function AJAXController() {

	this.sendPost = sendPost;
	this.sendForm = sendForm;
	this.addListener = addListener;
	listListener = new Array();
	errors = {100:'Continue', 101:'Switching Protocols', 201:'Created', 202:'Accepted', 203:'Non-Authoritative Information',
			  204:'No Content', 205:'Reset Content', 206:'Partial Content', 300:'Multiple Choices', 301:'Moved Permanently',
			  302:'Found', 303:'See Other', 304:'Not Modified', 305:'Use Proxy', 307:'Temporary Redirect', 400:'Bad Request',
			  401:'Unauthorized', 402:'Payment Required', 403:'Forbidden', 404:'Not found', 405:'Method Not Allowed', 406:'Not Acceptable',
			  407:'Proxy Authentication Required', 408:'Request Timeout', 409:'Conflict', 410:'Gone', 411:'Length Required', 412:'Precondition Failed',
			  413:'Request Entity Too Large', 414:'Request-URI Too Large', 415:'Unsupported Media Type', 416:'Requested Range Not Satisfiable',
			  417:'Expectation Failed', 500:'Internal Server Error', 501:'Not Implemented', 502:'Bad Gateway', 503:'Service Unavailable',
			  504:'Gateway Timeout', 505:'HTTP Version not supported'};

	function exception(message) {
		
	}
	
	function sendPost(url, parameters) {
		if ((!url) || (url == null)) {
			exception('Not found URL');
			return;
		}
		var xmlHttpReq = false;
		if (window.XMLHttpRequest) {
			xmlHttpReq = new XMLHttpRequest();
		} else {
			if (window.ActiveXObject) {
				xmlHttpReq = new ActiveXObject('Microsoft.XMLHTTP');
			} else {
				alert('Your browser does not permit the use ajax features!');
				return;
			}
		}
		xmlHttpReq.open('POST', url, true);
		xmlHttpReq.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8');
		xmlHttpReq.setRequestHeader('X-JPanther-Version', '1.0 build 20081015 (mversion)');
		xmlHttpReq.onreadystatechange = function() {
		switch (xmlHttpReq.readyState) {
			case 4:
				switch (xmlHttpReq.status) {
					case 200:
						response(xmlHttpReq.responseText);
						break;
					default:
						message = errors[xmlHttpReq.status];
						if (message == null) {
							exception(xmlHttpReq.status + ' Unknow');
						} else {
							exception(xmlHttpReq.status + ' ' + message);
						}
						break;
				}
				break;
			}
		}
		if ((!parameters) || (parameters == null)) {
			parameters = '';
		}
		xmlHttpReq.send(parameters);
	}

	function sendForm(url, id_form, parameters, is_clear_field) {
		var idform = document.getElementById(id_form);
		var inputfields = idform.getElementsByTagName('input');
		var selectfields = idform.getElementsByTagName('select');
		var textareafields = idform.getElementsByTagName('textarea');
		if (parameters == null) {
			parameters = '';
		}
		for (var i=0; i<inputfields.length; i++) {
			var input = inputfields.item(i);
			switch (input.type) {
				case 'hidden':
					parameters += (parameters.length>0?'&':'') + input.name + '=' + rfc(input.value);
					if (is_clear_field) {
						input.value = '';
					}
					break;
				case 'text':
					parameters += (parameters.length>0?'&':'') + input.name + '=' + rfc(input.value);
					if (is_clear_field) {
						input.value = '';
					}
					break;
				case 'password':
					parameters += (parameters.length>0?'&':'') + input.name + '=' + rfc(input.value);
					if (is_clear_field) {
						input.value = '';
					}
					break;
				case 'checkbox':
					if (input.checked) {
						parameters += (parameters.length>0?'&':'') + input.name + '=' + rfc(input.value);
					}
					if (is_clear_field) {
						input.checked = false;
					}
					break;
				case 'radio':
					if (input.checked) {
						parameters += (parameters.length>0?'&':'') + input.name + '=' + rfc(input.value);
					}
					if (is_clear_field) {
						input.checked = false;
					}
					break;
			}
		}
		for (var i1=0; i1<selectfields.length; i1++) {
			var select = selectfields.item(i1);
			var j = 0;
			for (var i = 0; i < select.length; i++) {
				if (select.options[i].selected) {
					parameters += (parameters.length>0?'&':'') + select.name + '[' + j + ']=' + rfc(select.options[i].value);
					j++;
				}
				if (is_clear_field) {
					select.options[i].selected = false;
				}
			}
		}
		for (var i=0; i<textareafields.length; i++) {
			var textarea = textareafields.item(i);
			parameters += (parameters.length>0?'&':'') + textarea.name + '=' + rfc(textarea.value);
			if (is_clear_field) {
				textarea.value = '';
			}
		}
		sendPost(url, parameters);
	}

