2-2.htm
来自「JScript网页特效,包含很多的实现网页特效的方法.」· HTM 代码 · 共 57 行
HTM
57 行
<html>
<head>
<title>§2.2 在状态栏显示滚动的文字</title>
</head>
<body>
<script>
<!-- Begin code
function scrolltxt(seed) //定义显示滚动文字的函数
{
var str1 = "这是一个状态栏滚动字幕的效果!" ;
var str2 = "" ;
var msg=str1+str2;
var out = " ";
var c = 1;
var speed = 120;
if (seed > 100)
{
seed-=2;
var cmd="scrolltxt(" + seed + ")";
timerTwo=window.setTimeout(cmd,speed); //延迟执行cmd中的代码
}
else
if (seed <= 100 && seed > 0)
{
for (c=0 ; c < seed ; c++)
{
out+=" ";
}
out+=msg;
seed-=2;
var cmd="scrolltxt("+ seed +")";
window.status=out; //改变状态栏的文字
timerTwo=window.setTimeout(cmd,speed);
}
else if (seed <= 0)
{
if (-seed < msg.length)
{
out+=msg.substring(-seed,msg.length);
seed-=2;
var cmd="scrolltxt(" + seed + ")";
window.status=out;
timerTwo=window.setTimeout(cmd,speed);
}
else
{
window.status=" ";
timerTwo=window.setTimeout("scrolltxt(100)",speed);
}
}
}
scrolltxt(30);
// -- End code -->
</script>
</body>
</html>
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