59ce0cc28f54920ac4842b3fe8c39e57fa24480a
max
  Wed Dec 18 02:52:56 2019 -0800
highlighting link to parent track for supertrack children, refs #24664

diff --git src/hg/hgTrackUi/hgTrackUi.c src/hg/hgTrackUi/hgTrackUi.c
index 3103fa2..3016ccf 100644
--- src/hg/hgTrackUi/hgTrackUi.c
+++ src/hg/hgTrackUi/hgTrackUi.c
@@ -3196,30 +3196,35 @@
     printf("<B style='font-size:%d%%;'>%s%s</B>\n", strlen(tdb->longLabel) > 30 ? 133 : 200,
                 tdb->longLabel, tdbIsSuper(tdb) ? " Tracks" : "");
 
     }
 /* Print link for parent track */
 if (!ajax)
     {
     if (tdb->parent)
         {
         char *encodedMapName = cgiEncode(tdb->parent->track);
         printf("&nbsp;&nbsp;<B style='font-size:100%%;'>"
                "(<A HREF=\"%s?%s=%s&c=%s&g=%s\" title='Link to parent track'>"
                "<IMG height=12 src='../images/ab_up.gif'>%s</A>)</B>",
                hgTrackUiName(), cartSessionVarName(), cartSessionId(cart),
                chromosome, encodedMapName, tdb->parent->shortLabel);
+        printf("<p>This track is part of a parent called '%s'. To show other tracks of this parent, "
+               "<A HREF=\"%s?%s=%s&c=%s&g=%s\" title='Link to parent track'>go to the "
+               "%s configuration page</A>.",
+               tdb->parent->shortLabel, hgTrackUiName(), cartSessionVarName(), cartSessionId(cart),
+               chromosome, encodedMapName, tdb->parent->shortLabel);
         freeMem(encodedMapName);
         }
     else
         {
         struct grp *grp, *grps = hLoadGrps(database);
         for (grp = grps; grp != NULL; grp = grp->next)
             {
             if (sameString(grp->name,tdb->grp))
                 {
                 printf("&nbsp;&nbsp;<B style='font-size:100%%;'>"
                        "(<A HREF=\"%s?%s=%s&c=%s&hgTracksConfigPage=configure"
                        "&hgtgroup_%s_close=0#%sGroup\" title='%s tracks in track configuration "
                        "page'><IMG height=12 src='../images/ab_up.gif'>All %s%s</A>)</B>",
                        hgTracksName(), cartSessionVarName(), cartSessionId(cart),chromosome,
                        tdb->grp,tdb->grp,grp->label,grp->label,