function sfriend(dd,id,nn){
	var friend = document.getElementById(nn);
	var req = new Subsys_JsHttpRequest_Js();
	req.onreadystatechange = function() {
		if (req.readyState == 4) {
			if(req.responseJS.content!='')
				friend.innerHTML = req.responseJS.content;
		}
	}
	req.caching = false;
	file = './ajax/sfriend.php';
	req.open('POST', file, true);
	req.send({ dd: dd, id: id });
}