jQuery UI position sample

HTML

<script src="http://code.jquery.com/ui/1.8.18/jquery-ui.min.js"></script>
<div id="container"></div>
<div id="pos1" class="box"></div>

CSS

#container {
    width: 400px;
    height: 400px;
    border: solid black 1px;
}
.box {
    width: 50px;
    height: 50px;
    border: solid red 1px;
}

CoffeeScript

$ ->
  console.log "ok"
  $cnt = $ "#container"
  $("#pos1").position
 
    offset: "container"