jQuery read

$.get(url3, function(data3){
  var tuningVariables = $(data3).find('.tuningoptions script').text().trim().replace(/var /g,"").split(';');
  var tuningValues    = {};
  $.each(tuningVariables,function(i){
    var temp = tuningVariables[i].replace(/"/g,"").split(' = ');
      tuningValues[temp[0]] = temp[1];
  });
  console.log(tuningValues);
});