求PHP可能JS给调用的循环列表超链接文字换不同颜色

<br />{loop $ad_types $u $v}<br /><a href="$u" target="_blank"><font color=在此改变偶数和奇数条的超链接的文字颜色交替">$v</font></a><br />{/loop}<br />

<br />$adlist = explode ("\n", str_replace ("\r", "", $ad));<br /> foreach($adlist as $url=>$value){<br />	$arr=explode('|',$value);<br />	$ad_types[$arr[0]]=$arr[1];       <br /> }<br />

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<style><br />A.even:link { COLOR: #0f6; TEXT-DECORATION: none }<br />A.even:visited { COLOR: #0f6; TEXT-DECORATION: none }<br />A.even:hover { COLOR: #0f6; TEXT-DECORATION: underline }<br />A.odd:link { COLOR: #000; TEXT-DECORATION: none }<br />A.odd:visited { COLOR: #000; TEXT-DECORATION: none }<br />A.odd:hover { COLOR: #f60; TEXT-DECORATION: none }<br /></style><br /><script src=scripts/jquery-1.8.3.min.js></script><br /><script><br />$(function() {<br />   $("a:even").addClass("even"); <br />   $("a:odd").addClass("odd"); <br />});<br /></script><br /><a href=http://www.csdn.net>您好CSDN</a><br><br /><a href=http://www.google.com>您好谷歌</a><br><br /><a href=http://www.baidu.com>百度网</a><br><br /><a href=http://www.163.com>网易</a><br>

<br />{php $xx=1}<br />{loop $ad_types $u $v}<br />{if $xx%2==1}<br /><a href="$u" target="_blank"><font color=#ff0000">$v</font></a><br />{else}<br /><a href="$u" target="_blank"><font color=#ffff00">$v</font></a><br />{/if}<br />{php $xx++}<br />{/loop}<br />