betterInterval Example

anim.js

$(function(){

  $content.on('click', function(){
  
    // case 1: currently playing, let's stop it
    if(!changeQuote.stop){
      $content.css('background', '#ddd');
      changeQuote.stop = true;
    }
    
    // case 2: we've stopped it, but we're waiting for a response  
    else if(!changeQuote.stopped && changeQuote.stop) {
      changeQuote.stop = false;
      $content.css('background', '#eee');
      changeQuote();
    }
    // case 3: restart the interval
    else {
      $content.css('background', '#eee');
      betterInterval(changeQuote, 5000, true);
    }
  });

  betterInterval(changeQuote, 5000, true);
   
});