bug fix with portal and return icons

cms/sites/__init__.py

@@ -165,7 +165,8 @@ class Initialization (IOConfig):
             #
             # updating the configuratioin
             _iconURI = '/'.join(["",_parentContext,self._caller.get('system.icon')])
-            
+            if _iconURI.startswith("//") :
+                _iconURI = _iconURI[1:]
             if self._caller.get('system.context') != '':
                 _parentContext = "/"+_parentContext
                 _context = "/"+_context

cms/templates/menu.html

@@ -5,6 +5,7 @@
     {% else %}
         {% set _backURI = system.parentContext%}
     {% endif %}
+    
 <div class="icon" style="margin:0px" >
     <div align="left"  class="back-button active" onclick="window.open('{{_backURI}}','_self')" >
          <div style="display:grid; align-items:center;  grid-template-columns: auto auto;">