$(document).ready(function(){ var $app = $('#app'); $app.html(''); var feed = $( '<div id="feed"></div>' ); feed.appendTo("#app"); var updateFeed = $('<button id="update-feed">Update Feed</button>'); updateFeed.appendTo("#app"); var renderFeed = function(){ $("#feed").html(""); var index = streams.home.length - 1; while(index >= 0){ var tweet = streams.home[index]; var $tweet = $('<div class="tweet"></div>'); $tweet.text('@' + tweet.user + ': ' + tweet.message); $tweet.appendTo('#feed'); index -= 1; } } renderFeed(); $( "#update-feed" ).on("click", function() { renderFeed(); }) });