var changeSlide = true;
var slide = "slide1";
var numberOfSlides = 3;
var actualSlide = 1;


Ext.onReady(function() {
	
	setInterval(function() {
		
		if(changeSlide == true){
			for(i = 1; i<= this.numberOfSlides ; i++){
				var el = Ext.get("slide"+i);
				el.setStyle('zIndex',-1);
				
				var el = Ext.get("imageSlideItem"+i);
				el.setStyle('background','#DEDEDE');
			}	
			 
			if(this.actualSlide +1 >  this.numberOfSlides){
				var el = Ext.get("slide1");
				el.setStyle('zIndex',2);
				this.actualSlide = 1;
				
				var el = Ext.get("imageSlideItem1");
				el.setStyle('background','#fee496');
			}
			else
			{
				var a = this.actualSlide + 1;
				var el = Ext.get("slide"+a);
				el.setStyle('zIndex',2);
				
				this.actualSlide = a;
				
				var el = Ext.get("imageSlideItem"+a);
				el.setStyle('background','#fee496');
			}
		}
	}, 6500)
	
});

function fixSlide(slideNumber){
	this.changeSlide = false;
	for(i = 1; i<= this.numberOfSlides; i++){
		var el = Ext.get("slide"+i);
		el.setStyle('zIndex',-1)
		
		var el = Ext.get("imageSlideItem"+i);
		el.setStyle('background','#DEDEDE')
	}
	

	var el = Ext.get("slide"+slideNumber);
	el.setStyle('zIndex',2);
	
	var el = Ext.get("imageSlideItem"+slideNumber);
	el.setStyle('background','#fee496');
}


function sendContact(){
	if(checkBeforeSubmit() == true){
		document.forms["formContact"].submit();
	}
}

function captchaReload(siteUrl){
	var el = Ext.get("theCaptchaCode");
	this.code = this.code + 1;
	el.set({src:siteUrl+'captcha/CaptchaSecurityImages.php?code='+this.code}); 
}

function checkBeforeSubmit(){

	var el= document.getElementById("name");
	if(el.value == ""){
		Sexy.alert("Por favor preencha o nome.");
		this.fieldToFocus = "name";
		return false;
	}
	
	var el = document.getElementById("email");
	if(el.value == ""){
		Sexy.alert("Por favor preencha o email.");
		this.fieldToFocus = "email";
		return false;
	}

	var el = document.getElementById("telefone");
	if(el.value == ""){
		Sexy.alert("Por favor preencha o seu Telefone.");
		this.fieldToFocus = "telefone";
		return false;
	}
	
	var tex = document.formContact.mensagem.value;
	var len = tex.length;
	if(len == 0){
		Sexy.alert("Por favor preencha o campo mensagem.");
		this.fieldToFocus = "mensagem";
		return false;
	}
	
	var el = document.getElementById("securityCode");
	if(el.value == ""){
		Sexy.alert("Por favor preencha o código de segurança.");
		this.fieldToFocus = "securityCode";
		return false;
	}
	
	return true;

	
}