脚本说明:
把如下代码加入<body>区域中
<script language="JavaScript">
<!--
done = 0;
step = 4
function anim(yp,yk)
{
if(document.layers) document.layers["napis"].top=yp;
else document.all["napis"].style.top=yp;
if(yp>yk) step = -4
if(yp<60) step = 4
setTimeout('anim('+(yp+step)+','+yk+')', 10);
}
function start()
{
if(done) return
done = 1;
if(navigator.appName=="Netscape") {
document.napis.left=innerWidth/2 - 145;
anim(60,innerHeight - 60)
}
else {
napis.style.left=280;
anim(60,document.body.offsetHeight - 60)
}
}
//-->
</script>
<div id="napis"
style="position: absolute; top: 159px; width: 400px; height: 78px; left: 215px"><font size="5"><b>上下不停弹跳的文本</b></font></div>
<script language="JavaScript">
<!--
setTimeout('start()',10);
//-->
</script>
