//==========================================================================  
// File name		: $Archive: /TRUNK/EBS/Web/FDLShared/wwwroot/javascript/cookie.js $
// Author			: 
// Created			: 
// Purpose			: 
// Parents			: 
// Child			: 
// Parameters In	:
// Parameters Out	:
// Preconditions	:
// Postconditions	:
// Copyright		: Copyright (C) 2001 FD-Learning.
//==========================================================================

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 m_arg = name + "=";  
	var m_argLen = m_arg.length;  
	var clen = document.cookie.length;  
	var i = 0;  

	while (i < clen) 
	{    
		var j = i + m_argLen;    
		
		if (document.cookie.substring(i, j) == m_arg)      
			return getCookieVal (j);    

		i = document.cookie.indexOf(" ", i) + 1;    

		if (i == 0) 
			break;   
	}  

	return '';
}

function SetCookie (name, value) 
{  
	var argv = SetCookie.arguments;  
	var argc = SetCookie.arguments.length;   
	var path = (argc > 2) ? argv[2] : null;   
	var domain = (argc > 3) ? argv[3] : null; 
	var secure = (argc > 4) ? argv[4] : false; 
	var expires = (argc > 5) ? argv[5] : null;  
	document.cookie = name + "=" + escape (value) + 
		((expires == null) ? "" : ("; expires " + expires.toGMTString())) + 
		((path == null) ? "" : ("; path=" + path)) +  
		((domain == null) ? "" : ("; domain=" + domain)) +    
		((secure == true) ? "; secure" : "");
	
	return true;
}

function isLoggedIn()
{
	m_sessionId = GetCookie("LESessionID")
	
	if (m_sessionId.length == 0)
	{
		return false; //No cookie has been created yet, i.e. no one has logged in.
	}
	else
	{
		if (m_sessionId == 0)
		{
			return false; //Someone was logged in but they clicked logout, and aren't logged in any more.
		}
		else
		{
			return true; //Someone is logged in.
		}	
	}

}