	function response(responseText) {
		try {
			eval('this.response=[' + responseText + ']');
			var countResponse = this.response.length;
		} catch (e) {
			exception(e);
			return;
		}
		for (var i = 0; i<countResponse; i++) {
			switch (this.response[i][0]) {
				case 'eval':
					if (this.response[i][1]['javascript']) {
						try {
							eval(this.response[i][1]['javascript']);
						} catch (e) {
							exception('Failed \'eval\'');
						}
					}
					break;
				case 'loadjs':
					if (this.response[i][1]['url']) {
						var s = document.createElement('script');
						s.setAttribute('type', 'text/javascript');
						s.setAttribute('src', this.response[i][1]['url']);
						var headIndex = document.getElementsByTagName('head').length;
						if (headIndex > 0) {
							document.getElementsByTagName('head')[headIndex - 1].appendChild(s);
						} else {
							exception('Failed \'javascript\'');
						}
					}
					break;
				case 'update':
					if (this.response[i][1]['id'] && (this.response[i][1]['html'] || this.response[i][1]['html']=='')) {
						try {
							document.getElementById(this.response[i][1]['id']).innerHTML = this.response[i][1]['html'];
							runJS(this.response[i][1]['html']);
						} catch (e) {
							exception('Failed \'update\'');
						}
					}
					break;
				case 'appendfirst':
					if (this.response[i][1]['id'] && (this.response[i][1]['html'] || this.response[i][1]['html']=='')) {
						try {
							var tmphtml = document.getElementById(this.response[i][1]['id']).innerHTML;
							document.getElementById(this.response[i][1]['id']).innerHTML = this.response[i][1]['html'] + tmphtml;
							runJS(this.response[i][1]['html']);
						} catch (e) {
							exception('Failed \'appendfirst\'');
						}
					}
					break;
				case 'appendlast':
					if (this.response[i][1]['id'] && (this.response[i][1]['html'] || this.response[i][1]['html']=='')) {
						try {
							var tmphtml = document.getElementById(this.response[i][1]['id']).innerHTML;
							document.getElementById(this.response[i][1]['id']).innerHTML = tmphtml + this.response[i][1]['html'];
							runJS(this.response[i][1]['html']);
						} catch (e) {
							exception('Failed \'appendlast\'');
						}
					}
					break;
				case 'style':
					if (this.response[i][1]['id']) {
						for (var key in this.response[i][1]) {
							if (key != 'id') {
								try {
									eval('document.getElementById(this.response[i][1][\'id\']).style.' + key + ' = this.response[i][1][\'' + key + '\'];');
								} catch (e) {
									exception('Failed \'style\'');
								}
							}
						}
					}
					break;
				case 'loadcss':
					if (this.response[i][1]['url']) {
						var l = document.createElement('link');
						l.setAttribute('rel', 'stylesheet');
						l.setAttribute('type', 'text/css');
						l.setAttribute('href', this.response[i][1]['url']);
						var headIndex = document.getElementsByTagName('head').length;
						if (headIndex > 0) {
							document.getElementsByTagName('head')[headIndex - 1].appendChild(l);
						} else {
							exception('Failed \'css\'');
						}
					}
					break;
				case 'cssclass':
					if (this.response[i][1]['id'] && this.response[i][1]['method'] && this.response[i][1]['class']) {
						tagClass(this.response[i][1]['method'], this.response[i][1]['id'], this.response[i][1]['class']);
					}
					break;
				default:
					for (var j=0; j<listListener.length; j++) {
						if (this.response[i][0] == listListener[j].action) {
							listListener[j].listener(this.response[i][1]);
							return;
						}
					}
					exception('Unknow method');
					break;
			}
		}
	}
	
	function tagClass(method, idtag, clazz) {
		var obj = document.getElementById(idtag);
		switch (method) {
			case 'add':
				if(!tagClass('check', idtag, clazz)) {
					obj.className += (obj.className?' ':'') + clazz;
				}
				break;
			case 'remove':
				var rep = (obj.className.match(' ' + clazz)?' ':'') + clazz;
					obj.className = obj.className.replace(rep, '');
				break;
			case 'check':
				return new RegExp('\b' + clazz + '\b').test(obj.className)
				break;
		}
	}
	
	function addListener(action, listener) {
		listListener.push({'action':action, 'listener':listener});
	}
	
	function runJS(html) {
		reg = /<script[^>]*?>(.*?)<\/script>/gi;
		while((js = reg.exec(html)) != null) {
			eval(js[1]);
		}
	}
	
	function rfc(str) {
		str = str.replace(/%/g, '%25');
		str = str.replace(/\+/g, '%2B');
		str = str.replace(/&/g, '%26');
		str = str.replace(/\'/g, '%27');
		return str;
	}
	
}
var jpAjaxController = new AJAXController();