Bug 21139: Floating toolbar - Remove dup id

We should not have twice the same id, we always use fixFloat() on an
element with an id and then duplicate this element.
The id must be changed (just in case)

Signed-off-by: Owen Leonard <oleonard@myacpl.org>

Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>

Signed-off-by: Nick Clemens <nick@bywatersolutions.com>

koha-tmpl/intranet-tmpl/lib/jquery/plugins/jquery.fixFloat.js

@@ -29,6 +29,7 @@
             });
             tbhBis.width(tbh.outerWidth(true));
             tbhBis.height(tbh.outerHeight(true));
+            tbhBis.attr('id', tbh.attr('id')+'Bis'); // Avoid 2 elts with the same id
             tbh.after(tbhBis);
             tbh.width(tbh.width());
             var tbl = tbh.find("th,td");