Hide side panel with display: none

Refs pombase/pombase-gocam#119

Author: kimrutherford

gocam_view/templates/gocam_view/index.html

@@ -788,6 +788,7 @@
   const searchBoxDiv = document.getElementById('search-box');
 
   window.showCyPanel = function() {
+    panelStyle.display = 'block';
     showPanelButton.style.display = 'none';
     hidePanelButton.style.display = 'inline-block';
     panelContent.style.display = 'block';
@@ -802,6 +803,7 @@
   };
 
   window.hideCyPanel = function() {
+    panelStyle.display = 'none';
     showPanelButton.style.display = 'inline-block';
     hidePanelButton.style.display = 'none';
     panelContent.style.display = 'none';