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<head>
<title>文字高亮</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<script language="javascript">
function init() {
var keys = new Array("aa", "bb", "cc");
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document.getElementById("title").innerHTML = document.getElementById("title").innerHTML.replace(reblog,"<font color=red>$1</font>");
document.getElementById("summary").innerHTML = document.getElementById("summary").innerHTML.replace(reblog,"<font color=red>$1</font>");
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<td id="title">
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<td id="summary">
asdasdflsajdfaafdsfjbbfdsffecc11sdfsssscc22222sdfs333
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http://blog.csdn.net/whumr1/article/details/6760746