var limpa_email_news = false;
function popUp(endereco){
	var win = open(endereco,'nomeJanela','top=0,left=0,width=510,height=380,status=yes,scrollbars=yes');
	var largura = (window.screen.availWidth / 2) - (win.document.body.offsetWidth / 2) - (window.screen.availWidth * 0.01);
	var altura = (window.screen.availHeight / 2) - (win.document.body.offsetHeight / 2) - (window.screen.availHeight * 0.062);
	win.moveTo(largura, altura); 
}

function mostraMensagemNews(msg, limpa_email_news){
	document.getElementById('div_msg_news').style.display = '';
	document.getElementById('p_msg_news').innerHTML = msg;
}

function escondeMensagemNews(){
	document.getElementById('div_msg_news').style.display = 'none';
//	document.getElementById('txtEmail').value = "";
	if (limpa_email_news == true) document.getElementById('txtEmail').value = '';
	limpa_email_news = false;
	document.getElementById('txtEmail').focus();
}