//아이디 체크
function id_chk(f){
  if(f.mem_id.value == ""){
    alert('아이디를 입력하세요!');
    f.mem_id.focus();
    return;
  }
  chkid = /^[a-zA-Z0-9]+[\-\_]*[a-z0-9]+$/;

  if(f.mem_id.value.length < 4 || f.mem_id.value.length > 12 || f.mem_id.value.search(chkid) == -1){
    alert('아이디는 4~12자의 영문, 숫자조합으로 입력해 주세요');
    f.mem_id.focus();
    return;
  }
  id = f.mem_id.value;
  url = "/include/id_check.php?mem_id="+id;
  window.open(url,'ID_CHK','width=200,height=150');
}
//--

//숫자만 
function IsNumber(num){
  for(var i=0; i<num.length; i++){
    var chr = num.substr(i, 1);
    if(chr<'0' || chr>'9'){
      return false;
    }
  }
  return true;
}
//--

//주민번호체크
function juminchk(jumin1,jumin2){
  var tmp = 0
  var yy = jumin1.substring(0,2)
  var mm = jumin1.substring(2,4)
  var dd = jumin1.substring(4,6)
  var sex = jumin2.substring(0,1)
  if ((jumin1.length != 6 ) || ( mm < 1 || mm > 16 || dd < 1) ){
    return false;
  }
  if ((sex != 1 && sex !=2 && sex !=3 && sex !=4)|| (jumin2.length != 7 )){
    return false;
  }
  for (var i = 0; i <=5 ; i++)
    tmp = tmp + ((i%8+2) * parseInt(jumin1.substring(i,i+1)))
  for (var i = 6; i <=11 ; i++)
    tmp = tmp + ((i%8+2) * parseInt(jumin2.substring(i-6,i-5)))

  tmp = 11 - (tmp %11)
  tmp = tmp % 10

  if (tmp != jumin2.substring(6,7)){
    return false;
  }
  return true;
}
//--


//이메일 체크
function CheckEmail(str){
  var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
  if (filter.test(str)) { return true; }
  else { return false; }
}
//--


//라디오버튼 체크
function getRadioValue(x){
  if(x.value == 1){
    if(x.checked == true) return x.value;
    return "";
  }else{
    for(var i=0; i<x.length; i++)
      if (x[i].checked==true) return x[i].value;     
    return "";
  }
}
//--

//우편번호 검색
function ZipOpen(load)
{
  window.open(load+"searchzip.php", "OpenedWindow", "width=455,height=260,resizeable=no,scrollbars=yes");
}
//--