iframe自动滚动到底部

  1. <html>
  2. <head>
  3. <script type="text/javascript">
  4. function getTextNode()
  5. {
  6. //var x=document.getElementById("frame1").contentDocument;//Use this or following
  7. var x=document.getElementById("frame1").contentWindow.document
  8. //alert(document.getElementById("frame1").contentWindow.document==document.getElementById("frame1").contentDocument)
  9. x.body.scrollTop= x.body.offsetHeight;
  10. }
  11. </script>
  12. </head>
  13. <body>
  14. <iframe src="vc.html" id="frame1"></iframe>
  15. <br /><br />
  16. <input type="button" onclick="getTextNode()" value="Get text" />
  17. </body>
  18. </html>

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