/*
 * jQuery 1.2.6 - New Wave Javascript
 *
 * Copyright (c) 2008 John Resig (jquery.com)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * $Date: 2008-05-24 14:22:17 -0400 (Sat, 24 May 2008) $
 * $Rev: 5685 $
 */
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jQuery.handleError(s,xhr,status);complete();if(s.async)xhr=null;}};if(s.async){var ival=setInterval(onreadystatechange,13);if(s.timeout>0)setTimeout(function(){if(xhr){xhr.abort();if(!requestDone)onreadystatechange("timeout");}},s.timeout);}try{xhr.send(s.data);}catch(e){jQuery.handleError(s,xhr,null,e);}if(!s.async)onreadystatechange();function success(){if(s.success)s.success(data,status);if(s.global)jQuery.event.trigger("ajaxSuccess",[xhr,s]);}function complete(){if(s.complete)s.complete(xhr,status);if(s.global)jQuery.event.trigger("ajaxComplete",[xhr,s]);if(s.global&&!--jQuery.active)jQuery.event.trigger("ajaxStop");}return xhr;},handleError:function(s,xhr,status,e){if(s.error)s.error(xhr,status,e);if(s.global)jQuery.event.trigger("ajaxError",[xhr,s,e]);},active:0,httpSuccess:function(xhr){try{return!xhr.status&&location.protocol=="file:"||(xhr.status>=200&&xhr.status<300)||xhr.status==304||xhr.status==1223||jQuery.browser.safari&&xhr.status==undefined;}catch(e){}return false;},httpNotModified:function(xhr,url){try{var xhrRes=xhr.getResponseHeader("Last-Modified");return xhr.status==304||xhrRes==jQuery.lastModified[url]||jQuery.browser.safari&&xhr.status==undefined;}catch(e){}return false;},httpData:function(xhr,type,filter){var ct=xhr.getResponseHeader("content-type"),xml=type=="xml"||!type&&ct&&ct.indexOf("xml")>=0,data=xml?xhr.responseXML:xhr.responseText;if(xml&&data.documentElement.tagName=="parsererror")throw"parsererror";if(filter)data=filter(data,type);if(type=="script")jQuery.globalEval(data);if(type=="json")data=eval("("+data+")");return data;},param:function(a){var s=[];if(a.constructor==Array||a.jquery)jQuery.each(a,function(){s.push(encodeURIComponent(this.name)+"="+encodeURIComponent(this.value));});else
for(var j in a)if(a[j]&&a[j].constructor==Array)jQuery.each(a[j],function(){s.push(encodeURIComponent(j)+"="+encodeURIComponent(this));});else
s.push(encodeURIComponent(j)+"="+encodeURIComponent(jQuery.isFunction(a[j])?a[j]():a[j]));return s.join("&").replace(/%20/g,"+");}});jQuery.fn.extend({show:function(speed,callback){return speed?this.animate({height:"show",width:"show",opacity:"show"},speed,callback):this.filter(":hidden").each(function(){this.style.display=this.oldblock||"";if(jQuery.css(this,"display")=="none"){var elem=jQuery("<"+this.tagName+" />").appendTo("body");this.style.display=elem.css("display");if(this.style.display=="none")this.style.display="block";elem.remove();}}).end();},hide:function(speed,callback){return speed?this.animate({height:"hide",width:"hide",opacity:"hide"},speed,callback):this.filter(":visible").each(function(){this.oldblock=this.oldblock||jQuery.css(this,"display");this.style.display="none";}).end();},_toggle:jQuery.fn.toggle,toggle:function(fn,fn2){return jQuery.isFunction(fn)&&jQuery.isFunction(fn2)?this._toggle.apply(this,arguments):fn?this.animate({height:"toggle",width:"toggle",opacity:"toggle"},fn,fn2):this.each(function(){jQuery(this)[jQuery(this).is(":hidden")?"show":"hide"]();});},slideDown:function(speed,callback){return this.animate({height:"show"},speed,callback);},slideUp:function(speed,callback){return this.animate({height:"hide"},speed,callback);},slideToggle:function(speed,callback){return this.animate({height:"toggle"},speed,callback);},fadeIn:function(speed,callback){return this.animate({opacity:"show"},speed,callback);},fadeOut:function(speed,callback){return this.animate({opacity:"hide"},speed,callback);},fadeTo:function(speed,to,callback){return this.animate({opacity:to},speed,callback);},animate:function(prop,speed,easing,callback){var optall=jQuery.speed(speed,easing,callback);return this[optall.queue===false?"each":"queue"](function(){if(this.nodeType!=1)return false;var opt=jQuery.extend({},optall),p,hidden=jQuery(this).is(":hidden"),self=this;for(p in prop){if(prop[p]=="hide"&&hidden||prop[p]=="show"&&!hidden)return opt.complete.call(this);if(p=="height"||p=="width"){opt.display=jQuery.css(this,"display");opt.overflow=this.style.overflow;}}if(opt.overflow!=null)this.style.overflow="hidden";opt.curAnim=jQuery.extend({},prop);jQuery.each(prop,function(name,val){var e=new jQuery.fx(self,opt,name);if(/toggle|show|hide/.test(val))e[val=="toggle"?hidden?"show":"hide":val](prop);else{var parts=val.toString().match(/^([+-]=)?([\d+-.]+)(.*)$/),start=e.cur(true)||0;if(parts){var end=parseFloat(parts[2]),unit=parts[3]||"px";if(unit!="px"){self.style[name]=(end||1)+unit;start=((end||1)/e.cur(true))*start;self.style[name]=start+unit;}if(parts[1])end=((parts[1]=="-="?-1:1)*end)+start;e.custom(start,end,unit);}else
