////////// °øÁö»çÇ× Show Hide Layer ¹Ù·Î°¡±â ½ºÅ©¸³Æ® ////////////////////////////////////////////

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_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_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 objShowHide(onID, offID)
{
	with (document) {
	getElementById(onID).style.display = "block";
	getElementById(offID).style.display = "none";
	}
}

//¸Þ´º ·Ñ¿À¹ö ½ºÅ©¸³Æ®
function na_restore_img_src(name, nsdoc)
{
  var img = eval((navigator.appName.indexOf('Netscape', 0) != -1) ? nsdoc+'.'+name : 'document.all.'+name);
  if (name == '')
    return;
  if (img && img.altsrc) {
    img.src    = img.altsrc;
    img.altsrc = null;
  } 
}

function na_preload_img()
{ 
  var img_list = na_preload_img.arguments;
  if (document.preloadlist == null) 
    document.preloadlist = new Array();
  var top = document.preloadlist.length;
  for (var i=0; i < img_list.length-1; i++) {
    document.preloadlist[top+i] = new Image;
    document.preloadlist[top+i].src = img_list[i+1];
  } 
}

function na_change_img_src(name, nsdoc, rpath, preload)
{ 
  var img = eval((navigator.appName.indexOf('Netscape', 0) != -1) ? nsdoc+'.'+name : 'document.all.'+name);
  if (name == '')
    return;
  if (img) {
    img.altsrc = img.src;
    img.src    = rpath;
  } 
}


function na_open_window(name, url, left, top, width, height, toolbar, menubar, statusbar, scrollbar, resizable)
{
  toolbar_str = toolbar ? 'yes' : 'no';
  menubar_str = menubar ? 'yes' : 'no';
  statusbar_str = statusbar ? 'yes' : 'no';
  scrollbar_str = scrollbar ? 'yes' : 'no';
  resizable_str = resizable ? 'yes' : 'no';
  window.open(url, name, 'left='+left+',top='+top+',width='+width+',height='+height+',toolbar='+toolbar_str+',menubar='+menubar_str+',status='+statusbar_str+',scrollbars='+scrollbar_str+',resizable='+resizable_str);
}


//ÇбÞÁ¤º¸ ÀÔ·Â ½ºÅ©¸³Æ®
function sendit()
{
  if (document.insert_form.hak.value == "") {
    alert("ÇгâÀ» ¼±ÅÃÇÏ¿© ÁÖ¼¼¿ä.");
	document.insert_form.hak.focus();
    return;
}
  if (document.insert_form.ban.value == "") {
    alert("¹ÝÀ» ¼±ÅÃÇÏ¿© ÁÖ¼¼¿ä.");
	document.insert_form.ban.focus();
    return;
}
  if (document.insert_form.teacher.value == "" ) {
    alert("´ãÀÓ¼±»ý´Ô ¼ºÇÔÀ» ÀÔ·ÂÇÏ¿© ÁÖ¼¼¿ä.");
	document.insert_form.teacher.focus();
    return;
  } 
  if (document.insert_form.text.value == "" ) {
    alert("ÇбޱÞÈÆÀ» ÀÔ·ÂÇÏ¿© ÁÖ¼¼¿ä.");
	document.insert_form.text.focus();
    return;
  } 
  if (document.insert_form.link1.value == "" ) {
    alert("°Ô½ÃÆǸµÅ©1À» ÀÔ·ÂÇÏ¿© ÁÖ¼¼¿ä.");
	document.insert_form.link1.focus();
    return;
  } 
  if (document.insert_form.link2.value == "" ) {
    alert("°Ô½ÃÆǸµÅ©2¸¦ ÀÔ·ÂÇÏ¿© ÁÖ¼¼¿ä.");
	document.insert_form.link2.focus();
    return;
  } 
  if (document.insert_form.link3.value == "" ) {
    alert("°Ô½ÃÆǸµÅ©3À» ÀÔ·ÂÇÏ¿© ÁÖ¼¼¿ä.");
	document.insert_form.link3.focus();
    return;
  } 

  document.insert_form.submit()
}

function CheckAll()
  {
  for (var i=0;i<document.check.elements.length;i++)
    {
    var e = document.check.elements[i];
    if (e.name != 'allbox')
      e.checked = document.check.allbox.checked;
    }
  }

function AllCancle() {
	//form = document.forms[0];
	var count = document.check.elements.length;
	for(var i = 0 ; i < count ; i++)
	{
		if(document.check[i].checked == true)
		{
			document.check[i].checked = false;
		}
	}
	document.check.checked = false;
}


function ck() {
  if (confirm("\nÇØ´ç Ç׸ñÀ» »èÁ¦ ÇϽðڽÀ´Ï±î? ")) {
//		location = 'order_list.asp?mode=del_all&countn='+nu;
    document.check.submit();
    return;
	}
else {
	return;
   }   
}


// Æîħ¸ñ·Ï ¹Ù·Î°¡±â ¸Þ´º ½ºÅ©¸³Æ®
function namosw_goto_byselect(sel, targetstr)
{
  var index = sel.selectedIndex;
  if (sel.options[index].value != '') {
     if (targetstr == 'blank') {
       window.open(sel.options[index].value, 'win1');
     } else {
       var frameobj;
       if ((frameobj = eval(targetstr)) != null)
       frameobj.location = sel.options[index].value;
     }
  }
}


function send_frommail()
{
  if (document.frm1.sam1.value == "") {
    alert("'¾Æ'·Î ½ÃÀÛÇÏ´Â ±ÛÀ» ÀûÀ¸¼¼¿ä.");
	document.frm1.sam1.focus();
    return;
}
  if (document.frm1.sam2.value == "") {
    alert("'ÀÌ'·Î ½ÃÀÛÇÏ´Â ±ÛÀ» ÀûÀ¸¼¼¿ä.");
	document.frm1.sam2.focus();
    return;
}
  if (document.frm1.sam3.value == "") {
    alert("'¹Ì'·Î ½ÃÀÛÇÏ´Â ±ÛÀ» ÀûÀ¸¼¼¿ä.");
	document.frm1.sam3.focus();
    return;
}
  if (document.frm1.sam4.value == "") {
    alert("¼º¸í/ÁÖ¼Ò/ÀüÈ­¹øÈ£¸¦ ¹Ýµå½Ã ÀÔ·ÂÇϼ¼¿ä.");
	document.frm1.sam4.focus();
    return;
}
  document.frm1.submit()
}

function clearText(thefield){ 
if (thefield.defaultValue==thefield.value) 
thefield.value = "" 
}

function writeEmbed(oID)
{
	document.write(document.getElementById(oID).value);
}