[xwiki-users] attach with target

Hello. trying to link to an attach(PDF file) from my page and i don;t know how to add the target = "_blank" property. i found this thread... but it does not give the sollution, it just sais that it is possible. how weird is that? http://n2.nabble.com/Attachment-link-with-target-td506932.html#a506933 thanks