--- ImageArchive/ImageArchive.py	2004/07/22 16:32:27	1.24
+++ ImageArchive/ImageArchive.py	2004/07/27 13:36:36	1.25
@@ -708,7 +708,12 @@ class ImageCollection(Folder, Persistent
 
         self.REQUEST.SESSION['filename']=filen
         
-        self.REQUEST.SESSION['showall']=self.REQUEST.get('showall','no')
+        if self.REQUEST.has_key('showall'):
+
+            self.REQUEST.SESSION['showall']=self.REQUEST.get('showall')
+        else:
+            self.REQUEST.SESSION['showall']=self.REQUEST.SESSION.get('showall','no')
+            
         
         pt=PageTemplateFile('Products/ImageArchive/zpt/overview.zpt').__of__(self)
         return pt()