<!--
var old_menu = '';

function menuclick( submenu )
{
    if( old_menu != submenu ) {
        if( old_menu !='' ) {
            old_menu.style.display = 'none';
        }
        submenu.style.display = 'block';
        old_menu = submenu;
    } else {
        submenu.style.display = 'none';
        old_menu = '';
    }
}


function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_swapImgRestore() { //v3.0
    var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
    var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImage() { //v3.0
    var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
    if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_findObj(n, d) { //v4.0
    var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
        d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
    if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
    for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
    if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
    if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
        document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
    else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);
// -->

<!--
// 2004.05.25 권혜경 작성 - 여기서 부터는 프로그램 관련 스크립트 입니다. 

//특수키
function special_chk(){
    if ((event.keyCode > 32 && event.keyCode < 48) || (event.keyCode > 57 && event.keyCode < 65) || (event.keyCode > 90 && event.keyCode < 97)) 
        event.returnValue = false;
}

//E메일 입력제한
function email_special_chk(){
    if (event.keyCode==34 || event.keyCode==39) 
        event.returnValue = false;
}

//숫자만입력가능
function num_chk(){
    if (event.keyCode < 45 || event.keyCode > 57) 
        event.returnValue = false;
}

function string_chk(){
    if (event.keyCode == 60 || event.keyCode == 62 || event.keyCode == 34 ) 
        event.returnValue = false;
}

// 폼 필수값 체크 
function ValidChk(arg)
{
    var cnt=arg.elements.length;
    for(i=0;i<cnt;i++)
    {
        if(arg.elements[i].must=='Y' && arg.elements[i].value=='')
        {
            alert(arg.elements[i].mustval+' 필수항목입니다');
            if (arg.elements[i].type !="hidden")  arg.elements[i].focus();
            return;    
        } 
        if(arg.elements[i].mustmin !='' && arg.elements[i].value.length < parseInt(arg.elements[i].mustmin))
        {
            alert(arg.elements[i].mustval + "는 " + arg.elements[i].mustmin+' 자 이상 입력하셔야 합니다.');
            arg.elements[i].focus();
            return;    
        }
    }
    arg.submit();
}  
// -->