// Carrega Imagens

$(document).ready(function() {
	var Intervalo = setInterval("slidein()", "3500");
});

function slidein(){
	
	var bg = $('#mudafoto').css("background-position");
	if(typeof(bg) == "undefined") { bg = $('#mudafoto').css("background-position-x") + " " + $('#mudafoto').css("background-position-y") }
	
	var fundos = new Array();
	fundos[0] = "0px 0px";
	fundos[1] = "0px 208px";
	fundos[2] = "0px 416px";
	fundos[3] = "0px 624px";
	fundos[4] = "0px 832px";
	
	if (bg == fundos[0]) {
		$('#mudafoto').fadeOut(200,function() {
			$('#mudafoto').css("background-position", fundos[1]);
		});
		
		$('#mudafoto').fadeIn(300);
	}
	if (bg == fundos[1]) {
		$('#mudafoto').fadeOut(200,function() {
			$('#mudafoto').css("background-position", fundos[2]);
		});
		
		$('#mudafoto').fadeIn(300);
	}
	if (bg == fundos[2]) {
		$('#mudafoto').fadeOut(200,function() {
			$('#mudafoto').css("background-position", fundos[3]);	
		});
		
		$('#mudafoto').fadeIn(300);
	}
	if (bg == fundos[3]) {
		$('#mudafoto').fadeOut(200,function() {
			$('#mudafoto').css("background-position", fundos[4]);	
		});
		
		$('#mudafoto').fadeIn(300);
	}
	if (bg == fundos[4]) {
		$('#mudafoto').fadeOut(200,function() {
			$('#mudafoto').css("background-position", fundos[0]);	
		});
		
		$('#mudafoto').fadeIn(300);
	}
	
}

function validateForm(form) {
	
	var formulario = document.getElementById(form);
	
	for (var i=0; i < formulario.length; i++) {
		if ((formulario.elements[i].name == "nome") && (formulario.elements[i].value == "")) {
			alert("Por favor, preencha o campo Nome.");
			formulario.elements[i].focus();
			return false;
		} 
		else if ((formulario.elements[i].value == "") && (formulario.elements[i].name == "telefone")) {
			alert("Por favor, preencha o campo Telefone.");
			formulario.elements[i].focus();
			return false;
		} 	
		
	}
	
	return true;
}