文本自动向上循环滚动
  说明: 文本自动向上循环滚动，鼠标放到上面还会暂时停下来。
  代码：
<DIV class=ttl1 id=ttl0><SPAN class=ttl1></SPAN></DIV>
<SCRIPT language="JavaScript">
<!--

var layers = document.layers, style = document.all, both = layers || style, idme=908601;
if (layers) { layerRef = 'document.layers'; styleRef = ''; } if (style) { layerRef = 'document.all'; styleRef = '.style'; }

function writeOnText(obj, str) {
if (layers) with (document[obj]) { document.open(); document.write(str); document.close(); }
if (style) eval(obj+'.innerHTML= str');
}
//以下是输出的内容，自己修改即可。
var dispStr = new Array(
"<font color=red size=3>欢迎光临...</font>"
);

var overMe=0;

function helpor_net(str, idx, idObj, spObj, clr1, clr2, delay, plysnd) {
var tmp0 = tmp1 = '', skip = 0;
if (both && idx <= str.length) {
if (str.charAt(idx) == '<') { while (str.charAt(idx) != '>') idx++; idx++; }
if (str.charAt(idx) == '&' && str.charAt(idx+1) != ' ') { while (str.charAt(idx) != ';') idx++; idx++; }
tmp0 = str.slice(0,idx);
tmp1 = str.charAt(idx++);

if (overMe==0 && plysnd==1) {
if (navigator.plugins[0]) {
if (navigator.plugins["LiveAudio"][0].type=="audio/basic" && navigator.javaEnabled()) {
document.embeds[0].stop();
setTimeout("document.embeds[0].play(false)",100); }
} else if (document.all) {
ding.Stop();
setTimeout("ding.Run()",100);
}
overMe=1;
} else overMe=0;

writeOnText(idObj, "<span class="+spObj+"><font color='"+clr1+"'>"+tmp0+"</font><font color='"+clr2+"'>"+tmp1+"</font></span>");
setTimeout("helpor_net('"+str+"', "+idx+", '"+idObj+"', '"+spObj+"', '"+clr1+"', '"+clr2+"', "+delay+" ,"+plysnd+")",delay);
}
}

function www_helpor_net() {
helpor_net(dispStr[0], 0, 'ttl0', 'ttl1', '#339933', '#99FF33', 50, 0);
}
www_helpor_net();
// -->
</SCRIPT>