Merge command: [strcalendar-boxtitleh3 ]
Merge variable/item: strcalendarLinkBoxTitleH3

Comments:
This wraps [strcalendar-boxtitle ] in an h3. If [strcalendar-boxtitle ] is empty no h3 is generated !

Formula:
@If(strcalendarLinkBoxTitle="";"";"< h3 >"+strcalendarLinkBoxTitle+"< /h3 >");