ns4 = (document.layers)?true:false
ie4 = (document.all)?true:false


var imgAry=new Array("images/main_image_cl1.gif", "images/main_image_cl2.gif", "images/main_image_cl3.gif");
var hnumb

/**********************************************************************************
	Random Images
***********************************************************************************/
function GetImages() {
  for (i=0;i<2;i++){       
    if (document.images) {
      randomNr=Math.floor((Math.random() * 3)) % 3; 
      if (randomNr==hnumb) {
        i-=1;                 // Àü¹ø À̹ÌÁö¿Í °°À¸¸é ´Ù½ÃÇϱâ À§ÇÏ¿© 1À» »©ÁÜ
        continue;             
      }
      document.mainimg.src=imgAry[randomNr];  // ÁöÁ¤ object¿¡ ÇØ´ç À̹ÌÁö ÇÒ´ç
      hnumb=randomNr          // ÇöÀç À̹ÌÁö ¹øÈ£ º¸°ü
    }
  }
}

/**********************************************************************************
	Layer Show Hide
***********************************************************************************/

function LayerSH(LayerName,Status) {
//ns4 = (document.layers)?true:false
//ie4 = (document.all)?true:false

	if (ns4) {
		LayerN = document.layers[LayerName]
		if (Status == 'show') LayerN.visibility = 'show';
		if (Status == 'hide') LayerN.visibility = 'hidden';
	}	
	if (ie4) {
		LayerN = document.all[LayerName].style
		if (Status == 'show') LayerN.visibility = 'visible';
		if (Status == 'hide') LayerN.visibility = 'hidden';
	}
}

/**********************************************************************************
	Image Roll Over
***********************************************************************************/

function preload(imgObj,imgSrc) {
	if (document.images) {
		eval(imgObj+' = new Image()')
		eval(imgObj+'.src = "'+imgSrc+'"')
	}
}

function allHide() {

	//LayerSH('sub01','hide');
	LayerSH('sub02','hide');
	LayerSH('sub03','hide');
	LayerSH('sub05','hide');
	LayerSH('sub06','hide');


}

function oneShow(LayerName,Status) {
	allHide();
	LayerSH(LayerName,Status);
	
}

function CheckImages(imgObj) {
	//alert(imgObj);	
	imgName = "image"+imgObj;
	imgSrc = "../images/menu"+ imgObj +"over.gif";	
	sub = "sub0"+imgObj;	
	
	if (imgObj != "0") {
	   document.images[imgName].src = imgSrc;
	   oneShow(sub,'show');
	}   
	
	//document.images['image1'].src = "../images/menu1over.gif";
	
	
}

function imgChg(imgName,imgObj) {
	//alert(imgObj);
if (document.images[imgName]) {

	if (document.images) {
		if (eval(imgObj) && eval(imgName)) {
			
			document.images[imgName].src = eval(imgObj+".src")			
			}
		}
}

else { return true; }

}

////////////////////////////////////////////////////////////////////////////////////////////////////
function dropDown(formNm,selectNm) {

var form_info = eval("document." + formNm+"."+selectNm);

var goUrl = form_info.options[form_info.selectedIndex].value;

	if (goUrl != '')
	{
	window.open(goUrl); 
	}
}
////////////////////////////////////////////////////////////////////////////////////////////////////


////////////////////////////////////////////////////////////////////////////////////////////////////

function popwindow(pop,width,height)
{
	var url = pop;  
	var wd = width;
	var he = height;
	
	window.open(url,"","left=300;top=300,toolbar=0,menubar=0,scrollbars=no,resizable=no,width=" + wd +",height=" + he + ";")
}


////////////////////////////////////////////////////////////////////////////////////////////////////
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) { //v4.0
  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_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_openBrWindow(theURL,winName,features) 
{ 
      window.open(theURL,winName,features);
}


////////////////////////////////////////////////////////////////////////////////////////////////////
// using for ÇÑ ¹ø¸¸ ¶ç¿ì´Â Æ˾÷â

function popwindow7(pop,width,height)
{
	var url = pop;  
	var wd = width;
	var he = height;
	
	var eventCookie=getCookie("memo"); 

	if (eventCookie != "no") 	
	{
		window.open(url,"","left=300;top=300,toolbar=0,menubar=0,scrollbars=no,resizable=no,width=" + wd +",height=" + he + ";") //Æ˾÷âÀÇ ÁÖ¼Ò, °°Àº µµ¸ÞÀο¡ ÀÖ¾î¾ß ÇÑ´Ù. 
	}
}


function getCookie(name) 
{ 
         var Found = false 
         var start, end 
         var i = 0 

         // cookie ¹®ÀÚ¿­ Àüü¸¦ °Ë»ö 
         while(i <= document.cookie.length) 
         { 
         	start = i 
                end = start + name.length 
                // name°ú µ¿ÀÏÇÑ ¹®ÀÚ°¡ ÀÖ´Ù¸é 
                if (document.cookie.substring(start, end) == name) 
                { 
                	Found = true 
                        break 
                } 
                i++ 
         } 

