function calculHeight(){
  var alt = document.getElementById('palco').offsetHeight;
  var result = 386 + alt;
  var resultado = result + 108;
  
  if(result < 820) {
     document.getElementById('representadas').style.top = '820px';
     document.getElementById('copy').style.top = '928px';
  } else {
     document.getElementById('representadas').style.top = result+'px';
     document.getElementById('copy').style.top = resultado+'px';
  }
  
  document.getElementById('representadas').style.visibility = 'visible';
  document.getElementById('copy').style.visibility = 'visible';
}

 function enviaContato(){
      document.formcontato.submit();
 }