function getCookieVal(offset)
{
	var endstr = document.cookie.indexOf( ";" , offset ) ;
	if( endstr == -1 ) {
		endstr = document.cookie.length ;
	}
	return unescape(document.cookie.substring(offset,endstr)) ;
}

function GetCookie( name )
{
	var arg = name + "=" ;
	var alen = arg.length ;
	var clen = document.cookie.length ;
	var i = 0 ;
	
	while( i < clen ){
		var j = i + alen ;
		if( document.cookie.substring(i,j) == arg ) {
			return getCookieVal(j) ;
		}
		i = document.cookie.indexOf(" " , i) + 1 ;
		if( i == 0 ) break ;
	}

	return null ;
}

function CheckWriteRight()
{
	if( GetCookie("id") == null ) {
		window.alert("ȸ¿ø¸¸ÀÌ ±ÛÀ» ¿Ã¸± ¼ö ÀÖ½À´Ï´Ù.\nȸ¿øÀ̽øé, ·Î±×ÀÎ ÈÄ¿¡ ½á Áֽðí\nºñȸ¿øÀ̽øé, ¹«·áȸ¿ø¿¡ °¡ÀÔÀ» ºÎŹµå¸³´Ï´Ù.")
		return 
	}

	document.form.submit()
}

function IsLoggedIn()
{
	return (GetCookie("LOGIN%5FUSERKEY") != null) ;
}