function showCode() {
  document.getElementById('tchiclet_code').style.display = 'block';
  
	var userInput = document.getElementById('twitter_username').value;
	var newSrc = "http://tchiclet.com/tchiclet/" + userInput;
	
	document.getElementById('sample_tchiclet').src = newSrc;
	document.getElementById('copy_code').value = '<p><a href="http://tchiclet.com"><img src="'+newSrc+'" height="26" width="88" style="border:0" alt="twitter follower counter" /></a></p>'
	return false;
}