function seta_esquerda_ticker() {
			
			clearTimeout(relogio);
			  switch(pos_ticker_atual)
			  {
				case "pos1": pos_nova = "pos4"; break;
				case "pos2": pos_nova = "pos1"; break;
				case "pos3": pos_nova = "pos2"; break;
				case "pos4": pos_nova = "pos3"; break;				  
			  }
			  change_ticker(pos_nova)
}

function seta_direita_ticker() {
			
			clearTimeout(relogio);
			  switch(pos_ticker_atual)
			  {
				case "pos1": pos_nova = "pos2"; break;
				case "pos2": pos_nova = "pos3"; break;
				case "pos3": pos_nova = "pos4"; break;
				case "pos4": pos_nova = "pos1"; break;				  
			  }
			  change_ticker(pos_nova)
}
	
	
function change_ticker(pos_nova) {
			  
			  clearTimeout(relogio);
			  
			  alterar_pos(pos_nova);

			  $('#'+pos_ticker_atual).animate({
				opacity: 0.0			
			  }, 100, function() {
				// Animation complete.
				pos_ticker_atual=pos_nova;
				
				$('#'+pos_nova).animate({opacity: 1.0}, 100, function() {});
				
			  });
			  
			  relogio = setTimeout("javascript:auto_change_ticker();", 6000);
			  
}
		
function auto_change_ticker()
{
			 
			 

			  $('#'+pos_ticker_atual).animate({
				opacity: 0.0	
			  }, 100, function() {
				// Animation complete.
				
				switch(pos_ticker_atual)
				{
				case 'pos1':
					pos_ticker_atual = 'pos2';
					break;
			
				case 'pos2':
					pos_ticker_atual = 'pos3';
					break;
				
				case 'pos3':
					pos_ticker_atual = 'pos4';
					break;
				
				case 'pos4':
					pos_ticker_atual = 'pos1';
					break;
				
				}
				
				alterar_pos(pos_ticker_atual);
				
				
				$('#'+pos_ticker_atual).animate({opacity: 1.0}, 100, function() {});
				
			  });
			  
			  relogio = setTimeout("javascript:auto_change_ticker();", 6000);
			  
}


		
function alterar_pos(pos)
{
	
				switch(pos)
				{
				case 'pos1':
					document.getElementById('ticker_f1').style.backgroundImage = 'url(img/select_ticker_over.gif)';
					document.getElementById('ticker_f2').style.backgroundImage = '';
					document.getElementById('ticker_f3').style.backgroundImage = '';
					document.getElementById('ticker_f4').style.backgroundImage = '';
					document.getElementById('ticker_f1').style.color = '#FFFFFF';
					document.getElementById('ticker_f2').style.color = '#333333';
					document.getElementById('ticker_f3').style.color = '#333333';
					document.getElementById('ticker_f4').style.color = '#333333';
					break;
			
				case 'pos2':
					document.getElementById('ticker_f1').style.backgroundImage = '';
					document.getElementById('ticker_f2').style.backgroundImage = 'url(img/select_ticker_over.gif)';					
					document.getElementById('ticker_f3').style.backgroundImage = '';
					document.getElementById('ticker_f4').style.backgroundImage = '';
					document.getElementById('ticker_f1').style.color = '#333333';
					document.getElementById('ticker_f2').style.color = '#FFFFFF';
					document.getElementById('ticker_f3').style.color = '#333333';
					document.getElementById('ticker_f4').style.color = '#333333';
					break;
				
				case 'pos3':
					document.getElementById('ticker_f1').style.backgroundImage = '';
					document.getElementById('ticker_f2').style.backgroundImage = '';					
					document.getElementById('ticker_f3').style.backgroundImage = 'url(img/select_ticker_over.gif)';
					document.getElementById('ticker_f4').style.backgroundImage = '';
					document.getElementById('ticker_f1').style.color = '#333333';
					document.getElementById('ticker_f2').style.color = '#333333';
					document.getElementById('ticker_f3').style.color = '#FFFFFF';
					document.getElementById('ticker_f4').style.color = '#333333';
					break;
				
				case 'pos4':
					document.getElementById('ticker_f1').style.backgroundImage = '';
					document.getElementById('ticker_f2').style.backgroundImage = '';
					document.getElementById('ticker_f3').style.backgroundImage = '';					
					document.getElementById('ticker_f4').style.backgroundImage = 'url(img/select_ticker_over.gif)';
					document.getElementById('ticker_f1').style.color = '#333333';
					document.getElementById('ticker_f2').style.color = '#333333';
					document.getElementById('ticker_f3').style.color = '#333333';
					document.getElementById('ticker_f4').style.color = '#FFFFFF';
					break;
				
				}
				

				
}


function submetecontato(){
	if(validacontato(document.forms['formduvida'])){
	
		document.forms['formduvida'].submit();
	
	}
}

function validacontato(form){
	
	var contatomail = document.getElementById("txt_email").value;
	
	    if(checknome() && checkMail(contatomail) && checkmsg())
		{
			return true;
		}
		else
		{
			
			if(!checknome() && !checkMail(contatomail) && !checkmsg())
			{
			
			document.getElementById("spreacao").innerHTML = "Por favor, verifique o preenchimento dos campos!";
			}
			else
			{
					if(!checkmsg())
					{
						document.getElementById("spreacao").innerHTML = "Digite uma mensagem!";
					}
					if(!checkMail(contatomail))
					{
						document.getElementById("spreacao").innerHTML = "Digite um email válido!";
					}
					if(!checknome())
					{
						document.getElementById("spreacao").innerHTML = "Digite o nome!";
					}
			}
			return false;
		}
	
	//return false;

	
}


function checknome(){
	
var nome = document.getElementById("txt_nome").value;
	
	if(nome.length > 2)
	{
		
		return  true;
	}
	else
	{
		
		return  false;
	}
}

function checkMail(mail){
	
	
	
        var er = new RegExp(/^[A-Za-z0-9_\-\.]+@[A-Za-z0-9_\-\.]{2,}\.[A-Za-z0-9]{2,}(\.[A-Za-z0-9])?/);
        if(typeof(mail) == "string"){
                if(er.test(mail)){ return true; }
        }else if(typeof(mail) == "object"){
                if(er.test(mail.value)){ 
                                        return true; 
                                }
        }else{
                return false;
        }
}

function checkmsg(){
	
var msg = document.getElementById("conmsg").value;
	if(msg.length > 0)
	{
		return  true;
	}
	else
	{
		return  false;
	}
}


function validanewsletter()
{
	
	
	var conteudobj = document.getElementById("txt_boletim").value;
	
		if(!checkMail(conteudobj))
		{
			alert('Verifique o preenchimento correto do email');
		}
		else
		{
			
			//document.forms["frm_cadastro"].submit();	
			var campos = "email="+encodeURI(document.getElementById('txt_boletim').value);
			enviarForm('ajax/cadastro_newsletter.php', campos, 'txt_boletim');
		}
		

}



function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}