 class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#USER_DEFINE" class="signatureLink">USER_DEFINE</a> : int = 64<div class="summaryTableDescription">[static]  Event id for the first user defined command.</div></td><td class="summaryTableOwnerCol">MMLEvent</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#VO