function tocaImagemMenuV(id){
	document.getElementById(id).src = 'imagens_site/'+id+'-hover.png';
}
function tocaImagemMenu(id){
	document.getElementById(id).src = 'imagens_site/'+id+'.png';
}

function showRequisicao(){
	$.blockUI({message:"<h1>Enviando...</h1>"});
}
function showResposta(resposta){
	$.blockUI({message:"<h1>"+resposta+"</h1><a href='#' onclick='fechar()'><img src='imagens_site/close.png' width='60' height='25' alt='Fechar' title='Fechar' border='0' /></a>"});
	//form.resetForm();

}
function fechar(){
	setTimeout($.unblockUI,0);	
}

$(document).ready(function(){
	
	var opcoes = { 
		beforeSubmit:  showRequisicao,  // pre-submit callback 
		success:       showResposta  // post-submit callback  
   	};
	
	form = $('#form-newsletter').validate({
		errorLabelContainer: $("#form-newsletter ul.error"),
		errorElement: "li",
		submitHandler: function(){
			$('#form-newsletter').ajaxSubmit(opcoes);					   
		}			   
    });
});