var theTile = ''
function changeMain(pag,title){
  try{
      var url = '/server_files/'+pag+'.html';
      document.getElementById('rspContainer').innerHTML =' ';
      theTile = title
      doGet(url,porccesMain);
  }
  catch(e){alert(e)}
}


function porccesMain(response){
  try{
    var rObj = response;
    var container  =document.getElementById('rspContainer');
    var photoTitle  =document.getElementById('photoTitle');
    container.innerHTML = rObj;
    photoTitle.innerHTML = theTile;
  }
  catch(e){
      alert(e)
  }
}