Global progress

progress.coffee

$(document).ready ->
  $('#progress').ajaxStart ->
    $(@).show()
  $('#progress').ajaxStop ->
    $(@).hide()

progress.scss

#progress {
  display: none;
  background: #ffffff image-url("spinner_lg_ffffff.gif") no-repeat 50% 50%;
  position: absolute;
  top: 40%;
  margin: -100px 0 0 -100px;
  left: 50%;
  width: 200px;
  height: 200px;
  opacity: 0.50;
  -moz-border-radius: 15px;
  border-radius: 15px;
  z-index: 100;
}