titlelize.js - wengzilla

titleize.js

String.prototype.titleize = function() {
  var words = this.split(" ")
  var word_count = words.length

  for(var i = 0; i < word_count; i++)
    if(i == 0 || !is_article(words[i]))
      words[i] = words[i].capitalize()

  return words.join(" ");
}

String.prototype.capitalize = function() {
  var word = this;
  if (word[0] && word.toUpperCase)
    return word[0].toUpperCase() + word.slice(1);
}

function is_article(word) {
  return (word == "a" || word == "an") ? true : false
}