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;
  } 
}

/* ************************* ¿À¸¥Âʸ¶¿ì½º »ç¿ë±ÝÁö--start*/ 
/*
document.onmousedown=right;
document.onmousemove=right;

//document.onkeypress=processkey;
document.onkeydown =processkey;
  
function processkey()
{
	//alert(event.keyCode);

    if((event.ctrlKey) || (event.keyCode == 116))
    {
       
       if (event.keyCode == 116)
       event.keyCode=0;
       
       event.cancelBubble = true;
       event.returnValue = false;
    }
  
}   
    
function right(e)
{
    if(navigator.appName == 'Netscape' && (e.which==3 || e.which == 2))
    {
        alert('¸¶¿ì½º ¿À¸¥ÂÊ ¹öÆ°À» »ç¿ëÇÒ¼ö ¾ø½À´Ï´Ù');
        return;
    }else if(navigator.appName == 'Microsoft Internet Explorer' && (event.button == 2 || event.button == 3))
    {
        alert('¸¶¿ì½º ¿À¸¥ÂÊ ¹öÆ°À» »ç¿ëÇÒ¼ö ¾ø½À´Ï´Ù.');
        return;
    }
}
/* ************************* ¿À¸¥Âʸ¶¿ì½º »ç¿ë±ÝÁö--end*/