var uservoiceOptions = {
  /* required */
  key: "tuportal",
  host: 'tuportal.uservoice.com', 
  forum: '33713',
  showTab: true,  
  /* optional */
  alignment: 'left',
  background_color:'#f00', 
  text_color: 'white',
  hover_color: '#06C',
  lang: 'es'
  };
  
  function _loadUserVoice() {
  var s = document.createElement('script');
  s.setAttribute('type', 'text/javascript');
  s.setAttribute('src', ("https:" == document.location.protocol ? "https://" : "http://") + "cdn.uservoice.com/javascripts/widgets/tab.js");
  document.getElementsByTagName('head')[0].appendChild(s);
  }
  _loadSuper = window.onload;
  window.onload = (typeof window.onload != 'function') ? _loadUserVoice : function() { _loadSuper(); _loadUserVoice(); };