<!-- DreamWeaver JScript Code  -->
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_findObj(n, d) { //v4.01
  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 && d.getElementById) x=d.getElementById(n); return x;
}

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_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);

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
<!-- DreamWeaver JScript Code  -->


//-------------------------------------------------------------------
// param  : objectId
//-------------------------------------------------------------------
function displayText(objectId, text){
	if (document.all) {
	    document.all[objectId].innerHTML = text;
	}
	else
	{
	    var obj = document.getElementById(objectId);
	    obj.innerHTML = text;
	}
}

//-------------------------------------------------------------------
// param  : objectId
//          bool
//-------------------------------------------------------------------
function displayBox(objectId , bool ){
    show_fg = bool ? "" : "none";
	if (document.all) {
	    document.all[objectId].style.display = show_fg;
	}
	else
	{
	    var obj = document.getElementById(objectId);
	    obj.style.display = show_fg;
	}
}


//-------------------------------------------------------------------
// param  : sset
//-------------------------------------------------------------------
function get_select_value(sset) {
		for (var i = 0; i < sset.length; i++ ) {
			if ( sset.options[i].selected ) {
				return (sset[i].value);
			}
		}
		return "";
}

//-------------------------------------------------------------------
// param  : selectobj
//			str
//-------------------------------------------------------------------
function SetOption( selectobj, str) {
  for (i=0; i<selectobj.options.length; i++)
    if ( selectobj.options[i].value.toUpperCase() == str.toUpperCase() )
    {
      selectobj.selectedIndex=i;
      return 1;
      break;
    }
  return 0;
}

//-------------------------------------------------------------------
// param  : rset
//-------------------------------------------------------------------
	function get_radio_value(rset) {
		if (rset.length) {
			for (var i = 0; i < rset.length; i++ ) {
				if ( rset[i].checked ) {
					return (rset[i].value);
				}
			}
			return "";
		} else {
			if (rset.checked) {
				return rset.value;
			} else {
				return "";
			}
		}
	}

//-------------------------------------------------------------------
// param  : rset
//-------------------------------------------------------------------
	function get_checkbox_value(cset) {
		if (cset.length) {
			for (var i = 0; i < cset.length; i++ ) {
				if ( cset[i].checked ) {
					return (cset[i].value);
				}
			}
			return "";
		} else {
			if (cset.checked) {
				return cset.value;
			} else {
				return "";
			}
		}
	}

//-------------------------------------------------------------------
//			Trust Form object
//-------------------------------------------------------------------
function xrw(src,width,height){
    _object =  '';
    _object += '<OBJECT id="RWViewer" classid="CLSID:4DA55DF4-4825-44CF-9790-4D29E8F02AC7" width="' + width + '" height="' +height + '">';
    _object += '<PARAM name="src" value="' + src + '" />';
    _object += '</OBJECT>';
    document.write(_object);
}

//-------------------------------------------------------------------
// Flash object
//-------------------------------------------------------------------
function swf(src,width,height){
    _object = '';
    _object += '<object type="application/x-shockwave-flash" classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" id="param" width="'+width+'" height="'+height+'">';
    _object += '<param name="movie" value="'+src+'">';
    _object += '<param name="quality" value="high">';
	_object += '<param name="wmode" value="transparent">';
    _object += '<embed src="'+src+'" quality="high" wmode="transparent" bgcolor="#ffffff" menu="false" width="'+width+'" height="'+height+'" swliveconnect="true" id="param" name="param" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer"><\/embed>';
    _object += '<\/object>';
    document.write(_object);
}


//-------------------------------------------------------------------
// param  : strText
//-------------------------------------------------------------------
function IsEmpty(strText)
		{
			for (var nLoop = 0; nLoop < strText.length; nLoop ++)
			{
				switch (strText.charCodeAt(nLoop))
				{
					case 9:		// ?
					case 10:	// LF
					case 13:	// CR
					case 32:	// ??
						break;

					default:
						return false;
				}
			}

			return true;
		}

//-------------------------------------------------------------------
// param  : v_resid
// ret    :	true / false
//-------------------------------------------------------------------

function check_resid ( v_resid ) {
    var a = new Array(13);
    var b = new Array(2,3,4,5,6,7,8,9,2,3,4,5);
    var sum = 0;

    if ( v_resid == "" || v_resid == null ) {
        return false;
    }

    if ( !check_is_number(v_resid) ) {
        return false;
    }

    if ( v_resid.length != 13 ) {
        return false;
    }

    v_sex_digit = parseInt( v_resid.substring(6,7) );
    if ( (v_sex_digit<1) || (4<v_sex_digit) ) {
        return false;
    }

    switch( v_sex_digit ) {
        case 1 : v_birth_dt = "19" + v_resid.substring(0,6); break;
        case 2 : v_birth_dt = "19" + v_resid.substring(0,6); break;
        case 3 : v_birth_dt = "20" + v_resid.substring(0,6); break;
        case 4 : v_birth_dt = "20" + v_resid.substring(0,6); break;
    }
    if ( !check_date(v_birth_dt) ) {
        return false;
    }

