下面的例子可设置并移开 checkbox 上的焦点:
</>code
- <html>
- <head>
- <script type="text/javascript">
- function setFocus()
- {
document.getElementById('check1').focus()
- }
- function loseFocus()
- {
document.getElementById('check1').blur()
- }
- </script>
- </head>
- <body>
- <form>
- <input type="checkbox" id="check1" />
- <br />
- <input type="button" onclick="setFocus()" value="Set focus" />
- <input type="button" onclick="loseFocus()" value="Lose focus" />
- </form>
- </body>
- </html>
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