e.custom(start,val,"");}});return true;});},queue:function(type,fn){if(jQuery.isFunction(type)||(type&&type.constructor==Array)){fn=type;type="fx";}if(!type||(typeof type=="string"&&!fn))return queue(this[0],type);return this.each(function(){if(fn.constructor==Array)queue(this,type,fn);else{queue(this,type).push(fn);if(queue(this,type).length==1)fn.call(this);}});},stop:function(clearQueue,gotoEnd){var timers=jQuery.timers;if(clearQueue)this.queue([]);this.each(function(){for(var i=timers.length-1;i>=0;i--)if(timers[i].elem==this){if(gotoEnd)timers[i](true);timers.splice(i,1);}});if(!gotoEnd)this.dequeue();return this;}});var queue=function(elem,type,array){if(elem){type=type||"fx";var q=jQuery.data(elem,type+"queue");if(!q||array)q=jQuery.data(elem,type+"queue",jQuery.makeArray(array));}return q;};jQuery.fn.dequeue=function(type){type=type||"fx";return this.each(function(){var q=queue(this,type);q.shift();if(q.length)q[0].call(this);});};jQuery.extend({speed:function(speed,easing,fn){var opt=speed&&speed.constructor==Object?speed:{complete:fn||!fn&&easing||jQuery.isFunction(speed)&&speed,duration:speed,easing:fn&&easing||easing&&easing.constructor!=Function&&easing};opt.duration=(opt.duration&&opt.duration.constructor==Number?opt.duration:jQuery.fx.speeds[opt.duration])||jQuery.fx.speeds.def;opt.old=opt.complete;opt.complete=function(){if(opt.queue!==false)jQuery(this).dequeue();if(jQuery.isFunction(opt.old))opt.old.call(this);};return opt;},easing:{linear:function(p,n,firstNum,diff){return firstNum+diff*p;},swing:function(p,n,firstNum,diff){return((-Math.cos(p*Math.PI)/2)+0.5)*diff+firstNum;}},timers:[],timerId:null,fx:function(elem,options,prop){this.options=options;this.elem=elem;this.prop=prop;if(!options.orig)options.orig={};}});jQuery.fx.prototype={update:function(){if(this.options.step)this.options.step.call(this.elem,this.now,this);(jQuery.fx.step[this.prop]||jQuery.fx.step._default)(this);if(this.prop=="height"||this.prop=="width")this.elem.style.display="block";},cur:function(force){if(this.elem[this.prop]!=null&&this.elem.style[this.prop]==null)return this.elem[this.prop];var r=parseFloat(jQuery.css(this.elem,this.prop,force));return r&&r>-10000?r:parseFloat(jQuery.curCSS(this.elem,this.prop))||0;},custom:function(from,to,unit){this.startTime=now();this.start=from;this.end=to;this.unit=unit||this.unit||"px";this.now=this.start;this.pos=this.state=0;this.update();var self=this;function t(gotoEnd){return self.step(gotoEnd);}t.elem=this.elem;jQuery.timers.push(t);if(jQuery.timerId==null){jQuery.timerId=setInterval(function(){var timers=jQuery.timers;for(var i=0;i<timers.length;i++)if(!timers[i]())timers.splice(i--,1);if(!timers.length){clearInterval(jQuery.timerId);jQuery.timerId=null;}},13);}},show:function(){this.options.orig[this.prop]=jQuery.attr(this.elem.style,this.prop);this.options.show=true;this.custom(0,this.cur());if(this.prop=="width"||this.prop=="height")this.elem.style[this.prop]="1px";jQuery(this.elem).show();},hide:function(){this.options.orig[this.prop]=jQuery.attr(this.elem.style,this.prop);this.options.hide=true;this.custom(this.cur(),0);},step:function(gotoEnd){var t=now();if(gotoEnd||t>this.options.duration+this.startTime){this.now=this.end;this.pos=this.state=1;this.update();this.options.curAnim[this.prop]=true;var done=true;for(var i in this.options.curAnim)if(this.options.curAnim[i]!==true)done=false;if(done){if(this.options.display!