aubycek,
Actually I found the issue.. somehow you're saving these documents in UTF-8 format..
I made a simple document containing "ECHO Testing!" in notepad, when saving it I used the following options (note the Encoding selected):
When executing it I get the same issue you are stating:
So the question is, are you intentionally saving in UTF8 format? Did you start with one document that may have already been UTF8 and appended to it? Simply saving it as a normal ANSI encoded document will fix it.