父页面bootstrap模态框:
  <div class="modal fade" id="myModal" tabindex="-1" role="dialog"      aria-labelledby="myModalLabel" aria-hidden="false" >     <div class="modal-dialog modal-lg">         <div class="modal-content">             <iframe style="zoom: 0.8;" height="700px" src="" frameBorder="0" width="99.6%"></iframe>         </div><!-- /.modal-content -->     </div><!-- /.modal --> </div>
  父页面js代码 :增加message监听器
  1 2 3 4 5 6 7 8 9 10 11  | function openModal(){
     $('iframe').attr("src","http://localhost:8080/test/corsPage.html");
     $('#myModal').modal({backdrop:false});//false:表示单击模态框以外区域不关闭模态框
 }
 window.addEventListener('message', receiveMessage, false);
 function receiveMessage(evt) {
     var taskData = $.parseJSON(evt.data);
     if(taskData.opt=="C"){
         $("#myModal").modal("hide");
     }
 }
  | 
    子页面corsPage.html,跨域/单独的页面(iframe打开,跟父页面无关), 
如何关闭模态框/传值给父页面, JS代码:
  1 2  | var data_ = {"opt":"C"};//Close/Hide modal
 window.parent.postMessage(JSON.stringify(data_), '*');
  |