function readCookie(name) { 
	var nameEQ = name + "="; 
	var ca = document.cookie.split(';'); 
	for(var i=0;i < ca.length;i++) 
	{ 
		var c = ca[i]; 
		while (c.charAt(0)==' ') 
			c = c.substring(1,c.length); 
		if (c.indexOf(nameEQ) == 0) 
			return c.substring(nameEQ.length,c.length); 
	} 
	return null; 
} 

function checkCardMember() { 
	var chkcookie = readCookie("blueboxvalues"); 
	if (chkcookie != null) 
		return true; 
	else 
		return false; 
}