Video: Handle a 'subStart' of 0

[david-allison]

But more complexity, needs to handle line highlighting, but NOT if the video never loaded

Index: CorpusSearch/ClientApp/src/components/ComparisonTable.tsx
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
diff --git a/CorpusSearch/ClientApp/src/components/ComparisonTable.tsx b/CorpusSearch/ClientApp/src/components/ComparisonTable.tsx
--- a/CorpusSearch/ClientApp/src/components/ComparisonTable.tsx	(revision 17233ab8a048b09f9682137653e14679004a087f)
+++ b/CorpusSearch/ClientApp/src/components/ComparisonTable.tsx	(date 1713493030239)
@@ -186,7 +186,7 @@
                             return <Fragment key={response.title + line.csvLineNumber.toString()}>
                                 <tr key={line.date} style={getLineStyle(line)}>
                                 {isVideo && <td style={{cursor: "pointer"}} onClick={() => {
-                                    if (line.subStart && player.current) {
+                                    if (line.subStart != undefined && player.current) {
                                     player.current.seek(line.subStart)
                                 }
                                 }}>▶️</td>}