         // name ¹®ÀÚ¿­À» cookie¿¡¼­ ã¾Ò´Ù¸é 
	 if(Found == true) 
	 { 
                start = end + 1 
                end = document.cookie.indexOf(";", start) 
                // ¸¶Áö¸· ºÎºÐÀ̶ó´Â °ÍÀ» ÀǹÌ(¸¶Áö¸·¿¡´Â ";"°¡ ¾ø´Ù) 
                if (end < start) end = document.cookie.length 
                    	
                // name¿¡ ÇØ´çÇÏ´Â value°ªÀ» ÃßÃâÇÏ¿© ¸®ÅÏÇÑ´Ù. 
                return document.cookie.substring(start, end) 
          } 
          
          // ãÁö ¸øÇß´Ù¸é 
          return "" 
} 



function ValidateSearchArgs()	{
	SearchForm = document.search;
	if (SearchForm.keyword.value.length == 0)	{
		alert("°Ë»ö¾î¸¦ ÀÔ·ÂÇϼ¼¿ä");
		SearchForm.keyword.focus();
		return(false);
		
	}
	else	{
		SearchForm.submit();
	}
}

function loginCheck(){
	loginForm = document.login;
	
	if(loginForm.userid.value==""){
		alert("¾ÆÀ̵𸦠ÀÔ·ÂÇϼ¼¿ä.");
		loginForm.userid.focus();
	}else if(loginForm.pass.value==""){
		alert("ºñ¹Ð¹øÈ£¸¦ ÀÔ·ÂÇϼ¼¿ä.");
		loginForm.pass.focus();
	}else{
		loginForm.submit();
	}
}


function InputValues(go, code, no, serial) {
	
	document.ViewForm.action= go + "/read.php";
	document.ViewForm.board_code.value = code;
	document.ViewForm.num.value = no;
	document.ViewForm.r_step.value = serial;
	
	
}

function InputValues1(code, no, serial) {
	
	document.ViewForm1.board_code.value = code;
	document.ViewForm1.num.value = no;
	document.ViewForm1.r_step.value = serial;
}
function TurnPage(P) {		
	document.PageForm.page.value = P;
}
function NoInput(no) {
	document.BoardForm.BoardNo.value = no;
}

/////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function namosw_init_float_layers()
{
  var name;
  var layer;
  var i;
  var j;

  var is_ns4 = navigator.appName.indexOf('Netscape', 0) != -1 && !document.getElementById;
  var is_ns6 = (navigator.appName.indexOf('Netscape', 0) != -1 && document.getElementById);

  j = 0;
  document._float_layers = new Array(Math.max(1, namosw_init_float_layers.arguments.length/2));
  for (i = 0; i < namosw_init_float_layers.arguments.length; i += 2) {
    name  = namosw_init_float_layers.arguments[i];
    if (name == '')
      return;

    if (is_ns4) {
      layer = document.layers[name];
      layer._fl_pos_left = layer.left;
      layer._fl_pos_top  = layer.top;
    } else if (is_ns6) {
      layer = document.getElementById(name);
      layer._fl_pos_left = parseInt(layer.style.left);
      layer._fl_pos_top  = parseInt(layer.style.top);
    } else {
      layer = document.all[name];
      layer._fl_pos_left = layer.style.pixelLeft;
      layer._fl_pos_top  = layer.style.pixelTop;
    }

    layer._fl_pos = namosw_init_float_layers.arguments[i+1];
    if (layer)
      document._float_layers[j++] = layer;
  }

  document._fl_interval = setInterval('namosw_process_float_layers()', 200);
}

function namosw_page_width()
{
  var is_ns4 = navigator.appName.indexOf('Netscape', 0) != -1 && !document.getElementById;
  var is_ns6 = (navigator.appName.indexOf('Netscape', 0) != -1 && document.getElementById);

  return (is_ns4 || is_ns6) ? innerWidth  : document.body.clientWidth;
}

function namosw_page_height()
{
  var is_ns4 = navigator.appName.indexOf('Netscape', 0) != -1 && !document.getElementById;
  var is_ns6 = (navigator.appName.indexOf('Netscape', 0) != -1 && document.getElementById);

  return (is_ns4 || is_ns6) ? innerHeight : document.body.clientHeight;
}

function namosw_process_float_layers()
{
  var is_ns4 = navigator.appName.indexOf('Netscape', 0) != -1 && !document.getElementById;
  var is_ns6 = (navigator.appName.indexOf('Netscape', 0) != -1 && document.getElementById);

