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var Words = ['hello', 'world', 'I', 'am', 'Brian', 'Mwadime', 'Mwakima', 'Buyaa!'];
    var WordsIndex = 0;

    setTimeout(function rotateWords() {
      if (WordsIndex++ >= Words.length -1) {
        splitFlapIndex = 0;
      }
      var word = Words[splitFlapIndex];
      $('#words-div').animate({ opacity : 0 }, 400, function() {
        $(this).text(word).animate({ opacity : 1 }, 300);
        setTimeout(rotateWords, 2000);
      });
    }, 2000);