What is the format of the xmlData parameter to associate a task or event to CRM records?

What is the format of the xmlData parameter to associate a task or event to CRM records?

Use the following sample XML for relating an event with the account and contact respectively.

Account

<Events><row
no="1">
<FL val="SEMODULE">Accounts</FL>
<FL val="SEID">22222222222</FL>
<FL val="Subject">test</FL>
<FL val="Start DateTime">12/12/2009
11:12:25</FL>
<FL val="End
DateTime">12/12/2009 11:12:25</FL>
</row>
</Events>


Contact

<Events><row
no="1&">
<FL val="SEMODULE">Contacts</FL>
<FL val="CONTACTID">22222222222</FL>
<FL val="Subject">test</FL>
<FL val="Start DateTime">12/12/2009
11:12:25</FL>
<FL val="End
DateTime">12/12/2009 11:12:25</FL>
</row>
</Events>