diff --git a/util/tts.py b/util/tts.py
index 00112acef..db3bca8b5 100644
--- a/util/tts.py
+++ b/util/tts.py
@@ -6,6 +6,8 @@
 #  Python 2.5  http://www.python.org/download/releases/2.5.4/
 #  Python 2.7   http://www.python.org/download/releases/2.7.3/
 #  PyTTS  http://pypi.python.org/pypi/pyTTS
+#  PyWin32 http://sourceforge.net/projects/pywin32/files/pywin32/
+
 #
 #  Note
 #  At the moment, pyTTS is only available for Python 2.3, 2.4 and 2.5. To use it for later versions without having to 
@@ -45,14 +47,22 @@ def generate(str, idx):
                 os.remove(temp)
                             
         else:
-            subprocess.Popen(["C:\Program Files\eSpeak\command_line\espeak.exe", "-z", "-w", "%04d.wav" % idx, str], stdout=subprocess.PIPE, stderr=subprocess.PIPE).wait()
+            #subprocess.Popen(["C:\Program Files\eSpeak\command_line\espeak.exe", "-z", "-w", "%04d.wav" % idx, str], stdout=subprocess.PIPE, stderr=subprocess.PIPE).wait()
+            subprocess.Popen(["espeak.exe", "-z", "-w", "%04d.wav" % idx, str], stdout=subprocess.PIPE, stderr=subprocess.PIPE).wait()
         if not "speak" in sys.argv:
             if 'ad4' in sys.argv:
-                subprocess.Popen(["D:\Perso\workspace\companion9x\AD4CONVERTER.EXE", "-E4", result], stdout=subprocess.PIPE, stderr=subprocess.PIPE).wait()
+                #subprocess.Popen(["D:\Perso\workspace\companion9x\AD4CONVERTER.EXE", "-E4", result], stdout=subprocess.PIPE, stderr=subprocess.PIPE).wait()
+                subprocess.Popen(["AD4CONVERTER.EXE", "-E4", result], stdout=subprocess.PIPE, stderr=subprocess.PIPE).wait()
                 result = result.replace(".wav", ".ad4")
+            elif 'sox' in sys.argv:
+            	maxvolume=subprocess.Popen(["sox",result,"-n","stat","-v"],stdout=subprocess.PIPE, stderr=subprocess.PIPE).communicate()[1]
+		subprocess.Popen(["sox.exe", "--show-progress","-v",maxvolume,result,temp],stdout=subprocess.PIPE).communicate()[0];
+            	subprocess.Popen(["sox.exe", "-twav", temp, "-b1600","-c1","-e","a-law",result], stdout=subprocess.PIPE, stderr=subprocess.PIPE).wait()
+                os.remove(temp)
             else:
-                os.rename(result, temp)
-                subprocess.Popen(["C:/Programs/ffmpeg/bin/ffmpeg.exe", "-y", "-i", temp, "-acodec", "pcm_alaw", "-ar", "16000", result], stdout=subprocess.PIPE, stderr=subprocess.PIPE).wait()
+                os.rename(result, temp) 
+                #subprocess.Popen(["C:/Programs/ffmpeg/bin/ffmpeg.exe", "-y", "-i", temp, "-acodec", "pcm_alaw", "-ar", "16000", result], stdout=subprocess.PIPE, stderr=subprocess.PIPE).wait()
+                subprocess.Popen(["ffmpeg.exe", "-y", "-i", temp, "-acodec", "pcm_alaw", "-ar", "16000", result], stdout=subprocess.PIPE, stderr=subprocess.PIPE).wait()
                 os.remove(temp)
                 
     if result: