By default set to true, but if set to false it will not add any controls. It can be used with auto scroll when you want to disable user interaction.
controlsBefore and controlsAfter
In case you want to add some additional markup to gain more control over buttons you can do so by using these parameters. Check out the demo where I use these options.
By default set to true. If set to false it will disable button hiding when slider reaches the end.
firstShow and lastShow
These parameters hide (or show) "go to first" and "go to last" buttons