execute one top
Can only be executed on a group.
This action checks if the specified group is in the queue. If it is, nothing will happen. If it is not, then the group is added at the front of the queue.
Attributes
On@id
Specifies the ID(s) of the group(s).
Examples
<Action id="1">
<On id="1">group</On>
<Type>execute one top</Type>
</Action>