=null){this.elem.style.overflow=this.options.overflow;this.elem.style.display=this.options.display;if(jQuery.css(this.elem,"display")=="none")this.elem.style.display="block";}if(this.options.hide)this.elem.style.display="none";if(this.options.hide||this.options.show)for(var p in this.options.curAnim)jQuery.attr(this.elem.style,p,this.options.orig[p]);}if(done)this.options.complete.call(this.elem);return false;}else{var n=t-this.startTime;this.state=n/this.options.duration;this.pos=jQuery.easing[this.options.easing||(jQuery.easing.swing?"swing":"linear")](this.state,n,0,1,this.options.duration);this.now=this.start+((this.end-this.start)*this.pos);this.update();}return true;}};jQuery.extend(jQuery.fx,{speeds:{slow:600,fast:200,def:400},step:{scrollLeft:function(fx){fx.elem.scrollLeft=fx.now;},scrollTop:function(fx){fx.elem.scrollTop=fx.now;},opacity:function(fx){jQuery.attr(fx.elem.style,"opacity",fx.now);},_default:function(fx){fx.elem.style[fx.prop]=fx.now+fx.unit;}}});jQuery.fn.offset=function(){var left=0,top=0,elem=this[0],results;if(elem)with(jQuery.browser){var parent=elem.parentNode,offsetChild=elem,offsetParent=elem.offsetParent,doc=elem.ownerDocument,safari2=safari&&parseInt(version)<522&&!/adobeair/i.test(userAgent),css=jQuery.curCSS,fixed=css(elem,"position")=="fixed";if(elem.getBoundingClientRect){var box=elem.getBoundingClientRect();add(box.left+Math.max(doc.documentElement.scrollLeft,doc.body.scrollLeft),box.top+Math.max(doc.documentElement.scrollTop,doc.body.scrollTop));add(-doc.documentElement.clientLeft,-doc.documentElement.clientTop);}else{add(elem.offsetLeft,elem.offsetTop);while(offsetParent){add(offsetParent.offsetLeft,offsetParent.offsetTop);if(mozilla&&!/^t(able|d|h)$/i.test(offsetParent.tagName)||safari&&!safari2)border(offsetParent);if(!fixed&&css(offsetParent,"position")=="fixed")fixed=true;offsetChild=/^body$/i.test(offsetParent.tagName)?offsetChild:offsetParent;offsetParent=offsetParent.offsetParent;}while(parent&&parent.tagName&&!/^body|html$/i.test(parent.tagName)){if(!/^inline|table.*$/i.test(css(parent,"display")))add(-parent.scrollLeft,-parent.scrollTop);if(mozilla&&css(parent,"overflow")!="visible")border(parent);parent=parent.parentNode;}if((safari2&&(fixed||css(offsetChild,"position")=="absolute"))||(mozilla&&css(offsetChild,"position")!="absolute"))add(-doc.body.offsetLeft,-doc.body.offsetTop);if(fixed)add(Math.max(doc.documentElement.scrollLeft,doc.body.scrollLeft),Math.max(doc.documentElement.scrollTop,doc.body.scrollTop));}results={top:top,left:left};}function border(elem){add(jQuery.curCSS(elem,"borderLeftWidth",true),jQuery.curCSS(elem,"borderTopWidth",true));}function add(l,t){left+=parseInt(l,10)||0;top+=parseInt(t,10)||0;}return results;};jQuery.fn.extend({position:function(){var left=0,top=0,results;if(this[0]){var offsetParent=this.offsetParent(),offset=this.offset(),parentOffset=/^body|html$/i.test(offsetParent[0].tagName)?{top:0,left:0}:offsetParent.offset();offset.top-=num(this,'marginTop');offset.left-=num(this,'marginLeft');parentOffset.top+=num(offsetParent,'borderTopWidth');parentOffset.left+=num(offsetParent,'borderLeftWidth');results={top:offset.top-parentOffset.top,left:offset.left-parentOffset.left};}return results;},offsetParent:function(){var offsetParent=this[0].offsetParent;while(offsetParent&&(!/^body|html$/i.test(offsetParent.tagName)&&jQuery.css(offsetParent,'position')=='static'))offsetParent=offsetParent.offsetParent;return jQuery(offsetParent);}});jQuery.each(['Left','Top'],function(i,name){var method='scroll'+name;jQuery.fn[method]=function(val){if(!this[0])return;return val!=undefined?this.each(function(){this==window||this==document?window.scrollTo(!i?val:jQuery(window).scrollLeft(),i?val:jQuery(window).scrollTop()):this[method]=val;}):this[0]==window||this[0]==document?self[i?'pageYOffset':'pageXOffset']||jQuery.boxModel&&document.documentElement[method]||document.body[method]:this[0][method];};});jQuery.each(["Height","Width"],function(i,name){var tl=i?"Left":"Top",br=i?"Right":"Bottom";jQuery.fn["inner"+name]=function(){return this[name.toLowerCase()]()+num(this,"padding"+tl)+num(this,"padding"+br);};jQuery.fn["outer"+name]=function(margin){return this["inner"+name]()+num(this,"border"+tl+"Width")+num(this,"border"+br+"Width")+(margin?num(this,"margin"+tl)+num(this,"margin"+br):0);};});})();String.prototype.isEmail = function()
{
	var regex = /^[A-Za-z0-9](([_\.\-]?[a-zA-Z0-9]+)*)@([A-Za-z0-9]+)(([\.\-]?[a-zA-Z0-9]+)+)\.([A-Za-z]{2,})$/

