/**
 * @module focus.common
 *
 * 发送小窗消息
 *
 * @author J. Jiang <jiangjing@focus.cn>
 * @create 2006-8-22
 * @update 
 */
function popmsg(login_id) {
	var cookie = document.cookie;
	var bLogon = false;
	var i = 0;
	while (i >= 0 && i < cookie.length) {
		j = cookie.indexOf("=", i);
		var name = cookie.substring(i, j);
		if (name == "house_session_id") {
			bLogon = true;
			break;
		}
		i = cookie.indexOf(";", j);
		j++;
		if (i > 0) {			
			i += 2;
		}
	}

	if (!bLogon) {
		alert("您只有登录后才能发送小窗消息!");
		return false;
	}

	window.open(
		"http://onlinemsg.focus.cn/onlinemsg/sendmessage_f.php?senduser_id=" + login_id,
		"_blank",
		"resizable=1, scrollbars=1, status=no, toolbar=no, location=no, menu=no, width=380, height=300"
	);
	return true;
}