javascript 生成页面轮播元素

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title>生成轮播图片</title>
</head>
<body>
    <div style="width:287px; height:248px; border:solid 1px #cecece;background:#F3F3F3; padding:6px; ">
<script language="javascript" type="text/javascript">
    var widths = 600;   //宽              
    var heights = 600;   //高              
    var counts = 3; //显示的数量
    img1 = new Image(); img1.src = '../images/slide-01.jpg'; //图片地址
    img2 = new Image(); img2.src = '../images/slide-02.jpg';
    img3 = new Image(); img3.src = '../images/slide-03.jpg';    
    url1 = new Image(); url1.src = 'http://URL?action-viewnews-itemid-2439'; //图片链接的URL
    url2 = new Image(); url2.src = 'http://URL/?action-viewnews-itemid-2386-page-1';
    url3 = new Image(); url3.src = 'http://URL/?action-viewnews-itemid-2384-page-4';
 
    var nn = 1;
    var key = 0;
    function change_img() {
        if (key == 0) { key = 1; }
        else if (document.all)
        { document.getElementById("pic").filters[0].Apply(); document.getElementById("pic").filters[0].Play(duration = 2); }
        eval('document.getElementById("pic").src=img' + nn + '.src');
        eval('document.getElementById("url").href=url' + nn + '.src');
        for (var i = 1; i <= counts; i++) { document.getElementById("xxjdjj" + i).className = 'axx'; }
        document.getElementById("xxjdjj" + nn).className = 'bxx';
        nn++; if (nn > counts) { nn = 1; }
        tt = setTimeout('change_img()', 2000);
    }
    function changeimg(n) { nn = n; window.clearInterval(tt); change_img(); }

document.write('<style>');
    document.write('.axx{padding:1px 7px;border-left:#ffffff 1px solid;font-weight: bold;}');
    document.write('a.axx:link,a.axx:visited{text-decoration:none;color:#fff;line-height:14px;font:11px sans-serif;font-weight: bold;}');
    document.write('a.axx:active,a.axx:hover{text-decoration:none;color:#fff;line-height:14px;font:11px sans-serif;font-weight: bold;}');
    document.write('.bxx{padding:1px 7px;border-left:#ffffff 1px solid;font-weight: bold;}');
    document.write('a.bxx:link,a.bxx:visited{text-decoration:none;color:#fff;line-height:14px;font:11px sans-serif;font-weight: bold;}');
    document.write('a.bxx:active,a.bxx:hover{text-decoration:none;color:#fff;line-height:14px;font:11px sans-serif;background-color:#ff0000;font-weight: bold;}');
    document.write('</style>');
    document.write('<div style="width:' + widths + 'px;height:' + heights + 'px;overflow:hidden;text-overflow:clip;">');
    document.write('<div><a id="url" target="_blank"><img id="pic" style="border:0px;filter:progid:dximagetransform.microsoft.wipe(gradientsize=1.0,wipestyle=4, motion=forward)" width=' + widths + ' height=' + heights + ' /></a></div>');
    document.write('<div style="filter:alpha(style=1,opacity=10,finishOpacity=80);background: #000000;width:100%-2px;text-align:right;top:-14px;position:relative;margin:1px;height:20px;padding:0px;margin:0px;border:0px;">');
    for (var i = 1; i < counts + 1; i++) { document.write('<a href="javascript:changeimg(' + i + ');" id="xxjdjj' + i + '" class="axx" target="_self">' + i + '</a>'); }
    document.write('</div></div>');

change_img();   
</script>
</div>

</body>
</html>

原文转载：http://jilo88.iteye.com/blog/702619