	if (regex.test(this))
	{
		return true;
	}
	
	return false;
};

Number.prototype.toMili = function()
{
	return (this * 1000);
};

// get a querystring
jQuery.url = function(strChave)
{
	var querystring = document.location.search;
	var expressao   = eval('/(?:&)*' + strChave.toLowerCase() + '=([^\&]+)(?:&)*/i');
	var regexp      = expressao.exec(querystring);

	if (regexp != null) 
	{
		if (querystring.length > 0)
		{
			return regexp[1]; 
		}
		else
		{
			return false;
		}
	}
};

$(function()
{	
	// open "external" links in new windows
	$('a[rel*="external"]').click
	(
		function ()
		{
			window.open(this);
			return false;
		}
	);
	
	// add validation to contact form
	$('#frmContato').submit
	(
	 	function()
		{
			var Validator = new FormValidator();
			
			Validator.setup
			([
			  	 {id : 'txtNome'    , minLen  : 2}
				,{id : 'txtCidade'  , minLen  : 2}
				,{id : 'cmbEstado'  , minLen  : 2}
				,{id : 'txtEmail'   , defType : 'email'}
				,{id : 'txtTelefone', minLen  : 8}
				,{id : 'txtAssunto' , minLen  : 2}
				,{id : 'txtMensagem', minLen  : 2}
			]);
			 
			Validator.setMsgTarget('msgValidacao');
			
			return Validator.run({showErrors:true});
		}
	);
	
	// flota o banner da home
	///*
	var banner = $('#banner');
	if (banner.length > 0)
	{
		var  img = banner.find('img')
			,y = '-' + (img.attr('height') / 2) + 'px'
			,x = '-' + ((img.attr('width')  / 2)- 0) + 'px';
		
		banner.css
		({
			 visibility : 'visible'
			,margin     : y + ' 0 0 ' + x
		});
		
		banner.prepend('<a href="#" title="Fechar" id="closeBanner">[ X ] FECHAR</a>');
		
