title: Rewrite Url with urlManager in Yii
body: <p>What must I do in order to shorten user's page url like:
  <a href="http://mydomain.com/XegbmCrY" rel="nofollow">http://mydomain.com/XegbmCrY</a></p>
  
  <p>I already set a string ID for each user.</p>