capitalize it ! http://jsperf.com/str-capitalize

capitalize.js

function capitalize(str) {
  return str.replace(/^[a-zàáâãäåçèéêëìíîïðòóôõöùúûüýÿñ]/, function(x) {
    return String.fromCharCode(x.charCodeAt(0) - 32);
  });
}