/**+
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 * Cookie plugin+
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 *+
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 * Copyright (c) 2006 Klaus Hartl (stilbuero.de)+
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 * Dual licensed under the MIT and GPL licenses:+
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 * http://www.opensource.org/licenses/mit-license.php+
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 * http://www.gnu.org/licenses/gpl.html+
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 *+
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 */+
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+
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/**+
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 * Create a cookie with the given name and value and other optional parameters.+
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 *+
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 * @example $.cookie('the_cookie', 'the_value');+
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 * @desc Set the value of a cookie.+
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 * @example $.cookie('the_cookie', 'the_value', { expires: 7, path: '/', domain: 'jquery.com', secure: true });+
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 * @desc Create a cookie with all available options.+
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 * @example $.cookie('the_cookie', 'the_value');+
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 * @desc Create a session cookie.+
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 * @example $.cookie('the_cookie', null);+
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 * @desc Delete a cookie by passing null as value. Keep in mind that you have to use the same path and domain+
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 *       used when the cookie was set.+
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 *+
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 * @param String name The name of the cookie.+
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 * @param String value The value of the cookie.+
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 * @param Object options An object literal containing key/value pairs to provide optional cookie attributes.+
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 * @option Number|Date expires Either an integer specifying the expiration date from now on in days or a Date object.+
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 *                             If a negative value is specified (e.g. a date in the past), the cookie will be deleted.+
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 *                             If set to null or omitted, the cookie will be a session cookie and will not be retained+
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 *                             when the the browser exits.+
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 * @option String path The value of the path atribute of the cookie (default: path of page that created the cookie).+
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 * @option String domain The value of the domain attribute of the cookie (default: domain of page that created the cookie).+
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 * @option Boolean secure If true, the secure attribute of the cookie will be set and the cookie transmission will+
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 *                        require a secure protocol (like HTTPS).+
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 * @type undefined+
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 *+
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 * @name $.cookie+
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 * @cat Plugins/Cookie+
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 * @author Klaus Hartl/klaus.hartl@stilbuero.de+
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 */+
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+
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/**+
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 * Get the value of a cookie with the given name.+
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 *+
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 * @example $.cookie('the_cookie');+
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 * @desc Get the value of a cookie.+
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 *+
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 * @param String name The name of the cookie.+
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 * @return The value of the cookie.+
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 * @type String+
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 *+
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 * @name $.cookie+
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 * @cat Plugins/Cookie+
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 * @author Klaus Hartl/klaus.hartl@stilbuero.de+
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 */+
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jQuery.cookie = function(name, value, options) {+
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    if (typeof value != 'undefined') { // name and value given, set cookie+
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        options = options || {};+
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        if (value === null) {+
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            value = '';+
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            options.expires = -1;+
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        }+
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        var expires = '';+
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        if (options.expires && (typeof options.expires == 'number' || options.expires.toUTCString)) {+
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            var date;+
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            if (typeof options.expires == 'number') {+
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                date = new Date();+
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                date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));+
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            } else {+
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                date = options.expires;+
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            }+
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            expires = '; expires=' + date.toUTCString(); // use expires attribute, max-age is not supported by IE+
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        }+
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        // CAUTION: Needed to parenthesize options.path and options.domain+
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        // in the following expressions, otherwise they evaluate to undefined+
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        // in the packed version for some reason...+
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        var path = options.path ? '; path=' + (options.path) : '';+
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        var domain = options.domain ? '; domain=' + (options.domain) : '';+
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        var secure = options.secure ? '; secure' : '';+
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        document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');+
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    } else { // only name given, get cookie+
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        var cookieValue = null;+
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        if (document.cookie && document.cookie != '') {+
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            var cookies = document.cookie.split(';');+
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            for (var i = 0; i < cookies.length; i++) {+
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                var cookie = jQuery.trim(cookies[i]);+
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                // Does this cookie string begin with the name we want?+
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                if (cookie.substring(0, name.length + 1) == (name + '=')) {+
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                    cookieValue = decodeURIComponent(cookie.substring(name.length + 1));+
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                    break;+
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                }+
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            }+
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        }+
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        return cookieValue;+
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    }+
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};+
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