fix js.

csyonghe · csyonghe · commit 65533d88fcef · 2024-10-03T20:14:22.000-07:00
diff --git a/docs/_layouts/stdlib-reference.html b/docs/_layouts/stdlib-reference.html
@@ -365,7 +365,7 @@
     }
     // Restore scrollbar position.
     window.onbeforeunload = function() {
-        window.name = (-tocInner.getBoundingClientRect().top).toString();
+        window.name = tocColumn.scrollTop.toString();
     };
     if (window.name != null)
     {
@@ -398,6 +398,8 @@
     function isSectionFullyVisible(id)
     {
       var titleElement = subSectionTitles[id];
+      if (titleElement == null)
+        return false;
       var nextTitleElement = subSectionTitles[id+1];
       return (titleElement.getBoundingClientRect().top >= 0 && nextTitleElement.getBoundingClientRect().top <= window.innerHeight);
     }

Original file line number	Diff line number	Diff line change
`@@ -365,7 +365,7 @@`
`365`	`365`	`}`
`366`	`366`	`// Restore scrollbar position.`
`367`	`367`	`window.onbeforeunload = function() {`
`368`		`- window.name = (-tocInner.getBoundingClientRect().top).toString();`
	`368`	`+ window.name = tocColumn.scrollTop.toString();`
`369`	`369`	`};`
`370`	`370`	`if (window.name != null)`
`371`	`371`	`{`
`@@ -398,6 +398,8 @@`
`398`	`398`	`function isSectionFullyVisible(id)`
`399`	`399`	`{`
`400`	`400`	`var titleElement = subSectionTitles[id];`
	`401`	`+ if (titleElement == null)`
	`402`	`+ return false;`
`401`	`403`	`var nextTitleElement = subSectionTitles[id+1];`
`402`	`404`	`return (titleElement.getBoundingClientRect().top >= 0 && nextTitleElement.getBoundingClientRect().top <= window.innerHeight);`
`403`	`405`	`}`