title: Get table from one frame HTML using Rcurl and XML
body: <p>How I get one table that is generally from on search in <a href="http://portal.inep.gov.br/basica-censo-escolar-matricula" rel="nofollow noreferrer">http://portal.inep.gov.br/basica-censo-escolar-matricula</a> </p>
  
  <p>The table is within th frame.</p>
  
  <p>I have to select the state that owns the data: e.g ACRE and click in "consultar"</p>
  
  <p>How can I do this?</p>