From 95683c6239bacf71fa180b883ea8969a09bc1885 Mon Sep 17 00:00:00 2001
From: Andrew Manning <tamanning@zoho.com>
Date: Tue, 27 Dec 2016 19:57:53 -0500
Subject: Add webpage doco to Member guide. Add nav menu highlighting when
 scrolling past content

---
 doc/toc.html | 27 ++++++++++++++++++++++++---
 1 file changed, 24 insertions(+), 3 deletions(-)

(limited to 'doc/toc.html')

diff --git a/doc/toc.html b/doc/toc.html
index ba26d17e3..68be9f5b8 100644
--- a/doc/toc.html
+++ b/doc/toc.html
@@ -67,7 +67,7 @@
     </div>
 </div>
 <script>
-
+	toc = {};
     // Generate the table of contents in the side nav menu (see view/tpl/help.tpl)
     $(document).ready(function () {
         $(".panel-collapse.in").find('a').each(function(){
@@ -88,8 +88,29 @@
             }
         });
 		
-	$(document.body).trigger("sticky_kit:recalc");
+		$(document.body).trigger("sticky_kit:recalc");
+
+		toc.contentTop = [];
+		toc.edgeMargin    = 20;   // margin above the top or margin from the end of the page
+		toc.topRange      = 200;  // measure from the top of the viewport to X pixels down
+		// Set up content an array of locations
+		$('#doco-side-toc').find('a').each(function(){
+			toc.contentTop.push( $( '#'+$(this).attr('href').split('#').pop() ).offset().top );
+		});
 
-    });
 
+		// adjust side menu
+		$(window).scroll(function(){
+			var winTop = $(window).scrollTop(),
+				bodyHt = $(document).height(),
+				vpHt = $(window).height() + toc.edgeMargin;  // viewport height + margin
+			$.each( toc.contentTop, function(i,loc){
+			 if ( ( loc > winTop - toc.edgeMargin && ( loc < winTop + toc.topRange || ( winTop + vpHt ) >= bodyHt ) ) ){
+			  $('#doco-side-toc li')
+			   .removeClass('selected-doco-nav')
+			   .eq(i).addClass('selected-doco-nav');
+			 }
+			});
+		});
+	});
 </script>
-- 
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