this.method = 'GET';
}
if (this.method == 'GET') {
url = ajax.setParameters(url, params);
}
try {
ajax.transport.open(this.method, url, ajax.options.asynchronous);
ajax.transport.onreadystatechange = ajax.stateChange;
ajax.setRequestHeaders();
this.body = this.method == 'POST' ? params : null;
ajax.transport.send(this.body);
} catch (e) {}
},
stateChange: function() {
try {
var readyState = ajax.transport.readyState;
if(readyState == 4) {
var status = ajax.transport.status, transport = ajax, json = ajax.evalJSON();
if(status == 200) {
ajax.options['onSuccess'](transport, json);
} else {
ajax.options['onFailure'](transport, json);
}
}
} catch (e) {}
},
setParameters: function(url, params) {
if (params && typeof params == 'string') {
url += (url.include('?') ? '&' : '?') + params;
} else if (params && typeof params == 'object') {
for(var param in params) {
url += (url.include('?') ? '&' : '?') + param + '=' + params[param];
}
}
return url;
},
setRequestHeaders: function() {
var headers = {
'X-Requested-With': 'XMLHttpRequest',
'Accept': 'application/xml, text/xml, text/html, text/javascript, application/javascript, application/json, text/javascript, text/plain, */*',
'If-Modified-Since': 'Thu, 01 Jan 1970 00:00:00 GMT'
};
this.method = ajax.options.method;
if (this.method == 'POST') {
headers['Content-type'] = ajax.options.contentType +
(ajax.options.encoding ? '; charset=' + ajax.options.encoding : '');
if (ajax.transport.overrideMimeType &&
(navigator.userAgent.match(/Gecko/(d{4})/) || [0,2005])[1] < 2005) {
headers['Connection'] = 'close';
}
}
for (var name in headers) {
ajax.transport.setRequestHeader(name, headers[name]);
}
},
evalJSON: function() {
try {
return eval('(' + ajax.transport.responseText + ')');
} catch (e) {}
}
};
var Form = {
serialize: function(element) {
var elements = $(element).all;
var queryComponents = [];
for(var i = 0; i < elements.length; i++) {
var parameter = null, method = elements[i].tagName.toLowerCase();
if(['input', 'select', 'textarea'].include(method)) {
parameter = Form.Serializers[method](elements[i]);
}
if(parameter != null && parameter.constructor == Array) {
var key = encodeURIComponent(parameter[0]);
var value = encodeURIComponent(parameter[1]);
queryComponents.push(key + '=' + value);
}
}
return queryComponents.join('&');
},
request: function(options) {
var params = this.toQueryParams(options.parameters);
options.parameters = this.serialize(this.form);
if(params) {
options.parameters = options.parameters.concat('&' + params);
}
if($(this.form).method) {
options.method = $(this.form).method;
}
return new ajax.request($(this.form).action, options);
},
toQueryParams: function(params) {
var queryComponents = [];
if (params && typeof params == 'string') {
