<!--
function next(str,size) {     // 주민번호 valid check , 자동 다음 폼 이동

   num = str.juminno1.value;
   siz = num.length;
   numFlag = Number(num);
   if(!numFlag && siz > 1 && num != '00' &&  num != '000'){
         alert('숫자만 입력할수 있습니다.');
		 str.juminno1.value = "";
         str.juminno1.select();
         str.juminno1.focus();
         return false;
   }

   if(siz == size){
      str.juminno2.focus();
	  return true;
   }
}

function form_retype() {
	document.namecheck.member_name.value = "";
	document.namecheck.juminno1.value = "";
	document.namecheck.juminno2.value = "";
	document.namecheck.member_name.focus();
}

function form_check() {
	if (!document.namecheck.member_agree.checked) {
		alert("회원가입약관에 동의하셔야 가입하실 수 있습니다.");
		document.namecheck.member_agree.focus();
		return false ;
	}
	if(!document.namecheck.member_name.value) {
         alert('이름을 입력하세요.');
         document.namecheck.member_name.focus();
         return false;
	}
	if(!document.namecheck.juminno1.value || document.namecheck.juminno1.value.length != 6) {
         alert('주민등록번호 앞 6자리를 정확하게 입력하세요.');
         document.namecheck.juminno1.focus();
         return false;
	}
	if(!document.namecheck.juminno2.value || document.namecheck.juminno2.value.length != 7) {
         alert('주민등록번호 뒤 7자리를 정확하게 입력하세요.');
         document.namecheck.juminno2.focus();
         return false;
	}
	if(!JuminCheck(document.namecheck.juminno1.value, document.namecheck.juminno2.value)) {
		alert ('주민등록번호에 오류가 있습니다.');
        document.namecheck.juminno1.focus();
		return false;
	}
	document.namecheck.action = '/member/member_namecheck.php';
	document.namecheck.submit();
}

//주민등록번호 체크
function JuminCheck(jumin1, jumin2) { 
	var weight = '234567892345';
	var sum = 0; 

	if( jumin1.length!=6 || jumin2.length!=7 ) return false;
	var juminno = jumin1 + jumin2;

	for (i = 0; i < 12; i++) { 
		sum = sum + (juminno.substr(i,1)*weight.substr(i,1));
	} 

	var rst = sum%11; 
	var result = 11 - rst; 

	if (result == 10) 
	{
		result = 0;
	} 
	else if (result == 11) 
	{
		result = 1;
	} 

	var jumin = juminno.substr(12,1); 

	if (result != jumin) 
	{
		return false;
	}
	if (jumin1 == "550705" && jumin2 == "2261111")
	{
		alert('주민등록번호 도용으로 신고접수된 번호입니다.');
		return false;
	}
	return true; 
}
//-->