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fadeTo: (value, fadeLength)->
  fadeLength = fadeLength || @defaultfadeLength
  currentTime = @ctx.currentTime
  #time the fade should complete
  fadeTime = currentTime + fadeLength
  #set the start time
  @masterGain.gain.setValueAtTime(@userVolume, currentTime)
  @masterGain.gain.linearRampToValueAtTime(value, fadeTime)

fadeOut: (fadeLength)->

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HTML
=====
<script type='text/javascript'>
  window.jQuery || document.write('<script src="js/jquery-1.7.1.js">\x3C/script>')
</script>
<script src='http://cdnjs.cloudflare.com/ajax/libs/modernizr/2.0.6/modernizr.min.js' type='text/javascript'></script>
<script type='text/javascript'>
  window.Modernizr || document.write('<script src="js/modernizr-2.0.6.js">\x3C/script>')
</script>

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<?php
// Requires PHP 5.3+
// Found here: http://stackoverflow.com/a/1320156

function flatten_array(array $array) {
    $flattened_array = array();
    array_walk_recursive($array, function($a) use (&$flattened_array) { $flattened_array[] = $a; });
    return $flattened_array;
}

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<?php
// From: Newslist en - 25.4.2014
// http://wiki.typo3.org/Felogin#Users_manual

// Add this line in my ext_localconf:
$GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['felogin']['login_confirmed'][] = 'tx_myextension->myfunction';

// And in my class extension:
class tx_myextension extends {
  public function myfunction() {

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/************************
 * Vars
 ***********************/
 
// standard default browser font size is 16px
$base_font_size = 16

// bring the base font size upto 18px while respecting the client's individual browser setting
$base_font_size_ems = unit($base_font_size / 16, em)