function login_chk(){
	var tmp = document.login_form;
	if(!tmp.id.value){
		alert("¾ÆÀ̵𸦠ÀÔ·ÂÇØ Áֽʽÿä.");
		tmp.id.focus();
	}else if(!tmp.pwd.value){
		alert("ºñ¹Ð¹øÈ£¸¦ ÀÔ·ÂÇØ Áֽʽÿä.");
		tmp.pwd.focus();
	}else{
		tmp.action="/login_ok.asp";
		tmp.submit();
	}
}
function member_part1(){
	var tmp = document.mpart1;
	var name = tmp.name;
	var t1 = tmp.tel1;
	var t2 = tmp.tel2;
	var t3 = tmp.tel3;
	var jumin1 = tmp.jumin1.value;
	var jumin2 = tmp.jumin2.value;
	var chk=0;
	
	if(!tmp.yak_ok.checked){
		alert("¾à°ü¿¡ µ¿ÀÇÇØ Áֽʽÿä.");
	}else if(!tmp.indyCheck.checked){
		alert("°³ÀÎÁ¤º¸ ¼öÁý,ÀÌ¿ë¿¡ µ¿ÀÇÇØ Áֽʽÿä.");
	}else if(!tmp.name.value){
		alert("À̸§À» ÀÔ·ÂÇØ Áֽʽÿä.");
		tmp.name.focus();
	}else if(!jumin_chk(jumin1,jumin2)){
		alert ("Áֹεî·Ï¹øÈ£°¡ ¿Ã¹Ù¸£Áö ¾Ê½À´Ï´Ù.");
		tmp.jumin1.value="";
		tmp.jumin2.value="";
	}else if(t1.value == "" || t2.value == "" || t3.value == ""){
		alert("ÁýÀüÈ­¹øÈ£¸¦ ÀÔ·ÂÇØ Áֽʽÿä.");
	}else{
		tmp.action="https://www.witnsam.com/member/part2.asp";
		tmp.submit();
	}
	
	
}
function jumin_chk(jumin1,jumin2){
	/*
	var yy = jumin1.substring(0,2);
	var mm = jumin1.substring(2,4);
	var dd = jumin1.substring(4,6);
	var sex = jumin2.substring(0,1);
	var chk=0;
	if ( (jumin1.length != 6 || jumin2.length != 7) || ( mm < 1 || mm >12 || dd <1 || dd > 31) )
	{
		return false;
	}

	if ( (sex != 1 && sex != 2 ) || (jumin2.length != 7 ) )
	{
		return false;
	}

	// Áֹεî·Ï¹øÈ£ üũ
	for (var i = 0; i <= 5 ; i++)
	{
		chk = chk + ( (i % 8 + 2) * parseInt(jumin1.substring(i, i+1)) )
	}

	for (var i = 6; i <=11 ; i++)
	{
	     chk = chk + ( (i % 8 + 2) * parseInt(jumin2.substring(i - 6, i - 5)) )
	}

	chk = 11 - (chk % 11)
	chk = chk % 10

	if (chk != jumin2.substring(6,7) )
	{
		return false;
	}*/
	return true;
}