(function(){

	// Conector, Xtools , Janelas
	var	_conn	= new IMConnector(path_im);
	var	_xtools	= new XTools(path_im);
	var _im_content	= top.document.getElementById('instant_messenger_content');
	var	_window		= new Windows(_xtools, _im_content);
	var _cookies	= new IMCookies;
	var Timeout		= "";

	function _config(pObj, pEvent, pHandler)
	{
		if ( typeof pObj == 'object' )
		{
			if ( pEvent.substring(0, 2) == 'on' )
				pEvent = pEvent.substring(2, pEvent.length);

			if ( pObj.addEventListener )
				pObj.addEventListener(pEvent, pHandler, false);
			else if ( pObj.attachEvent )
				pObj.attachEvent('on' + pEvent, pHandler);
		}
	}

	function _load_window()
	{
		var _win_preferences = "";

		_win_preferences = _window.load('preferences_window');
		_win_preferences.title('.:: Expresso Messenger - ' + imGetLang('Preferences') + ' ::.');
		_win_preferences.size(400, 350);
		_win_preferences.position(150, 70, false);
		_win_preferences.icon(im_console_prefs.src);

		_win_preferences.bz.style.display = 'none';
		_win_preferences.bx.style.display = 'none';
		_win_preferences.wc.style.padding = '5px';

		var _params = {
			'lang1':imGetLang('Options'),
			'lang2':imGetLang('Show users offline'),
			'lang3':imGetLang('Away'),
			'lang4':imGetLang('Ficar ausente depois de'),
			'lang5':imGetLang('Minutes'),
			'lang6':imGetLang('Ativar aviso de mensagem recebida'),
			'lang7':imGetLang('Normal'),
			'lang8':imGetLang('Treme Tela'),
			'lang9':imGetLang('Save'),
			'lang10':imGetLang('Close')
		};

		_win_preferences.content(_xtools.parse(_xtools.xml('settings'), 'mysettings.xsl', _params));

		_config(_win_preferences.wc.childNodes[2], 'onclick', setPreferences);
		_config(_win_preferences.wc.childNodes[3], 'onclick',
			function()
			{
				_win_preferences.button(_win_preferences.bc);
			}
		);

		// Carrega as preferências;
	    getPreferences();
	}

	function focus_select()
    {
        arguments[0].focus();
        arguments[0].select();
    }

	function _preferences()
	{
		_cookies.set('preferences_im', arguments[0]);
		var preferences = arguments[0].split(';');
			preferences.pop();

		for(var i in preferences)
		{
			var field = preferences[i].substring(0,preferences[i].indexOf(':'));
			var value = preferences[i].substring(preferences[i].indexOf(':') + 1, preferences[i].length);

			if( value === 'true' || value === 'false')
			{
				if(top.document.getElementById(field))
					top.document.getElementById(field).checked = eval(value);
				else if( field === 'ch_offline')
					if(eval(value))
						_cookies.set('IM_unavailable', 'show');
					else
						_cookies.set('IM_unavailable', 'hidden');
			}
			else
			{
				Timeout = ( parseInt(value) > 0 ) ? value : "1";
				if( top.document.getElementById(field) )
					top.document.getElementById(field).value = Timeout;
			}
		}
	}

	function getPreferences()
	{
		var preferences = "";

		if((preferences = _cookies.get('preferences_im')))
			_preferences(preferences);
		else
			_conn.go('$this.db_im.get_preferences', _preferences);
	}

	function setPreferences()
	{
		_win_preferences = _window.get('preferences_window');

		var preferences = "";
		var numbers = /^\d+$/;

		// Offline
        if (top.document.getElementById('ch_offline').checked)
		{
			preferences = 'ch_offline:true;';
			_cookies.set('IM_unavailable', 'show');
		}
		else
		{
			preferences = 'ch_offline:false;';
			_cookies.set('IM_unavailable', 'hidden');
		}

		// TimeOut
		if(numbers.test(top.document.getElementById('time_xa_im').value) && top.document.getElementById('time_xa_im').value != "0")
		{
            preferences += "time_xa_im:" + top.document.getElementById('time_xa_im').value + ";";
			Timeout = top.document.getElementById('time_xa_im').value;
		}
        else
		{
            preferences += "time_xa_im:1;";
			Timeout = 1;
		}

		// New Message
		/*
		if(top.document.getElementById('rd_nm').checked)
		{
			preferences += 'rd_nm:true;';
			_cookies.set('IM_screen','nm');
		}
		else
			preferences += 'rd_nm:false;';

		if(top.document.getElementById('rd_ch').checked)
		{
			preferences += 'rd_ch:true;';
			_cookies.set('IM_screen','rd');
		}
		else
			preferences += 'rd_ch:false;';
		*/

		// Write Cookie
		_cookies.set('preferences_im', preferences );

        _conn.go('$this.db_im.set_preferences',
				 function(dataString)
				 {
				 	if( !eval(dataString))
						alert('Erro : Preferências não foram salvas !');
				 },
				 'preferences='+preferences
				);

		if ( _win_preferences )
			_win_preferences.button(_win_preferences.bc);
	}

	var _changed = false;
	var _id_timeout	= "";
	function _setTimeOut()
	{
		_changed = true;
		InstantMessengerPresence('auto');
	}

	function _timeOut()
	{
		if ( _id_timeout )
			clearTimeout(_id_timeout);

		if ( _changed )
		{
			_changed = false;
			InstantMessengerPresence();
		}

		_id_timeout = setTimeout(_setTimeOut, parseInt(Timeout) * 60000);
	}

	function _show_hidden_group()
	{
		if ( !(arguments[0]) )
			return false;

		var show = 'block';
		if ( !(arguments[0].checked) )
			show = 'none';

		var el = top.document.getElementById('im_contact_list');
		if ( el && (el = el.firstChild) )
			while ( el )
			{
				// it is a contact
				if ( (el.nodeName.toLowerCase() == 'div') && el.getAttribute('jid') )
					if ( el.style.backgroundImage.indexOf('unavailable') > -1 )
						el.style.display = show;
				el = el.nextSibling;
			}
	}

	function Preferences()
	{
		getPreferences();
		//_timeOut();
	}

	Preferences.prototype._setTimeOut	 = _setTimeOut;
	Preferences.prototype.timeOut		 = _timeOut;
	Preferences.prototype.load			 = _load_window;
	Preferences.prototype.getfocus		 = focus_select;

	Preferences.prototype.showHiddenGroup = _show_hidden_group;

	top.window.im_preferences			 = new Preferences;
	//_config(top.window.document, 'onmousemove', _timeOut);

})();