		
		$('#closeBanner').click
		(
			function ()
			{
				$('#banner').css('visibility', 'hidden');				
			}
		);
	
		var closeBanner = function()
		{
				banner.css('visibility', 'hidden');
		};
		
		
		setTimeout( function() {closeBanner();}, (60).toMili() );
	}
	

	//*/
	
	// funcs =========================================================
	
	function setupMapclick()
	{
		 // padrao do mapclick (mc_pagina_opcao1_opcao2_etc), pega apenas oq vem apos mc_
		var pattern = /mc\_([A-Za-z0-9\-\_]+)/;
		
		// seleciona tudo que tenha uma classe com mc_
		$('*[class*="mc_"]').each
		(
			function()
			{
			 	var 
					 elm = $(this)
					,mapclick = '/mapclick/' + pattern.exec( elm.attr('class') )[1].replace(/\_/g, '/');

				// aplica onclick em tudo que nao for formulario
				if ( !elm.is('form') )
				{
					elm.click( function() {callUrchin(mapclick);} )
				}
				else
				{	
					elm.submit( function() {callUrchin(mapclick);} )
				}
			}
		);
	}

	// habilita shadowbox
	if ($('#galeria').length > 0)
	{
		$('#galeria li a').attr('rel', 'shadowbox[gallery]');

		Shadowbox.init();
	}

	function callUrchin(strPath)
	{
		if (pageTracker && ( location.host.indexOf('.com') != -1 || location.host.indexOf('.org') != -1 ) )
		{
			pageTracker._trackPageview(strPath !== undefined ? strPath : '');
		}
	}

	var pageTracker =_gat._getTracker('UA-4253909-2');
		pageTracker._initData();
	
	callUrchin();
	setupMapclick();
});

/**
 * Opens a stardard popup
 *
 * @author Rodrigo Henrique Paiva - rhpaiva[at]gmail.com
 *
 * @param string url The popup's URL.
 * @param object Optional. An object with the following possible parameters:
 *                          int    width        = popup width
 *                          int    height       = popup height
 *                          string name         = popup name
 *                          bool   checkBlocker = whether to check for a popup blocker
 *                          bool   dependent    = tells the popup to be dependent of the opener [it used to work for FireFox :( ]
 *                          string properties   = other possible custom properties not implemented here
 *                          bool   autoClose    = whether the popup must close itself after opening
 *                          bool   center       = whether the popup must open on the very center of screen
 *
 * @return object The reference to the created window
 */
function popup (url, config)
{ 	
	var largura      = (config.width > 0)          ? (config.width)             : (750),
		altura       = (config.height > 0)         ? (config.height)            : (500),
		propriedades = (config.properties != '')   ? (', ' + config.properties) : (''),
		dependent    = (config.dependent === true) ? (', dependent=yes, minimizable=no, dialog=yes, alwaysRaised=yes, modal=yes') : ('');
	
	var top  = 100, 
		left = 100;
	
	if (config.center !== false) 
	{ 
		left = (screen.width  - largura) / 2; 
		top  = (screen.height - altura ) / 2; 
	} 

	var propriedades = 'width=' + largura + ', height=' + altura + ',top=' + top + ', left=' + left + propriedades + dependent; 
	
	var popwin = window.open(url, config.name, propriedades); 
	
	if ((config.checkBlocker === true) && (popwin == null)) 
	{ 
		alert('Seu navegador possui bloqueador de pop-up.\n Por favor habilite a abertura de pop-up para este \n endereço e atualize esta página.'); 
		return false; 
	} 
	
	if (config.autoClose === true) 
	{
		popwin.close(); 
	} 
	else 
	{ 
		popwin.focus(); 
		return popwin; 
	} 

