I use Babelfish from Altavista (http://babelfish.altavista.com/tr) :)
However, I try to translate English -> Japanese, and re-translate (Japanese -> English), the result (meaning) is still same, so I cut-paste the sentences.
<Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 1.1.4322)@202.73.229.88>