if (REQUIRE_ONCE == null)
{
var REQUIRE_ONCE = true;

var wrestMsg = "";
var wrestFld = null;
var wrestFldDefaultColor = "#FFFFFF"; 
var wrestFldBackColor = "#FFE4E1"; 
var arrAttr = new Array ("required", "trim", "minlength", "email", "nospace", "numeric", "alpha", "alphanumeric", "jumin", "saupja");

function wrestItemname(fld)
{
var itemname = fld.getAttribute("itemname");
if (itemname != null && itemname != "")
return itemname;
else
return fld.name;
}

function wrestTrim(fld) 
{
var pattern = /(^\s*)|(\s*$)/g; 
fld.value = fld.value.replace(pattern, "");
return fld.value;
}

function wrestRequired(fld)
{
if (wrestTrim(fld) == "") {
if (wrestFld == null) {

wrestMsg = wrestItemname(fld) + " : essentiality "+(fld.type=="select-one"?" ":" ")+"\n";
wrestFld = fld;
}
}
}

function wrestMinlength(fld)
{
var len = fld.getAttribute("minlength");
if (fld.value.length < len) {
if (wrestFld == null) {
wrestMsg = wrestItemname(fld) + " : less " + len + "\n";
wrestFld = fld;
}
}
}

function wrestEmail(fld) 
{
if (!wrestTrim(fld)) return;

var pattern = /([0-9a-zA-Z_-]+)@([0-9a-zA-Z_-]+)\.([0-9a-zA-Z_-]+)/;
if (!pattern.test(fld.value)) {
if (wrestFld == null) {
wrestMsg = wrestItemname(fld) + " : E-mail\n";
wrestFld = fld;
}
}
}


function wrestNumeric(fld) 
{ 
if (fld.value.length > 0) { 
for (i = 0; i < fld.value.length; i++) { 
if (fld.value.charAt(i) < '0' || fld.value.charAt(i) > '9') { 
wrestMsg = wrestItemname(fld) + " : no number\n"; 
wrestFld = fld; 
}
}
}
}


function wrestAlpha(fld) 
{ 
if (!wrestTrim(fld)) return; 

var pattern = /(^[a-zA-Z]+$)/; 
if (!pattern.test(fld.value)) { 
if (wrestFld == null) { 
wrestMsg = wrestItemname(fld) + " : no english\n"; 
wrestFld = fld; 
} 
} 
} 


function wrestAlphaNumeric(fld) 
{ 
if (!wrestTrim(fld)) return; 
var pattern = /(^[a-zA-Z0-9]+$)/; 
if (!pattern.test(fld.value)) { 
if (wrestFld == null) { 
wrestMsg = wrestItemname(fld) + " : no english or no number\n"; 
wrestFld = fld; 
} 
} 
} 

function wrestJumin(fld) 
{ 
if (!wrestTrim(fld)) return; 
var pattern = /(^[0-9]{13}$)/; 
if (!pattern.test(fld.value)) { 
if (wrestFld == null) { 
wrestMsg = wrestItemname(fld) + " : Áֹεî·Ï¹øÈ£¸¦ 13ÀÚ¸® ¼ýÀÚ·Î ÀÔ·ÂÇϽʽÿÀ.\n"; 
wrestFld = fld; 
} 
} else {

var sum_1 = 0;
var sum_2 = 0;
var at=0;
var juminno= fld.value;
sum_1 = (juminno.charAt(0)*2)+
(juminno.charAt(1)*3)+
(juminno.charAt(2)*4)+
(juminno.charAt(3)*5)+
(juminno.charAt(4)*6)+
(juminno.charAt(5)*7)+
(juminno.charAt(6)*8)+
(juminno.charAt(7)*9)+
(juminno.charAt(8)*2)+
(juminno.charAt(9)*3)+
(juminno.charAt(10)*4)+
(juminno.charAt(11)*5);
sum_2=sum_1 % 11;

if (sum_2 == 0) {
at = 10;
} else {
if (sum_2 == 1) 
at = 11;
else 
at = sum_2;
}
att = 11 - at;

if (juminno.charAt(12) != att || 
juminno.substr(2,2) < '01' ||
juminno.substr(2,2) > '12' ||
juminno.substr(4,2) < '01' ||
juminno.substr(4,2) > '31' ||
juminno.charAt(6) > 4) {
wrestMsg = wrestItemname(fld) + " : ¿Ã¹Ù¸¥ Áֹεî·Ï¹øÈ£°¡ ¾Æ´Õ´Ï´Ù.\n"; 
wrestFld = fld; 
}

