title: String manipulation - getting value after the last position of a char
body: <p>How I can get the value after last char(. ; + _ etc.):
  e.g.</p>
  
  <blockquote>
    <p>string.name+org.com</p>
  </blockquote>
  
  <p>I want to get "com".
  Is there any function in jQuery?</p>