does anyone have an idea how to render unicode 'astral plane' characters (whose CIDs are beyond 0xffff) in google v8, the javascript vm that drives both google chrome and nodejs?

funnily enough, when i give google chrome (it identifies as 11.0.696.71, running on ubuntu 10.4) an html page like this:

<script>document.write( "helo" )
document.write( "