    for (i=0; i<13; ++i) a[i] = v_resid.substr(i,1);
    for (i=0; i<12; ++i) sum = sum + (a[i] * b[i]);

    x = sum % 11;
    y = 11 - x;
    z = y % 10;

    if ( z != a[12] ) {
        return false;
    }

    return true;
}

//-------------------------------------------------------------------
// param  : v_date
// ret    :	true / false
//-------------------------------------------------------------------
function check_date( v_date ) {
    if ( v_date == "" || v_date == null ) {
        return false;
    }

    if ( !check_is_number(v_date) ) {
        return false;
    }

    if ( v_date.length != 8 ) {
        return false;
    }

    var v_yyyy = v_date.substr(0,4);
    if ( v_yyyy == "0000" ) {
        return false;
    }

	var v_mm = v_date.substr(4,2);
    if ( v_mm == "00" ) {
        return false;
    }

	var v_dd = v_date.substr(6,2);
    if ( v_dd == "00" ) {
        return false;
    }

	var yyyy = parseInt( ltrim(v_yyyy,"0") );
    var mm   = parseInt( ltrim(v_mm,"0") );
    var dd   = parseInt( ltrim(v_dd,"0") );

    if ( yyyy < 1000 || 9999 < yyyy ) {
        return false;
    }

    if ( mm < 1 || 12 < mm ) {
        return false;
    }

    if ( dd < 1 || get_last_day( v_date.substr(0,6) ) < dd ) {
        return false;
    }

    return true;
}

//-------------------------------------------------------------------
// param  : v_str
// ret    :	true / false
//-------------------------------------------------------------------
function check_is_number(v_str) {
    var ch;

    if ( v_str == "" || v_str == null ) {
        return false;
    }

    for ( i = 0; i < v_str.length; i++ ) {
        ch = v_str.charAt(i);
        if (ch < "0" || ch > "9") {
            return false;
        }
    }
    return true;
}

//-------------------------------------------------------------------
// param  : v_str
// ret    :	true / false
//-------------------------------------------------------------------
function check_is_alphabet(v_str) {
    var ch;

    if ( v_str == "" || v_str == null ) {
        return false;
    }


    for ( i = 0; i < v_str.length; i++ ) {
        ch = v_str.charAt(i).toLowerCase();
        if ( !("a"<=ch && ch<="z") ) {
            return false;
        }
    }

    return true;
}

//-------------------------------------------------------------------
// param  : CheckLenEng
// ret    :	true / false
//-------------------------------------------------------------------
function CheckLenEng (s, name, nMin, nMax, bIsConsonant) {
	var nStrSize = lengthb(s);
	var cPostN, cPostL;

	if (bIsConsonant) {
		cPostL = "?";
		cPostN = "?";
	} else {
		cPostL = "?";
		cPostN = "?";
	}

	if (nStrSize == 0 && nMin > 0) {
		return false;
	}
	if (nMin == 0 && nStrSize > nMax) {
		return false;
	}
	if (nStrSize < nMin || nStrSize > nMax) {
		return false;
	}

	return true;
}

//-------------------------------------------------------------------
// param  : ltrim
// ret    :	true / false
//-------------------------------------------------------------------
function ltrim(v_str,v_ch) {
    if ( v_str == "" || v_str == null ) {
        return "";
    }

    if ( v_ch == "" || v_ch == null ) {
        return "";
    }

    v_ch = v_ch.substr(0,1);
    for ( ; ; ) {
        if ( v_str.substr(0,1) == v_ch )
             v_str = v_str.substr(1,v_str.length-1);
        else {
             return v_str;
        }
    }
}

//-------------------------------------------------------------------
// param  : check_email
// ret    :	true / false
//-------------------------------------------------------------------
function check_email( p_email ) {
    v_email = p_email;
    v_idx1 = v_email.indexOf("@");
    v_idx2 = v_email.indexOf(".");

    var format = /^((\w|[\-\.])+)@((\w|[\-\.])+)\.([A-Za-z]+)$/;

    if ( v_email == "" || v_email == null ) {
        return false;
    }
    if ( v_idx1 < 0 ) {
        return false;
    }
    if ( v_idx2 < 0 ) {
        return false;
    }
    if ( v_idx1==0 || v_idx2==0 ) {
        return false;
    }
    if ( p_email.search(format) == -1 ) {
        return false;
    }

    return true;
}

//-------------------------------------------------------------------
// param :g4c
//-------------------------------------------------------------------
function g4c(mw_afr_cl_no, parent_class_sys_code){
	window.open('http://www.egov.go.kr/main?a=AA040OfferMainFrmApp&HighCtgCD=' + parent_class_sys_code + '&capp_biz_cd=' + mw_afr_cl_no );
}

