function Error(t, msg)
	{
		alert(msg);
		t.focus();
	}

	function onlyDigits(e)
	{
		var key = event.keyCode;
		if(!(key==8||key==9||key==13||key==46||key==144||(key>=48&&key<=57)||key==110||key==190))
			event.returnValue = false;
	}

	function getNextWeek(form)
	{
		chktarget = form.elements["periodday[]"];
		chkday = "";

		for(i=0; i<chktarget.length; i++)
			if( chktarget[i].checked )
				chkday += chktarget[i].value + ",";

		if( form.perioddaycount.checked ) perioddaycount = "1";
		else perioddaycount = "0";

		new Ajax.Request('prototype.php', {
			method: 'post',
			parameters: {
				page: 'nextweek',
				syear: form.startdateYear.value,
				smonth: form.startdateMonth.value,
				sday: form.startdateDay.value,
				eyear: form.enddateYear.value,
				emonth: form.enddateMonth.value,
				eday: form.enddateDay.value,
				perioddaycount: perioddaycount,
				startdaycount: form.startdaycount.value,
				chkday: chkday
			},
			onComplete: resultNextWeek}
		)
	}

	function resultNextWeek(Request)
	{
		tmparr = explode('|', Request.responseText);
		document.getElementById('startdateweek').innerHTML = tmparr[0];
		document.getElementById('enddateweek').innerHTML = tmparr[1];
		document.getElementById('startcount').value = tmparr[2];

		updateCount();
	}

	// ふりがな　⇒　カタカナ 
	var eventid;
	function getConvert(id, value)
	{
		eventid = id;
		new Ajax.Request('prototype.php', {
			method: 'post',
			parameters: {
				page: 'convert',
				str: value
			},
			onComplete: resultConvert}
		)
	}

	function resultConvert(Request)
	{
		eventid.value = Request.responseText;
	}