function
getCookie( name ) {
var
start = document.cookie.indexOf( name +
"="
);
var
len = start + name.length + 1;
if
( ( !start ) && ( name != document.cookie.substring( 0, name.length ) ) ) {
return
null
;
}
if
( start == -1 )
return
null
;
var
end = document.cookie.indexOf(
';'
, len );
if
( end == -1 ) end = document.cookie.length;
return
unescape( document.cookie.substring( len, end ) );
}
function
setCookie( name, value, expires, path, domain, secure ) {
var
today =
new
Date();
today.setTime( today.getTime() );
if
( expires ) {
expires = expires * 1000 * 60 * 60 * 24;
}
var
expires_date =
new
Date( today.getTime() + (expires) );
document.cookie = name+
'='
+escape( value ) +
( ( expires ) ?
';expires='
+expires_date.toGMTString() :
''
) +
( ( path ) ?
';path='
+ path :
''
) +
( ( domain ) ?
';domain='
+ domain :
''
) +
( ( secure ) ?
';secure'
:
''
);
}
function
deleteCookie( name, path, domain ) {
if
( getCookie( name ) ) document.cookie = name +
'='
+
( ( path ) ?
';path='
+ path :
''
) +
( ( domain ) ?
';domain='
+ domain :
''
) +
';expires=Thu, 01-Jan-1970 00:00:01 GMT'
;
}