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_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_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() { //v3.0
  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_WinOpen(theurl,winName,features) {
  window.open(theurl,winName ,features);
}

function go(aa,bb) {
  parent.up.location.href=aa ;
  parent.down.location.href=bb;
}

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_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

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

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);
}
    
function multi_check(){// multi content¿ë ½ºÅ©¸³Æ®

       var submitFlag = 0;

       for(i = 0; i < document.mul.elements.length; ++i) {
           if(document.mul.elements[i].name == 'multiview') {
               if(document.mul.elements[i].checked == true) {
                   submitFlag = 1;
                   break;
               }
           }
       }

       if(submitFlag) {
//           document.mul.submit();
       }
       else {
           alert("Ç׸ñÀÌ ¼±ÅõÇÁö ¾Ê¾Ò½À´Ï´Ù."); 
		   return false;
       }
}

function checkUserSelect(){
	var check_nums = document.signform.elements.length;

	for ( var i=0; i<check_nums ; i++ ) {
		var checkbox_obj = eval( "document.signform.elements[" + i + "]" );
		
		if ( checkbox_obj.checked == true ) {
			break;
		}

	}

	if ( i == check_nums ) {
		alert("Ç׸ñÀÌ ¼±ÅõÇÁö ¾Ê¾Ò½À´Ï´Ù.");
		return;
	}
	else {
		document.signform.submit();
	}
}

function SearchDetails(){
	if (document.SearchForm.keyword.value=="") {
		alert("\°Ë»öÀ» ¿øÇϽô Ű¿öµå¸¦ ÀÔ·ÂÇϼ¼¿ä");
		document.SearchForm.keyword.focus();
		return false;
	}
	document.SearchForm.submit();  
}