/**
 * jQuery Cookie plugin 
 * 
 * Copyright (c) 2010 Klaus Hartl (stilbuero.de) 
 * Dual licensed under the MIT and GPL licenses: 
 * http://www.opensource.org/licenses/mit-license.php 
 * http://www.gnu.org/licenses/gpl.html 
 * 
 */
 
jQuery.cookie = function (key, value, options) 
{    
    // key and at least value given, set cookie...    
    if (arguments.length > 1 && String(value) !== "[object Object]") 
    {        
        options = jQuery.extend({}, options);       
        
        if (value === null || value === undefined) 
        {            
            options.expires = -1;        
        }
        
        if (typeof options.expires === 'number') 
        {            
            var days = options.expires, t = options.expires = new Date();            
            t.setDate(t.getDate() + days);        
        }        
        
        value = String(value);        
        
        return (document.cookie = [            
            encodeURIComponent(key), '=',            
            options.raw ? value : encodeURIComponent(value),            
            options.expires ? '; expires=' + options.expires.toUTCString() : '', // use expires attribute, max-age is not supported by IE            
            options.path ? '; path=' + options.path : '',            
            options.domain ? '; domain=' + options.domain : '',            
            options.secure ? '; secure' : ''
            ].join(''));    
    }

    // key and possibly options given, get cookie...    
    options = value || {};
    var result, decode = options.raw ? function (s) { return s; } : decodeURIComponent;
    return (result = new RegExp('(?:^|; )' + encodeURIComponent(key) + '=([^;]*)').exec(document.cookie)) ? decode(result[1]) : null;
};