Change to increment previous

shared/naturalcrit/markdown.js

@@ -902,9 +902,10 @@ let globalPageNumber = 0;
 const Markdown = {
 	marked : Marked,
 	render : (rawBrewText, pageNumber=0)=>{
+		const lastPageNumber = pageNumber > 0 ? globalVarsList[pageNumber - 1].pageNumber.content : 0;
 		globalVarsList[pageNumber] = {							//Reset global links for current page, to ensure values are parsed in order
 			'pageNumber' : {									//Add document variables for this page
-				content  : pageNumber + 1,
+				content  : !isNaN(Number(lastPageNumber)) ? Number(lastPageNumber) + 1 : lastPageNumber,
 				resolved : true
 			}
 		};