function next(str,order,size){     // ÁֹιøÈ£ valid check , ÀÚµ¿ ´ÙÀ½ Æû À̵¿

	socno1ord = 1;
	socno2ord = socno1ord+1;
	if(str.elements[0].name == "PHPSESSID")
		{
		order++;		
		socno1ord = 2;
		socno2ord = socno1ord+1;
		}

   nex = order + 1;
   num = str.elements[order].value;
   siz = num.length;
   numFlag = Number(num);
   if(!numFlag && siz > 1 && num != '00' &&  num != '000'){
         alert('¼ýÀÚ¸¦ ³Ö¾îÁÖ¼¼¿ä');
         str.elements[order].select();
         str.elements[order].focus();
         return false;
   }

   if(siz == size){
      if( order == socno1ord) str.elements[nex].focus();
	  return true;
   }
   if(order == socno2ord && siz == 1){
		if(num < 1 || num > 4){
			alert('À߸øµÈ ÁֹιøÈ£ Çü½ÄÀÔ´Ï´Ù');
         	str.elements[order].select();
         	str.elements[order].focus();
			return false;
		}
   }
}

function check_value() {
	  	
   var numbers = document.regform.JUMINNO1.value + document.regform.JUMINNO2.value;
   var strings = document.regform.USERNM.value;
   
    if( strings == ""){
		alert("À̸§À» ÀÔ·ÂÇØ Áֽʽÿä.");
		document.regform.USERNM.focus(); 	
		return;
	}
   

   if( numbers == ""){
		alert("Áֹεî·Ï¹øÈ£¸¦ ÀÔ·ÂÇØ Áֽʽÿä.");
		document.regform.JUMINNO1.focus(); 	
		return;
	}
	
  
   for(i=0;i<strings.length;i++) {
        c = strings.charAt(i);   
        if(!((c < '0' || c > '9')&&(c < 'a' || c > 'z')&&(c < 'A' || c > 'Z'))){
           alert("¼º¸íÀº ÇÑ±Û ÀԷ¸¸ °¡´ÉÇÕ´Ï´Ù.");        
           document.regform.USERNM.value="";
           document.regform.USERNM.focus();
           return;        
		}
	}	
   
   for(i=0;i<numbers.length;i++) {
        c = numbers.charAt(i);   
        if((c < '0' || c > '9')){
           alert("Áֹεî·Ï¹øÈ£´Â ¼ýÀÚÀÔ´Ï´Ù.");
           document.regform.JUMINNO1.value="";
		   document.regform.JUMINNO1.focus();        
           return;        
        }
    }
    
	var sum=0;
	for(i=0;i<8;i++) { sum+=numbers.substring(i,i+1)*(i+2); }
	for(i=8;i<12;i++) { sum+=numbers.substring(i,i+1)*(i-6); }
		sum=11-(sum%11);
	if (sum>=10) { sum-=10; }
	if (numbers.substring(12,13) != sum || (numbers.substring(6,7) !=1 && numbers.substring(6,7) != 2)) {
			alert("Áֹεî·Ï¹øÈ£¿¡ ¿À·ù°¡ ÀÖ½À´Ï´Ù. ´Ù½Ã È®ÀÎÇϽʽÿÀ.");
			document.regform.JUMINNO1.value="";
			document.regform.JUMINNO1.focus();
	return;
	}
    		          	    
regform.submit();
} 

var ch = false;
function change() 
{
	if ( ch ) return;
	document.regform.JUMINNO1.value="";
	ch = true;
}

function BtnSubmit_Onclick(arg1){

	form = document.inform;

	if(arg1=1){
		if(form.M_ID.checked==false){
			alert('»ç¿ëÇÏ½Ç ¾ÆÀ̵𸦠¼±ÅÃÇØÁÖ¼¼¿ä')
			return;
		}
	}else{
	
		var tcount=0
		for(var i=0;i<form.M_ID.length;i++)
		{
			if(form.M_ID[i].checked)tcount++	
		
		}
		if(tcount<1)
		{
			alert("»ç¿ëÇÏ½Ç ¾ÆÀ̵ð Áß ÇÑ°³¸¦ ¼±ÅÃÇØÁÖ¼¼¿ä");
		//	form.M_ID[0].focus();
			return;
		 }
	}
	
	form.action="GG_Promise_JK.asp"
	form.submit();
}