}

function rand()
{
	var mili, rnd, limit;

	limit = rand.arguments[0];	

	if (limit > 0)
	{
		rnd  = Math.floor(Math.random() * limit) + 1;
	}
	else
	{
		mili  = new Date().getMilliseconds(); 	
		rnd   = Math.floor(Math.random() * mili) + 1;
		rnd  *= mili;
	}
	
	return rnd;
}/**
 * @author    Quake <quakeyo@gmail.com>
 * @copyright Quake <quakeyo@gmail.com>
 * @version   0.6.1, 06/2008
 * @license   You may use this script and/or modify it as long as you keep the original copyright
 *
 * Usage:
 *
 * var Validator = new FormValidator();
 *
 * Validator.setup
 * ([
 * 	{id : 'Email'   , defType  : 'email'},
 * 	{id : 'Email2'  , equals : 'Email'},
 * 	{id : 'ZIP'     , handler  : validateZip},
 * 	{id : 'Number'  , minLen   : 1, defType : 'number'},
 * 	{id : 'City'    , minLen   : 2},
 * 	{id : 'State'   , fixedLen : 2, defType : 'string'}
 * ]);
 * 
 * Validator.setMsgTarget('msgValidacao');
 *
 * document.getElementById('faleconosco').onsubmit = function()
 * {
 *		return Validator.run({showErrors:true});
 * };
 *
 * Changelog
 *
 * v0.6.1: 
 *   - Changed the way the error messages are configured, due to different languages need
 * v0.6: 
 *   - Added validation for two equal fields
 *
 */
 
/* Requires jQuery at least 1.2.3

The following functions/prototypes are required by the class

String.prototype.isEmail = function()
{
	var regex = /^[A-Za-z0-9](([_\.\-]?[a-zA-Z0-9]+)*)@([A-Za-z0-9]+)(([\.\-]?[a-zA-Z0-9]+)+)\.([A-Za-z]{2,})$/

	if (regex.test(this))
	{
		return true;
	}
	
	return false;
};

*/

var FormValidator = function()
{
	// private variables
	var fieldsToValidate,        // JSON array that holds all the fields to be validated
		idMsgTarget,             // the ID of the target to display the errors message
		invalidFields,           // JSON array with all the invalid fields
		fieldNameSrc  = 'title'; // the attribute to be used when retrieving the name of the field
	
	// config the strings of the messages
	var errorMsgConfig = new Array();
	errorMsgConfig['fixFollowingErrors'] = '<h3>Por favor, corrija os seguintes erros:</h3>';
	errorMsgConfig['listTag']            = 'ul';
	errorMsgConfig['err.fixedLen']       = 'O campo <strong>"%field%"</strong> deve ter exatamente %len% caracter(es).';
	errorMsgConfig['err.maxLen']         = 'O campo <strong>"%field%"</strong> deve ter no máximo %len% caracter(es).';
	errorMsgConfig['err.minLen']         = 'O campo <strong>"%field%"</strong> deve ter no mínimo %len% caracter(es).';
	errorMsgConfig['err.empty']          = 'O campo <strong>"%field%"</strong> deve ser preenchido.';
	errorMsgConfig['err.number']         = 'O campo <strong>"%field%"</strong> deve ter apenas números.';
	errorMsgConfig['err.string']         = 'O campo <strong>"%field%"</strong> não deve ter números.';
	errorMsgConfig['err.email']          = 'O campo <strong>"%field%"</strong> deve conter um endereço de e-mail válido.';
	errorMsgConfig['err.cep']            = 'O campo <strong>"%field%"</strong> deve conter um CEP válido.';
	errorMsgConfig['err.rg']             = 'O campo <strong>"%field%"</strong> não contém um RG válido.';
	errorMsgConfig['err.equals']         = 'Os campos <strong>"%field%"</strong> e <strong>"%field2%"</strong> devem ser iguais.';
	errorMsgConfig['err.handler']        = 'O campo <strong>"%field%"</strong> não contém dados válidos.';

	return {
		
		/**
		 * Runs the whole validation.
		 * Possible values of the config are:
		 *   boolean showErrors = whether the message with the validation erros must be shwon [true|false]
		 *
		 * @param objConfig object Optional. An object with the configuration. See method description for possible values. Example: {showErrors:true}
		 * @return boolean If the fields are valid or not
		 */
		run : function(objConfig)
		{
			var objField, 
				validationHandler;
				
			objConfig = (objConfig === undefined ? null : objConfig);

			// clean the previous mess
			invalidFields = null;
			invalidFields = new Array();
			
			// loop thru all fields
			for (var i in fieldsToValidate)
			{
				objField = fieldsToValidate[i]; // get the current field

				// the id is not set, go to the next iteration
				if (objField.id === undefined) continue;

