToStr, entry)))
-        else:
-            return '\\idxentry{%s}{%s}\n' % (key, '\\\\'.join(map(self.refToStr, entry)))
-
-    def idxBlockToStr(self, letter, entries):
-        str = '\\begin{idxblock}{'+letter+'}'+'\n'
-        for key in sorted(entries.keys(), key=sortkey):
-            str += self.entryToStr(key, entries[key])
-        str += '\\end{idxblock}'+'\n'
-        return str
-
-    def entriesToStr(self):
-        str = ""
-        for letter in sorted(self.data.keys()):
-            str += self.idxBlockToStr(letter, self.data[letter])
-        return str