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function objToParam(a) {
       var s = [],        rbracket = /\[\]$/,        isArray = function(obj) {
               return Object.prototype.toString.call(obj) === '[object Array]';        },        add = function(k, v) {
               v = typeof v === 'function' ? v() : v === null ? '' : v === undefined ? '' : v;            s[s.length] = encodeURIComponent(k) + '=' + encodeURIComponent(v);        },        buildParams = function(prefix, obj) {
               var i, len, key;            if (prefix) {
                   if (isArray(obj)) {
                       for (i = 0, len = obj.length; i < len; i++) {
                           if (rbracket.test(prefix)) {
                               add(prefix, obj[i]);                        } else {
                               buildParams(prefix + '[' + (typeof obj[i] === 'object' ? i : '') + ']', obj[i]);                        }                    }                } else if (obj && String(obj) === '[object Object]') {
                       for (key in obj) {
                           buildParams(prefix + '[' + key + ']', obj[key]);                    }                } else {
                       add(prefix, obj);                }            } else if (isArray(obj)) {
                   for (i = 0, len = obj.length; i < len; i++) {
                       add(obj[i].name, obj[i].value);                }            } else {
                   for (key in obj) {
                       buildParams(key, obj[key]);                }            }            return s;        };    return buildParams('', a).join('&').replace(/%20/g, '+');}function parseQueryString(url) {
       var obj = {
   };    var keyvalue = [];    var key = "",        value = "";    var paraString = url.substring(url.indexOf("?") + 1, url.length).split("&");    for (var i in paraString) {
           keyvalue = paraString[i].split("=");        key = keyvalue[0];        value = keyvalue[1];        obj[key] = value;    }    return obj;}

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