Hi Chris,
We regret for the delay in getting back to you,
You can associate a MonthCalenderAdv to a button or a control by placing it inside a PopUpControlContainer.
We have attached a sample at the following link demonstrating the use of PopUpControlContainer,
We hope this might help you.
http://www.syncfusion.com/uploads/redirect.aspx?&team=support&file=MonthCalender2114670390.zipPlease let us know if you have any queries.
Regards,
Lokanath.E