用于自动屏蔽HTML页面的敏感词关键词的JS代码：
<!DOCTYPE html>
<html>
<head>
<title>敏感词屏蔽示例</title>
<script>
window.onload = function() {
var sensitiveWords = ["敏感词1", "敏感词2", "敏感词3"];
var content = document.body.innerHTML;
for (var i = 0; i < sensitiveWords.length; i++) {
var regex = new RegExp(sensitiveWords[i], "gi");
content = content.replace(regex, "***");
}
document.body.innerHTML = content;
};
</script>
</head>
<body>
<h1>敏感词屏蔽示例</h1>
<p>这是一段包含敏感词的文本，例如敏感词1、敏感词2和敏感词3。</p>
</body>
</html>