Iframe 高度自适应

          <script language="javascript" type="text/javascript">
        function iframeAutoFit(iframeObj) {
            setTimeout(function () {
                if (!iframeObj) return;
                iframeObj.height = (iframeObj.Document ? iframeObj.Document.body.scrollHeight : iframeObj.contentDocument.body.offsetHeight);
            }, 200)
            document.getElementById('tr-iframe').style.display = 'block';
        }
    </script>
  <table border="0" cellpadding="0" cellspacing="0" width="100%">
            <tr id='tr-iframe' style='display: none'>
                <td>
                    <iframe allowtransparency="true" src="" frameborder="0" height="100" width="100%"
  style='background-color:transparent;filter:alpha(opacity=100);'     scrolling="no" align="center" id="frameid" name="framename" onload="javascript:iframeAutoFit(this)"
                        vspale="0"></iframe>
                </td>
            </tr>
        </table>

        function SetWinHeight(obj) {
            var win = obj;
            if (document.getElementById) {
                if (win && !window.opera) {
                    if (win.contentDocument && win.contentDocument.body.offsetHeight)
                        win.height = win.contentDocument.body.offsetHeight;
                    else if (win.Document && win.Document.body.scrollHeight)
                        win.height = win.Document.body.scrollHeight;
                }
            }
        }