function mail_ajax(mode)
{
var params = Form.serialize("mail_form");
if (mode == "post") {
params += "&mail_post=1";
}
else if (mode == "preview") {
params += "&mail_preview=1";
}

new Ajax.Request("http://www.girlin.jp/blogsys/plugins/MailForm/mt-mail-form.cgi",
{ method : "post",
parameters : params,
onComplete : displayMailResult });
$("send_status").innerHTML = '<p><div class="submitBtnM">送信中です</div></p>';
return false;
}

function displayMailResult(obj)
{
$("send_status").innerHTML = "";
$("ajax_mail").innerHTML = obj.responseText;
}