看这段javascript代码是什么意思？怎么还原！

</a></p>
<CENTER>
<TABLE border=0 cellPadding=0 cellSpacing=0 width=100%>
<tr>
<td width="100%" valign="top" align="center"><Span name="bifentable" id="bifentable"></span>
<IFrame src="/8888.html" name="bifentableframe" style="WIDTH: 100% ;height=1" border=0 ALIGN=middle frameborder=0 scrolling=no STYLE="DISPLAY:none"></IFrame>

</td>

解决方案 »

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这个是怎么翻译的呀？？
不解呀。我看得眼都晕了。
bencalie(Bencalie) 能告诉我吗？？？
他使用了两次escape()对代码进行编码，你需要两次解码第一次：<textarea id=a1></textarea>
<script>

</script>文本框中获得的代码是：<script>

</script>第二次解码：<textarea id=a1></textarea>
<script>

</script>看看，是不是出来了？
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
</HEAD><BODY>
<textarea id="a" style="width:100%; height:100%;"></textarea>
<script language="JavaScript">
//第二次解码，代码从第一次解码获得
var str =  unescape("%3C/a%3E%3C/p%3E%0D%0A%3CCENTER%3E%0D%0A%20%20%3CTABLE%20border%3D0%20cellPadding%3D0%20cellSpacing%3D0%20width%3D100%25%3E%0D%0A%3Ctr%3E%0D%0A%3Ctd%20width%3D%22100%25%22%20valign%3D%22top%22%20align%3D%22center%22%3E%0D%0A%0D%0A%3CSpan%20name%3D%22bifentable%22%20id%3D%22bifentable%22%3E%3C/span%3E%20%0D%0A%3CIFrame%20src%3D%22/8888.html%22%20name%3D%22bifentableframe%22%20style%3D%22WIDTH%3A%20100%25%20%3Bheight%3D1%22%20border%3D0%20ALIGN%3Dmiddle%20frameborder%3D0%20scrolling%3Dno%20STYLE%3D%22DISPLAY%3Anone%22%3E%3C/IFrame%3E%0D%0A%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%0D%0A%3C/td%3E%0D%0A");
//第一次解码
//var str = unescape("%3Cscript%3E%0D%0A%3C%21--%0D%0Adocument.write%28unescape%28%22%253C/a%253E%253C/p%253E%250D%250A%253CCENTER%253E%250D%250A%2520%2520%253CTABLE%2520border%253D0%2520cellPadding%253D0%2520cellSpacing%253D0%2520width%253D100%2525%253E%250D%250A%253Ctr%253E%250D%250A%253Ctd%2520width%253D%2522100%2525%2522%2520valign%253D%2522top%2522%2520align%253D%2522center%2522%253E%250D%250A%250D%250A%253CSpan%2520name%253D%2522bifentable%2522%2520id%253D%2522bifentable%2522%253E%253C/span%253E%2520%250D%250A%253CIFrame%2520src%253D%2522/8888.html%2522%2520name%253D%2522bifentableframe%2522%2520style%253D%2522WIDTH%253A%2520100%2525%2520%253Bheight%253D1%2522%2520border%253D0%2520ALIGN%253Dmiddle%2520frameborder%253D0%2520scrolling%253Dno%2520STYLE%253D%2522DISPLAY%253Anone%2522%253E%253C/IFrame%253E%250D%250A%2520%2520%2520%2520%2520%2520%2520%2520%2520%2520%2520%2520%2520%2520%2520%2520%2520%2520%250D%250A%253C/td%253E%250D%250A%22%29%29%3B%0D%0A//--%3E%0D%0A%3C/script%3E");
document.all.a.value = str;
</script>
</BODY>
</HTML>