MOOR Online Legacy to Unicode Converter
MOOR Software has created an online tool that allows you to convert legacy fonts to Unicode. Visit their website and upload the document you want to convert. Visit: http://www.moorwebsoftware.com/DocxConvert.aspx UPDATE: Unfortunately this site is no longer online. You can try this online converter: http://www.sbbic.org/2014/04/17/online-khmer-legacy-to-unicode-converter/