data=open(self.dmb_path,'rb').read()
   search=self.text.GetValue()
   search_len = len(search)
   d_chunks = ( (i, data[i:i+search_len]) for i in xrange(len(data)) )
   match=False
   for i, d_chunk in d_chunks:
      xorOffset=i&0xFF
      match=True
      try:
         for j, s_char in enumerate(search):
            d_char=ord(d_chunk[j])^xorOffset
            if s_char != d_char:
               match=False
               break
            xorOffset+=9
      except IndexError:
            match=False
            break
   if match:
      print 'Found!'
      sys.exit()