ementation, if a SecurityManager is set, the
 caller must have the <code>RuntimePermission("setFactory")</code>
 permission.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>props</code> - Properties object. Used only if a new Session
                        object is created.<br>
                  It is expected that the client supplies values
                  for the properties listed in Appendix A of the
                  Jakarta Mail spec (particularly  mail.store.protocol, 
  