  if (document._float_layers) {
      var i;
      var layer;
      for (i = 0; i < document._float_layers.length; i++) {
	  layer = document._float_layers[i];
	  if (is_ns4) {
	    if (layer._fl_pos == 1)
	      layer.left = layer._fl_pos_left + window.pageXOffset;
	    else if (layer._fl_pos == 2 || layer._fl_pos == 5) 
	      layer.left = window.pageXOffset;
	    else if (layer._fl_pos == 3 || layer._fl_pos == 6) 
	      layer.left = window.pageXOffset + (namosw_page_width() - layer.clip.width)/2;
	    else
	      layer.left = window.pageXOffset + namosw_page_width() - layer.clip.width - 16;
	    if (layer._fl_pos == 1)
	      layer.top = layer._fl_pos_top + window.pageYOffset;
	    else if (layer._fl_pos == 2 || layer._fl_pos == 3 || layer._fl_pos == 4)
	      layer.top = window.pageYOffset;
	    else
	      layer.top  = window.pageYOffset + namosw_page_height() - layer.clip.height;
	  } else if (is_ns6) {
	    if (layer._fl_pos == 1)
	      layer.style.left = layer._fl_pos_left + window.pageXOffset;
	    else if (layer._fl_pos == 2 || layer._fl_pos == 5)
	      layer.style.left = window.pageXOffset;
	    else if (layer._fl_pos == 3 || layer._fl_pos == 6)
	      layer.style.left = window.pageXOffset + (namosw_page_width() - parseInt(layer.style.width))/2;
	    else
	      layer.style.left = window.pageXOffset + namosw_page_width()  - parseInt(layer.style.width);
	    if (layer._fl_pos == 1)
	      layer.style.top = layer._fl_pos_top + document.body.scrollTop;
	    else if (layer._fl_pos == 2 || layer._fl_pos == 3 || layer._fl_pos == 4)
	      layer.style.top = window.pageYOffset;
	    else
	      layer.style.top  = window.pageYOffset + namosw_page_height() - parseInt(layer.style.height);
          }
          else {
	    if (layer._fl_pos == 1)
	      layer.style.pixelLeft = layer._fl_pos_left + document.body.scrollLeft;
	    else if (layer._fl_pos == 2 || layer._fl_pos == 5)
	      layer.style.pixelLeft = document.body.scrollLeft;
	    else if (layer._fl_pos == 3 || layer._fl_pos == 6)
	      layer.style.pixelLeft = document.body.scrollLeft + (namosw_page_width() - layer.style.pixelWidth)/2;
	    else
	      layer.style.pixelLeft = document.body.scrollLeft + namosw_page_width()  - layer.style.pixelWidth;
	    if (layer._fl_pos == 1)
	      layer.style.pixelTop = layer._fl_pos_top + document.body.scrollTop;
	    else if (layer._fl_pos == 2 || layer._fl_pos == 3 || layer._fl_pos == 4)
	      layer.style.pixelTop = document.body.scrollTop;
	    else
	      layer.style.pixelTop  = document.body.scrollTop  + namosw_page_height() - layer.style.pixelHeight;
         }
      }
  }
}

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 FlashMainbody(Ftrans,wid,hei) {
	mainbody = "<object classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0' width='"+ wid +"' height='"+ hei +"'>";
	mainbody += "<param name='movie' value='"+ Ftrans +"'>";
	mainbody += "<param name='quality' value='high'>";
	mainbody += "<param name='wmode' value='transparent'>";
	mainbody += "<param name='menu' value='false'>";
	mainbody += "<embed src='"+ Ftrans +"' quality='high' pluginspage='http://www.macromedia.com/go/getflashplayer' type='application/x-shockwave-flash' width='"+ wid +"' height='"+ hei +"'></embed>"
	mainbody += "</object>";

	//document.body.innerHTML = mainbody;
	document.write(mainbody);
	return;
}

/*
var old='';

function menu(name)
{
submenu=eval("submenu_"+name+".style");
		if(old!=submenu)
	{
		if(old!='')
		{
			old.display='none';
		}
		submenu.display='block';
		old=submenu;
	}
	else
	{
		submenu.display='none';
		old='';
	}
}
*/

function menu(name)
{
submenu=eval("submenu_"+name+".style");
	if (submenu.display=='none')
	{
		submenu.display='block';
	}
	else
	{
		submenu.display='none';
	}
}

function menu_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 (targetstr == '') targetstr = 'self';
       if ((frameobj = eval(targetstr)) != null)
         frameobj.location = sel.options[index].value;
     }
  }
}

function open_ctg(n) {
tlayer = document.all["product"+n];
if ( tlayer ) tlayer.style.visibility = "visible";
tlayer.style.pixelLeft=window.event.x
tlayer.style.pixelTop=window.event.y
}
function close_ctg(n) {
tlayer = document.all["product"+n];
if ( tlayer ) tlayer.style.visibility = "hidden";
tlayer.style.pixelLeft=0;
tlayer.style.pixelTop=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 MM_openBrWindow(theURL,winName,features) 
{ 
window.open(theURL,winName,features);
}

function newwin(){
url = "mail.asp" ;
window.open(url,'Max','marginwidth=0,toolbar=no,menubar=no,location=no,directions=no, scrollbars=no,status=yes,width=565,height=310');
}