// bf cookie lib
// 2001 will board
// www.bfinternet.co.uk

function getcookie(name)
{
var cookie = document.cookie; 
var cookie_name = name + "=";
var cookie_length = cookie.length;
var cookie_begin = 0;
while (cookie_begin < cookie_length)
	{
    var value_begin = cookie_begin + cookie_name.length;
    if (cookie.substring(cookie_begin,value_begin) == cookie_name)
		{ 
        var value_end = cookie.indexOf (";", value_begin);
        if (value_end == -1)
			{
			value_end = cookie_length;
			}
        return unescape(cookie.substring(value_begin,value_end));
        }
    cookie_begin = cookie.indexOf(" ", cookie_begin) + 1;
    if (cookie_begin == 0)
		{
		break;
		}
    }
return null;
}

function setcookie(name,value,expires)
{
document.cookie = name + "=" + escape (value) + 
"; expires=" + expires.toGMTString() +  "; path=/";
}

function delcookie(name)
{
var expireNow = new Date();
document.cookie = name + "=" +
"; expires=" + expireNow.toGMTString() + "; path=/";
}