				/**
				 * length validation
				 */
				 // fixed length
				if (objField.fixedLen !== undefined)
				{
					if ( this.validateLength(objField, 'fixed') === false )
					{
						this.setInvalidField({
							fieldId   : objField.id, 
							errorType : 'fixedLen', 
							length    : objField.fixedLen, 
							index     : i
						});
					}
				}
				else
				{
					// mininum length
					if (objField.minLen !== undefined)
					{
						if ( this.validateLength(objField, 'min') === false )
						{
							this.setInvalidField({
								fieldId   : objField.id, 
								errorType : 'minLen', 
								length    : objField.minLen, 
								index     : i
							});
						}
					}
					// maximum length
					if (objField.maxLen !== undefined)
					{
						if ( this.validateLength(objField, 'max') === false )
						{
							this.setInvalidField({
								fieldId   : objField.id, 
								errorType : 'maxLen', 
								length    : objField.maxLen, 
								index     : i
							});
						}
					}
				}
				
				/**
				 * equals validation
				 */
				if (objField.equals !== undefined)
				{
					if ( this.validateEqual(objField) === false )
					{
						this.setInvalidField({
							fieldId   : objField.id, 
							errorType : 'equals', 
							equalsTo  : objField.equals,
							index     : i
						});
					}
				}
				
				/**
				 * pre-defined validation
				 */
				if (objField.defType !== undefined)
				{
					if ( this.validateDefined(objField) === false )
					{
						this.setInvalidField({
							fieldId   : objField.id, 
							errorType : objField.defType, 
							index     : i
						});
					}
				}
				
				/**
				 * external handler validation
				 * the handler receives an object with the field content and must return an object with some attributes set
				 */
				if (typeof(objField.handler) == 'function')
				{
					var handlerResult = objField.handler(objField);
					//alert(handlerResult.valid);
					if (handlerResult.valid === false)
					{
						this.setInvalidField({
							fieldId      : objField.id, 
							handlerError : handlerResult.error, 
							index        : i
						});
					}
				}

			} // end for
			
			// check if the error message must be shown
			if ( (typeof(objConfig) === 'object') && (objConfig !== null) && (invalidFields.length > 0) )
			{
				if (objConfig.showErrors !== false)
				{
					this.showErrors();
				}
			}
			
			return invalidFields.length == 0;
			
		}, // end run
		
		/**
		 * Shows the error messages
		 *
		 * @return void
		 */
		showErrors : function()
		{
			var objElement, fieldName, errorMsgContent, errorMsg;
			
			errorMsgContent = null;
			errorMsgContent = errorMsgConfig['fixFollowingErrors'] + '<' + errorMsgConfig['listTag'] + '>';

			for ( var i in invalidFields )
			{
				objElement = invalidFields[i];
				
				fieldName  = $('#' + objElement.id).attr(fieldNameSrc);
				errorMsg   = (objElement.errorType !== undefined ? errorMsgConfig['err.' + objElement.errorType] : objElement.handlerError );

				errorMsgContent += '<li>' + errorMsg.replace('%field%', fieldName).replace('%len%', objElement.length).replace('%field2%', $('#' + objElement.equalsTo).attr(fieldNameSrc)) + '</li>';
			}
			
			errorMsgContent += '</' + errorMsgConfig['listTag'] + '>';
			
			$('#' + idMsgTarget).show().html(errorMsgContent);
		},
		
		/**
		 * =======================================================================
		 * VALIDATORS
		 * =======================================================================
		 */
		 
		/**
		 * Validates the proper length of the field
		 *
		 * @param objField object The object which holds the field attributes
		 * @param strType string The type of the length validation. Possible values: [min = minimum length | max = maximum length | fixed = specific length]
		 * @return boolean The result of the validation
		 */
		validateLength : function(objField, strType)
		{
			var objElement = $('#' + objField.id);

			if (objElement !== null)
			{
				switch (strType)
				{
					case 'min':
						return ( $.trim(objElement.val()).length >= objField.minLen );
						break;
						
					case 'max':
						return ( $.trim(objElement.val()).length <= objField.maxLen );
						break;

					case 'fixed':
						return ( $.trim(objElement.val()).length === objField.fixedLen );
						break;
				}
			}
		},
		
		/**
		 * Validates whether the field contains the same value as another one
		 *
		 * @param objField object The object which holds the field attributes
		 * @return boolean The result of the validation
		 */
		validateEqual : function(objField)
		{
			var objElement   = $('#' + objField.id)
				elmToCompare = $('#' + objField.equals);

			if (objElement !== null)
			{
				return ( $.trim(objElement.val()) === $.trim(elmToCompare.val()) );
			}
		},

