6b8b07d982d36546aa621c691562d95815592f65
brianlee
  Wed Oct 6 12:55:28 2021 -0700
Adding an image about the new Refresh Cache button at CyVerse

diff --git src/hg/htdocs/goldenPath/help/hgTrackHubHelp.html src/hg/htdocs/goldenPath/help/hgTrackHubHelp.html
index 03f88c7..4d1e5a5 100755
--- src/hg/htdocs/goldenPath/help/hgTrackHubHelp.html
+++ src/hg/htdocs/goldenPath/help/hgTrackHubHelp.html
@@ -1004,32 +1004,37 @@
   <img height="200px" src="../../images/cyverseCreatePublicLink2.png">
 </div>
 <p>
 The hub.txt file (if not using the <a href="hgTracksHelp.html#UseOneFile"
 target="_blank">useOneFile on</a> setting) will need to point the related
 genomes.txt location, which in turn points to the trackDb.txt location
 using these full https://data.cyverse.org/... links as well.</p>
 <p>
 Please see the <a href="https://cyverse.atlassian.net/wiki/spaces/DEmanual/pages/242027070/Using+the+Discovery+Environment"
 target="_blank">Using the Discovery Environment</a> wiki page on the CyVerse wiki for more information.
 Please direct any questions about CyVerse or the Discovery Environment to their 
 <a href="https://cyverse.org/contact" target="_blank">Contact Us</a> page or &quot;Chat with
 Cyverse support&quot; staff directly via the blue question box icon on the top right of the
 Discovery Environment page.</p>
 <p>
+<div class="text-center">
+  <img height="200px" src="../../images/cyverseRefresh.png">
+</div>
+<p>
 Note, if you need to replace files once they have been uploaded into CyVerse's DE and Public links
-have already been created you will need to force update the CyVerse cache by hitting Control-Shift-R
+have already been created you will need to force update the CyVerse cache. One way is to go back to the
+Public links section and find &quot;Refresh Cache&quot; button. Another way is by hitting Control-Shift-R
 in your browser to force reload the file or by sending Cache-Control: no-cache header: <code>curl
 --head --header 'Cache-Control: no-cache' https://data.cyverse.org/.../dataFile.bam</code></p>
 <!-- Galaxy stub
 <h3>Hosting Hubs on Galaxy</h3>
 <p>
 Galaxy is 
 </p>
 -->
 <h3>Hosting Hubs on Github</h3>
 <p>
 <a href="https://github.com" target="_blank">Github</a> supports byte-range access to files when they are accessed
 via the <em><b>raw.githubusercontent.com</b></em> style URLs. To obtain a raw URL to a file already 
 uploaded on Github, click on a file in your repository and click the <em>Raw</em> button:</p>
 <div class="text-center">
   <img height="275px" width="55%" src="../../images/githubRawLink.png" alt="Location of the Raw button for generating a plaintext URL to a file hosted on Github.">