01.
02. <script type="text/javascript">
03. window.onload = function() {
04. var frame = document.getElementById("frame1");
05. var msg = frame.contentDocument.getElementById("message");
06. msg.innerHTML = "Hello World from Frame Page 1";
07. };
08. </script>
09.</pre>
10.<pre class="brush:javascript;gutter:false;toolbar:false">
11.
12. <div class="errordisplay" id="message">
13.original
14.</div>
15.
16.<script type="text/javascript">
17. var msg = window.parent.document.getElementById("message");
18. msg.innerHTML = "Updated from iFrame";
19.</script>