}
} 

function wrestSaupja(fld) 
{ 
if (!wrestTrim(fld)) return; 
var pattern = /(^[0-9]{10}$)/; 
if (!pattern.test(fld.value)) { 
if (wrestFld == null) { 
wrestMsg = wrestItemname(fld) + " : »ç¾÷ÀÚµî·Ï¹øÈ£¸¦ 10ÀÚ¸® ¼ýÀÚ·Î ÀÔ·ÂÇϽʽÿÀ.\n"; 
wrestFld = fld; 
} 
} else {

var sum = 0;
var at = 0;
var att = 0;
var saupjano= fld.value;
sum = (saupjano.charAt(0)*1)+
(saupjano.charAt(1)*3)+
(saupjano.charAt(2)*7)+
(saupjano.charAt(3)*1)+
(saupjano.charAt(4)*3)+
(saupjano.charAt(5)*7)+
(saupjano.charAt(6)*1)+
(saupjano.charAt(7)*3)+
(saupjano.charAt(8)*5);
sum += parseInt((saupjano.charAt(8)*5)/10);
at = sum % 10;
if (at != 0) { att = 10 - at; }
if (saupjano.charAt(9) != att) {
wrestMsg = wrestItemname(fld) + " : ¿Ã¹Ù¸¥ »ç¾÷ÀÚµî·Ï¹øÈ£°¡ ¾Æ´Õ´Ï´Ù.\n"; 
wrestFld = fld; 
}

}
} 

function wrestNospace(fld)
{
var pattern = /(\s)/g; 
if (pattern.test(fld.value)) {
if (wrestFld == null) {
wrestMsg = wrestItemname(fld) + " : °ø¹éÀÌ ¾ø¾î¾ß ÇÕ´Ï´Ù.\n";
wrestFld = fld;
}
}
}

function wrestSubmit()
{
wrestMsg = "";
wrestFld = null;

var attr = null;

for (var i = 0; i < this.elements.length; i++) {

if (this.elements[i].type == "text" || 
this.elements[i].type == "file" || 
this.elements[i].type == "password" ||
this.elements[i].type == "select-one" ||
this.elements[i].type == "textarea") {
for (var j = 0; j < arrAttr.length; j++) {
if (this.elements[i].getAttribute(arrAttr[j]) != null) {
if (this.elements[i].getAttribute("required") != null) {
this.elements[i].style.backgroundColor = wrestFldDefaultColor;
}
switch (arrAttr[j]) {
case "required" : wrestRequired(this.elements[i]); break;
case "trim" : wrestRequired(this.elements[i]); break;
case "minlength" : wrestMinlength(this.elements[i]); break;
case "email" : wrestEmail(this.elements[i]); break;
case "nospace" : wrestNospace(this.elements[i]); break;
case "numeric" : wrestNumeric(this.elements[i]); break; 
case "alpha" : wrestAlpha(this.elements[i]); break; 
case "alphanumeric" : wrestAlphaNumeric(this.elements[i]); break; 
case "jumin" : wrestJumin(this.elements[i]); break; 
case "saupja" : wrestSaupja(this.elements[i]); break; 
default : break;
}
}
}
}
}


if (wrestFld != null) {
alert(wrestMsg);
wrestFld.style.backgroundColor = wrestFldBackColor;
wrestFld.focus();
return false;
}

if (this.oldsubmit && this.oldsubmit() == false) {
return false;
}

return true;
}

function wrestInitialized()
{
for (var i = 0; i < document.forms.length; i++) {
if (document.forms[i].onsubmit) document.forms[i].oldsubmit = document.forms[i].onsubmit;
document.forms[i].onsubmit = wrestSubmit;
for (var j = 0; j < document.forms[i].elements.length; j++) {
if (document.forms[i].elements[j].getAttribute("required") != null) {
document.forms[i].elements[j].style.backgroundColor = wrestFldDefaultColor;

}
}
}
}

wrestInitialized();

}