if($XHTML_MIME==true) { if(!stripos($_SERVER['HTTP_USER_AGENT'],'msie')) { $CTYPE="application/xhtml+xml";header("Content-type: $CTYPE; charset: $CHARSET"); } else { $CTYPE="text/html";header("Content-type: $CTYPE; charset: $CHARSET"); } } else { $CTYPE="text/html";header("Content-type: $CTYPE; charset: $CHARSET"); }