/* Reading browser preferences */
JSObject win = null;
      
PrivilegeManager.enablePrivilege("UniversalPreferencesRead");
try {
      win = JSObject.getWindow(this);
} catch (Exception e)
{ 
   System.out.println (e); 
}
name=(String)win.eval("navigator.preference('mail.pop_name')" );
System.out.println ("Mail popname :" + name);