// È­¸é°¡¿îµ¥ â¶ì¿ì±â
function opwc(name, url, width, height, toolbar, menubar, statusbar, scrollbar, resizable) {
	var winl = (screen.width - width) / 2;
	var wint = (screen.height - height) / 2;
	opw(name, url, winl, wint, width, height, toolbar, menubar, statusbar, scrollbar, resizable);
}
// ÀÏ¹Ý Ã¢¶ì¿ì±â
function opw(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);
}

// ·¹ÀÌ¾î ¼û±èº¸ÀÓ
function show(iobject){
	iobject.style.visibility="visible";
}
function hide(iobject){
	iobject.style.visibility="hidden";
}