| 内容 |
<script language=javascript>
function check(){
var xz=document.getelementbyid(xz);
alert(xz.checked);
}
</script>
<html>
<meta http-equiv=content-type content=text/html; charset=utf-8 />
<input type=checkbox name=xz id=xz value=1>
<input type=submit name=s1 value=提交 onclick=return check();>
</html>
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