function sendAjax(ptype)
{
	var form = document.FRM;

	switch(ptype){
		case 'ID':
			if(form.userid.value.length < 6){
				alert("¾ÆÀ̵ð´Â 6ÀÌ»ó 12ÀÚÀÌÇÏ ÀÔ´Ï´Ù. ¾ÆÀ̵𸦠ÀÔ·ÂÇØ ÁֽʽÿÀ");
				form.userid.focus();
				return;
			}
			if(!isAlpha(form.userid, "¾ÆÀ̵ð´Â ¿µ¹®ÀÚ¿Í ¼ýÀÚ¸¸ ÀÔ·ÂÇØ ÁÖ¼¼¿ä"))	return;
			if(isFrmEmpty(form.userid, "¾ÆÀ̵𸦠ÀÔ·ÂÇØ ÁֽʽÿÀ"))	return;

			if(isObject(form.mcode)){
				var params = "ptype="+ptype+"&userid="+form.userid.value+"&mcode="+form.mcode.value;
			}else{
				var params = "ptype="+ptype+"&userid="+form.userid.value;
			}
			break;

		case 'NICKNAME':
			if(isFrmEmpty(form.nickname, "´Ð³×ÀÓÀ» ÀÔ·ÂÇØ ÁֽʽÿÀ"))	return;
			var params = "ptype="+ptype+"&nickname="+form.nickname.value;
			break;
	}

	new ajax.xhr.Request("/module/ajax/login_check_proc.php",params,AjaxRtn,"POST");
}

function AjaxRtn(req)
{
	if(req.readyState==4){
		if(req.status==200){
			var form = document.FRM;
			var data = eval("(" + req.responseText + ")");

			is_check = data.is_check;

			switch(data.ptype){
				case "ID":
					switch(is_check){
						case "Y":
							msg = 'ÀÔ·ÂÇϽŠ¾ÆÀ̵ð´Â »ç¿ë°¡´ÉÇÑ ¾ÆÀ̵ð ÀÔ´Ï´Ù.';
							break;

						case "N":
							msg = 'ÀÔ·ÂÇϽŠ¾ÆÀ̵ð´Â ÀÌ¹Ì µî·ÏµÈ ¾ÆÀ̵ð ÀÔ´Ï´Ù.';
							break;
					}
					form.is_id_check.value = is_check;
					break;

				case "NICKNAME":
					if(is_check=="Y"){
						msg = 'ÀÔ·ÂÇϽŠ´Ð³×ÀÓÀº »ç¿ë°¡´ÉÇÕ´Ï´Ù.';
					}else{
						msg = 'ÀÔ·ÂÇϽŠ´Ð³×ÀÓÀº ÀÌ¹Ì »ç¿ëÁßÀÔ´Ï´Ù. ´Ù¸¥ ´Ð³×ÀÓÀ» ÀÔ·ÂÇØ ÁֽʽÿÀ.';
					}
					form.is_nickname_check.value = is_check;
					break;
			}

			alert(msg);
			return;
		}
	}
}