jQuery UI插件自定义confirm确认框的方法

<button id="callConfirm">Confirm!</button>
<div id="dialog" title="Confirmation Required">
 Are you sure about this?
</div>​

$("#dialog").dialog({
  autoOpen: false,
  modal: true,
  buttons : {
    "Confirm" : function() {
      alert("You have confirmed!");
    },
    "Cancel" : function() {
     $(this).dialog("close");
    }
   }
  });
$("#callConfirm").on("click", function(e) {
  e.preventDefault();
  $("#dialog").dialog("open");
});