http://www.freecodecamp.com/dbess1 's solution for Bonfire: Title Case a Sentence

bonfire-title-case-a-sentence.js

// Bonfire: Title Case a Sentence
// Author: @dbess1
// Challenge: http://www.freecodecamp.com/challenges/bonfire-title-case-a-sentence
// Learn to Code at Free Code Camp (www.freecodecamp.com)

function titleCase(str) {
     return str.toLowerCase().replace(/^[a-z]|\s[a-z]/g, function(i){ return i.toUpperCase(); } );  
}

titleCase("I'm a little tea pot");