function dset() {
    var i;
	i = 0;
    if (document.form1.date.length) {
        for (i = 0; i < document.form1.date.length; i++) {
            if (document.form1.date[i].checked) {
                document.form1.jdate.value = document.form1.date[i].value;
            }
        }
    } else {
        if (document.form1.date.checked) {
            document.form1.jdate.value = document.form1.date.value;
        }
    }
}
// 送信
function next(n)
{
	formobj = document.form1;
	var chk = 0;
	formobj.room.value = n;
	if (formobj.jdate.value=="") {
		alert("セミナーを選択してください。");
	} else { 
//		formobj.submit();
	suburl = "room=" + n + "&jdate=" + formobj.jdate.value + "&form=0";
	w = window.open("select.cgi?"+suburl,"seminar","width=650,scrollbars=yes");
	}
}