Well I’ve achieved it in an IFrame…
<iframe
src ="http://www.positronicarts.com/blog/?cat=8"
width="100%" height = 50%>
</iframe>
Not the cleanest answer, really – it leaves all the page headers etc. which I don’t want – anyone got anything better?
The easiest way is to click on Site Admin, log in using your admin details, and click New Post from the dashboard.