add: if (!DokuCookie.data.hasOwnProperty(key)) continue; 
context:     setValue: function(key,val){        DokuCookie.init();        DokuCookie.data[key] = val;        // prepare expire date        var now = new Date();        DokuCookie.fixDate(now);        now.setTime(now.getTime() + 365 * 24 * 60 * 60 * 1000); //expire in a year        //save the whole data array        var text = '';        for(var key in DokuCookie.data){            text += '#'+escape(key)+'#'+DokuCookie.data[key];        }        DokuCookie.setCookie(DokuCookie.name,text.substr(1),now,DOKU_BASE);    },
meta: 2254	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/2254/86045fe98676ce35b8c0bf852eaff3439f99be75/cookie.js/buggy/lib/scripts/cookie.js