function setCookie(c_name,value,expiredays)
{var exdate=new Date();exdate.setDate(exdate.getDate()+expiredays);
document.cookie=c_name+ "=" +escape(value)+
((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}
function verifica(){
	for (var i=0; i < document.formulario.length; i++){
		if ((document.formulario[i].value == "") && (document.formulario[i].id == "verificar")) {
			var aux = document.formulario[i].title.toUpperCase();
			alert("O campo " + aux + " deve ser preenchido");
			document.formulario[i].focus();
			return false;
		}
	}
	document.formulario.botao.value = 'Aguarde...';
	document.formulario.botao.title = 'Processando...';
	return true;
}