ajax_replace_url becomes obsolete, req.build_ajax_replace_url should be used instead The idea is to generate the full URL on the server side and not on the client side (i.e in JS). This way, this gives a chance to the ajax link to work outside the application itself (typically mash-ups).

/* specific workarounds for Internet Explorer */
div.calpopup {
  margin-left: 0px;
  margin-top: 0px;
}

/* quick and dirty solution for pop to be 
   correctly displayed on right edge of window */
div.popupWrapper{ 
  direction:rtl;
}