// JavaScript Document
function setCookie (name, value, expiredays)
{
	var todayDate = new Date();
	todayDate.setDate( todayDate.getDate() + expiredays );
	document.cookie = name + "=" + escape( value ) + "; path=/; expires=" + todayDate.toGMTString() + ";";
}

function getCookie(name)
{
	var Found = false;
	var start, end;
	var i = 0;
	
	while (i <= document.cookie.length)
	{
		start = i;
		end = start + name.length;
		if (document.cookie.substring(start, end) == name)
		{
			Found = true;
			break;
		}
		i++;
	}
	
	if (Found == true)
	{
		start = end + 1;
		end = document.cookie.indexOf(';', start);
		if (end < start) end = document.cookie.length;
		return document.cookie.substring(start, end);
	}
	return '';
}

function setValue()
{
	var fm = document.loginForm;
	if (fm.check_id.checked == true) {
		setCookie ('save_userid', fm.user_id.value, 365);
	} else {
		setCookie ('save_userid', '', 0);
	}
}

function getValue()
{
	 var fm = document.loginForm;
	 var user_id = getCookie('save_userid');
	 
	 if(fm) {
		 if(fm.check_id) {
			 if (user_id != "") {
				fm.user_id.value = user_id;
				fm.check_id.checked=true;
			 } else {
				fm.check_id.checked=false;
			 }
		 }
	 }
}

function msgTofocus(msg,target)	{
		alert(msg);
		target.focus();
	}
	
	function loginFormCk(form)	{
		if ( !form.user_id.value )	{
			msgTofocus("¾ÆÀ̵𸦠ÀÔ·ÂÇØ ÁÖ¼¼¿ä.",form.user_id);
			return false;
		}
		if ( !form.user_pw.value )	{
			msgTofocus("ºñ¹Ð¹øÈ£¸¦ ÀÔ·ÂÇØ ÁÖ¼¼¿ä.",form.user_pw);
			return false;
		}
	}