// ?? ??
var errmsg = "";
var errfld;

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

// ?? ??
function check_field(fld, msg) 
{
    if ((fld.value = trim(fld.value)) == "") 			   
        error_field(fld, msg);
    else
        clear_field(fld);
    return;
}

// ?? ?? ??
function error_field(fld, msg) 
{
    if (msg != "")
        errmsg += msg + "\n";
    if (!errfld) errfld = fld;
    fld.style.background = "#cccccc";
}

// ??? ????
function clear_field(fld) 
{
    fld.style.background = "#FFFFFF";
}

function trim(s)
{
	var t = "";
	var from_pos = to_pos = 0;

	for (i=0; i<s.length; i++)
	{
		if (s.charAt(i) == ' ')
			continue;
		else 
		{
			from_pos = i;
			break;
		}
	}

	for (i=s.length; i>=0; i--)
	{
		if (s.charAt(i-1) == ' ')
			continue;
		else 
		{
			to_pos = i;
			break;
		}
	}	

	t = s.substring(from_pos, to_pos);
	//				alert(from_pos + ',' + to_pos + ',' + t+'.');
	return t;
}

// ??????? PHP? number_format ??? ?
// ??? , ? ??
function number_format(data) 
{
    var tmp = '';
    var number = '';
    var cutlen = 3;
    var comma = ',';
    var i;

    len = data.length;
    mod = (len % cutlen);
    k = cutlen - mod;
    for (i=0; i<data.length; i++) 
	{
        number = number + data.charAt(i);
        if (i < data.length - 1) 
		{
            k++;
            if ((k % cutlen) == 0) 
			{
                number = number + comma;
                k = 0;
            }
        }
    }

    return number;
}

// E-Mail ??
function email_check(email) 
{
    if (email.value.search(/(\S+)@(\S+)\.(\S+)/) == -1)
        return false;
    else
        return true;
}

// ?????? ??
function jumin_check(j1, j2) 
{
    if (j1.value.length<6 || j2.value.length<7)
        return false;

    var sum_1 = 0;
    var sum_2 = 0;
    var at=0;
    var juminno= j1.value + j2.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) 
	{
        return false;
    }

    return true
}

// ? ?
function popup_window(url, winname, opt)
{
    window.open(url, winname, opt);
}

// ???? ?
function popup_zip(frm_name, frm_zip1, frm_zip2, frm_addr, rel_dir, top, left)
{
	url = '/member/zip.htm?frm_name='+frm_name+'&frm_zip1='+frm_zip1+'&frm_zip2='+frm_zip2+'&frm_addr='+frm_addr;
	opt = 'scrollbars=no,width=380,height=304,top='+top+',left='+left;
	popup_window(url, "winzip", opt);
}

function frmsirinner_check(f)
{
    errmsg = "";
    errfld = "";

    check_field(f.sn_name, "??? ?????.");
    check_field(f.sn_content, "??? ?????.");
    if (typeof(f.sn_pwd) != 'undefined')
        check_field(f.sn_pwd, "????? ?????.");

    if (errmsg != "") {
        alert(errmsg);
        errfld.focus();
        return false;
    }
    return true;
}

// ??? ?
function popup_formmail(url)
{
	opt = 'scrollbars=yes,width=417,height=385,top=10,left=20';
	popup_window(url, "wformmail", opt);
}

// ???? ?
function popup_large_image(it_id, width, height)
{
	var top = 10;
	var left = 10;
	url = "large_image.php?it_id=" + it_id;
	width = width + 50;
	height = height + 50;
	opt = 'scrollbars=yes,width='+width+',height='+height+',top='+top+',left='+left;
	popup_window(url, "largeimage", opt);
}

// , ? ???.
function no_comma(data)
{
	var tmp = '';
    var comma = ',';
    var i;

	for (i=0; i<data.length; i++)
	{
		if (data.charAt(i) != comma)
		    tmp += data.charAt(i);
	}
	return tmp;
}

// ?? ?? ??
function del(href) 
{
    if(confirm("Á¤¸» »èÁ¦ÇϽðڽÀ´Ï±î?")) 
        document.location.href = href;
}

     function show(i,j) {
  
	if(j == "link1")   contentHide(i); 
        if(j == "link2")   contentShow(i); 
     }
     
     function contentShow(i) {
        i.style.display = "";
     }
	
     function contentHide(i) {
        document.form.reset();
        i.style.display = "none";
     }
     function contentShow(z) {
        z.style.display = "";
     }
        
     function contentHide(z) {
        document.form.reset();
        z.style.display = "none";
     }
function jumpselect(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

     function show(i,j) {

        if(j == "link1")   contentHide(i);
        if(j == "link2")   contentShow(i);
     }

     function contentShow(i) {
        i.style.display = "";
     }

     function contentHide(i) {
        document.form.reset();
        i.style.display = "none";
     }