source: tags/instant_messenger/js/cookies.js @ 318

(function()
{
        function _clear()
        {
                if ( arguments.length == 1 )
                        _set(arguments[0], '', -1440);
        }

        function _get()
        {
                if ( (arguments.length == 1) && (document.cookie.length > 0) )
                {
                        var _start = document.cookie.indexOf(arguments[0] + "=");
                        if ( _start != -1 )
                        {
                                _start = _start + arguments[0].length + 1;
                                var _end = document.cookie.indexOf(';', _start);

                                if ( _end == -1)
                                        _end = document.cookie.length;

                                return unescape(document.cookie.substring(_start, _end));
                        }
                }
                return false;
        }

        function _set()
        {
                var _argc = arguments.length;
                if ( _argc > 1 && _argc < 4 )
                {
                        var _value = arguments[0] + '=' + escape(arguments[1]);
                        if ( _argc == 3 )
                        {
                                var dt = new Date;
                                dt.setTime((dt.getTime() - 10800000) + (arguments[2] * 60000));
                                _value += ';expires=' + dt.toGMTString();
                        }
                        document.cookie = _value;
                }
        }

        function Cookies()
        {
        }

        Cookies.prototype.clear = _clear;
        Cookies.prototype.get = _get;
        Cookies.prototype.set = _set;
        window.IMCookies = Cookies;
}
)();