comment background, help Options

[misskitty_purrs]

Ok i used to use the comment color changer code from here. But after xanga made their clean post addy changes it stopped working. so i was told to use the xanga wizard from here. Well it doesn't work. Here is the code i'm using, can someone please fix it?

<!-- begin code provided by createblog.com --><br /><script type="text/javascript"><br /><!--<br />  function checkIfItemPage() {<br />    xUrl = document.location.href.toLowerCase();<br />    var re = /xanga.com\b\/[a-zA-Z]{1,}[\da-zA-Z]{1,}\/[0123456789]+\/[\da-z-]{0,}.html/;<br />    if (!xUrl.match(re)) {<br />      return false;<br />    } else {<br />      return true;<br />    }<br />  }<br />  function colorComments(){<br />    var color1="#000000"; <br />    var color2="#000000";<br />    var colorchange=0;<br />    var comments = document.all ? "className" : "class";<br />    var backgrounds = document.getElementsByTagName("div");<br />    for (var cn=0; cn < backgrounds.length; cn++){<br />      if (backgrounds[cn].getAttribute(comments) == "cwrap"){<br />         colorchange = colorchange == 1 ? 0 : 1;<br />         backgrounds[cn].style.backgroundColor = colorchange == 1 ? color1 : color2;<br />      }<br />    }<br />  }<br />if (checkIfItemPage()) colorComments();<br />//--><br /></script><br /><!-- end code provided by createblog.com -->