		/**
		 * Validates the field using a pre-defined type of validator.
		 * Possible pre-defined validators are:
		 *   number = must contain only numbers
		 *   string = may contain anything but numbers
		 *   email  = must contain a valid email address
		 *   cep    = must contain a valid CEP (the equivalent of ZIP in Brazil)
		 *   rg     = must contain a valid RG (brazilian main personal ID)
		 *
		 * @param objField object The object which holds the field attributes
		 * @return boolean The result of the validation
		 */
		validateDefined : function(objField)
		{
			var objElement = $('#' + objField.id),
				strType    = objField.defType;

			if (objElement !== null)
			{
				switch (strType)
				{
					case 'number':
						return !( /\D+/g.test( $.trim(objElement.val()) ) );
						break;

					case 'string':
						return !( /\d+/g.test( $.trim(objElement.val()) ) );
						break;

					case 'email':
						return ( $.trim(objElement.val()).isEmail() );
						break;
						
					case 'cep':
						return ( /[0-9]{5}\-?[0-9]{3}/g.test( $.trim(objElement.val()) ) );
						break;

					case 'rg':
						return ( /[0-9A-Z]{2,3}\.?[0-9A-Z]{3}\.?[0-9A-Z]{3}\-?[0-9A-Z]{1,2}/g.test( $.trim(objElement.val()) ) );
						break;

				}
			}
		},
		
		/**
		 * =======================================================================
		 * SETTERS
		 * =======================================================================
		 */
		 
		/**
		 * Setup the fields to be validated.
		 * Example:
		 *   [{id : 'fieldID', minLen : 5}, {id : 'fieldID2', handler : functionToHandle}, {id : 'fieldID3', defType : 'email'}]
		 *
		 * Possible values for the attributes of the field:
		 *   string   id       = the ID of the field, the same as specified in the attribute of the tag
		 *   integer  minLen   = the minimum length required
		 *   integer  maxLen   = the maximum length required
		 *   integer  fixedLen = an specific length required
		 *   function handler  = an external function to handle the field validation
		 *   string   defType  = the pre-defined type of the field, see method validateDefined description for possible values
		 *   string   equals   = the id of the field to check whether both values are equal
		 *
		 * @param arrFields array An array of objects with the attributes of the field. See the description for an example.
		 * @return void 
		 */
		setup : function(arrFields)
		{
			fieldsToValidate = null;
			fieldsToValidate = arrFields;
			arrFields        = null;
		},
		
		/**
		 * Sets an invalid field
		 *
		 * Possible values for the attributes of the objConfig:
		 *   string  id           = the ID of the field, the same as specified in the attribute of the tag
		 *   string  errorType    = the type of error that ocurred
		 *   integer length       = the maximum, minimum or specific length of the field validated, used when the error message is shown
		 *   integer index        = the index number of the field in the fieldsToValidate array
		 *   string  handlerError = the error message returned by the external handler, when there is one set
		 *
		 * @param objConfig object An object with the attributes of the invalid field. See the method description for possible values.
		 * @return void 
		 */
		setInvalidField : function(objConfig)
		{
			invalidFields.push
			({
			 	id           : objConfig.fieldId, 
				errorType    : objConfig.errorType, 
				length       : objConfig.length,
				equalsTo     : objConfig.equalsTo,
				index        : objConfig.index,
				handlerError : objConfig.handlerError
			});
		},

		/**
		 * Sets the target where the error message will be shown
		 *
		 * @param strIdTarget string The id of the element where the errors will be shown
		 * @return void 
		 */
		setMsgTarget : function(strIdTarget)
		{
			idMsgTarget = strIdTarget;
		},
		
		/**
		 * =======================================================================
		 * GETTERS
		 * =======================================================================
		 */
		 
		/**
		 * Gets the invalid fields
		 *
		 * @return array An array with all invalid fields
		 */
		getInvalidFields : function()
		{
			return invalidFields;
		},
		
		/**
		 * Checks if the validation encountered any problem
		 *
		 * @return boolean True when there is any invalid field, false when none
		 */
		hasInvalidFields : function()
		{
			return invalidFields.length > 0;
		}
	} // end return
};