function titleCase(string) {
  string = string.toLowerCase();
  string = string.split(' ');

  for(var i = 0; i < string.length; ++i){
    string[i] = string[i].split('');
    string[i][0] = string[i][0].toUpperCase();
    string[i] = string[i].join('');
  }
  return string.join(' ');
}