//-------------------------------------------------------------------
// param :fc_chk_byte
//-------------------------------------------------------------------
function fc_chk_byte(aro_name,ari_max) {
   var ls_str     = aro_name.value;
   var li_str_len = ls_str.length;
   var li_max      = ari_max;

   var i           = 0;
   var li_byte     = 0;
   var li_len      = 0;
   var ls_one_char = "";
   var ls_str2     = "";

   for(i=0; i< li_str_len; i++) {
  	ls_one_char = ls_str.charAt(i);

  	if (escape(ls_one_char).length > 4) li_byte += 2;
  		else li_byte++;
  	if (li_byte <= li_max) li_len = i + 1;
   }

   	if(li_byte > li_max) {
		alert("선택한  필드는 최대 " +  ari_max + "가 허용된 필드입니다.");
  		ls_str2 = ls_str.substr(0, li_len);
  		aro_name.value = ls_str2;
   }
   aro_name.focus();
}


//-------------------------------------------------------------------
// param :checkDigit_socno
//-------------------------------------------------------------------
function checkDigit_socno(socno)
{
	var socnoStr = socno.toString();
     a = socnoStr.substring(0, 1);
     b = socnoStr.substring(1, 2);
     c = socnoStr.substring(2, 3);
     d = socnoStr.substring(3, 4);
     e = socnoStr.substring(4, 5);
     f = socnoStr.substring(5, 6);
     g = socnoStr.substring(6, 7);
     h = socnoStr.substring(7, 8);
     i = socnoStr.substring(8, 9);
     j = socnoStr.substring(9, 10);
     k = socnoStr.substring(10, 11);
     l = socnoStr.substring(11, 12);
     m = socnoStr.substring(12, 13);
	 month = socnoStr.substring(2,4);
	 day = socnoStr.substring(4,6);
	 socnoStr1 = socnoStr.substring(0, 7);
	 socnoStr2 = socnoStr.substring(7, 13);

	 if(month <= 0 || month > 12) return 'N';
	 if(day <= 0 || day > 31) return 'N';

	 if(g > 4 || g == 0) return 'N';

	 if (isNaN(socnoStr1) || isNaN(socnoStr2))
	 {
		 return 'N';
	 }

     temp=a*2+b*3+c*4+d*5+e*6+f*7+g*8+h*9+i*2+j*3+k*4+l*5;
     temp=temp%11;
     temp=11-temp;
     temp=temp%10;

     if(temp == m)
        return 'Y';
     else
        return 'N';
}
//-------------------------------------------------------------------
// param :fncZipCode
//-------------------------------------------------------------------
function fncZipCode( frmName , zip1 , zip2 , addr1 , addr2 ) {

	frmName  = frmName ? frmName : "frmObj";
	zip1     = zip1    ? zip1    : "zip1";
	zip2     = zip2    ? zip2    : "zip2";
	addr1    = addr1   ? addr1   : "addr1";
	addr2    = addr2   ? addr2   : "spec_addr";

	 _url    = "/emwp/jsp/caf/system/findPostList.jsp?frmName=" + frmName + "&zip1=" + zip1
	         + "&zip2=" + zip2 + "&addr1=" + addr1 + "&addr2=" + addr2 ;

	MM_openBrWindow( _url , "findZipCode" , "width=510,height=350");

}


/* 날짜 체크 */
function isOver(obj1, obj2, obj3) {
	var date = new Date();
	var curr_date = date.getYear();
	var month = date.getMonth() + 1;
	var day = date.getDate();
	if (parseInt(month, 10) < 10) {
		curr_date += "0" + month;
	} else {
		curr_date += "" + month;
	}
	if (parseInt(day, 10) < 10) {
		curr_date += "0" + day;
	} else {
		curr_date += "" + day;
	}

	var chk_date = "" + obj1.value + obj2.value + obj3.value;

	return (parseInt(curr_date, 10) < parseInt(chk_date, 10));
}

<!-- 입력받은 년월에 해당하는 날자 수 리턴 함수 -->
function get_last_day(v_yyyymm) {
    if ( v_yyyymm == "" || v_yyyymm == null ) {
        return 0;
    }


    if ( !check_is_number(v_yyyymm) ) {
        return 0;
    }

    var v_year  = v_yyyymm.substr(0,4);
    var v_month = v_yyyymm.substr(4,2);
    var year = parseInt( ltrim(v_year,"0") );
    var month = parseInt( ltrim(v_month,"0") );


    if ( (year < 1000)  ||  (9999 < year) ) {
        return 0;
    }

    if ( month < 1 || 12 < month ) {
        return 0;
    }

    if( month == 2 ) {
        if( year%4==0  &&  !(year%100==0)  ||  year%400==0 ) {
            return 29;
        }
        else {
            return 28;
        }
    }

    switch ( month ) {
        case  4 : return 30;
        case  6 : return 30;
        case  9 : return 30;
        case 11 : return 30;
        default : return 31;
    }
}