<!--StartFragment--> <span style="font-size: small; ">I run a PLONE 3 system on an OS X server as an intranet-system. I need help with the following customizations: </span> 1. Attachment of a file to the Plone Webpage-object: 2. Comments - Delete and inform original message creator by e-mail:  3. Birthday implementation as a Portlet:    <!--EndFragment-->