<input type="hidden" name="back" value="list"/>
<input type="hidden" name="machine_id"
value="$machine.machine_id"/>
-<input type="submit" class="button" name="action" value="#slurp
+<input type="submit" class="power #slurp
+#if $machine.uptime then 'on' else 'off'
+" name="action" value="#slurp
#if $machine.uptime then 'Power off' else 'Power on'
"/>
</form>