+Upgrade
+------------
+- make a copy of inc/settings.php
+- make a copy of upload/ (or directory where your photos and thumbnails are stored).
+- delete old version of syp from your server
+- upload new version
+- edit inc/settings.php again (copy old version of file may not be enough
+ because new settings may have appeared)
+- copy upload/ back.
+- open http://yoururl.com/upgrade.php with your web browser
+
+server API
+----------
+The way server side communicates with client side is described at
+http://dev.renevier.net/syp.git/?a=blob_plain;f=devdoc/api.txt
+That document is mainly aimed at developers and inquiring people. You should
+not need it if you just want to install syp on your website.
+
+