jumped the gun before reading so figured out first two but not sure why oxygen doesnt work yet but not a biggie. On to do more research.
1) changed font from default and works
2) oXygen is an XML editor that supports any XML document, and works with XML Schemas, DTDs, Relax NG schemas, and NRL Schemas. It has powerful transformation support that allows you to edit XSLT and XSL-FO documents and to obtain documents in the desired output format (such as HTML, PS, or PDF) with just one click.