function start(arrow, media_code, _s_root_) {

	//テキストボックスのメール値取得	
	var mail_ac = document.getElementById("mail_ac").value;
	var mail_dom = document.getElementById("mail_dom").value;

	var agree = document.getElementById("agree").checked;
	var mail = mail_check(mail_ac, mail_dom);
	var uri = _s_root_ + "comp.php?mail=" + mail + "&arrow=" + arrow + "&mc=" + media_code + "&agree=" + agree;

	window.open(uri, "", "directories=0,location=0,menubar=0,status=0,toolbar=0,resizeable=0,width=400,height=200");

//return false;
}

function pop_up(uri) {

	window.open(uri, "", "directories=0,location=0,menubar=0,status=0,toolbar=0,resizeable=0,width=525,height=420");

//	return false;
}