var phpadsbanner = '';

phpadsbanner += '<'+'a href=\'http://www.theecologist.org/adserver/adclick.php?bannerid=44&amp;zoneid=2&amp;source=&amp;dest=http%3A%2F%2Fwww.theecologist.co.uk%2Fbanner.asp%3Fbanner_id%3D51\' target=\'_self\' onMouseOver="self.status=\'The Stern Review\'; return true;" onMouseOut="self.status=\'\';return true;"><'+'img src=\'http://www.theecologist.org/banners/stern_banner.jpg\' width=\'148\' height=\'64\' alt=\'The Stern Review\' title=\'The Stern Review\' border=\'0\'><'+'/a><'+'div id="beacon_44" style="position: absolute; left: 0px; top: 0px; visibility: hidden;"><'+'img src=\'http://www.theecologist.org/adserver/adlog.php?bannerid=44&amp;clientid=17&amp;zoneid=2&amp;source=&amp;block=0&amp;capping=0&amp;cb=3e79770b3f6774cd1427398ea2b7ff4f\' width=\'0\' height=\'0\' alt=\'\' style=\'width: 0px; height: 0px;\'><'+'/div>';

document.write(phpadsbanner);