The HTML_Crypt provides methods 
  to encrypt text, which can be later be decrypted using 
  JavaScript on the client side
  This is very useful to prevent spam robots 
  collecting email addresses from your site, 
  included is a method to add mailto links 
  to the text being generated
 
  A basic example to encrypt an email address 
  
| // encrypt 'yourname@emailaddress.com'
// with offset 8
$c = new HTML_Crypt('yourname@emailaddress.com', 8); 
// add <a href="mailto:"></a> around this email
$c->addMailTo(); 
 
// output the javascript wich write the decrypted email.
$c->output(); |