文章来源： BBS.KESONIC.COM
[修改显示的文字后复制到<body></body>]
<script language=JavaScript>
var MESSAGE="欢迎光临泥客网"
var POSITION=100
var DELAY=5
var scroll=new statusMessageObject()
function statusMessageObject(p,d){
this.msg =MESSAGE
this.out =" "
this.pos =POSITION
this.delay=DELAY
this.i=0
this.reset=clearMessage}
function clearMessage(){
this.pos=POSITION}
function scroller(){
for (scroll.i=0;scroll.i<scroll.pos;scroll.i++){
scroll.out += " "}
if (scroll.pos >= 0)
scroll.out += scroll.msg
else scroll.out=scroll.msg.substring(-scroll.pos,scroll.msg.length)
window.status=scroll.out
scroll.out=" "
scroll.pos--
if (scroll.pos < -(scroll.msg.length)) {
scroll.reset()}
setTimeout("scroller()",scroll.delay)}
function snapIn(jumpSpaces,position){
var msg = scroll.msg
var out = ""
for(var i=0; i<position; i++)
{out+= msg.charAt(i)}
for(i=1;i<jumpSpaces;i++)
{out += " "}
out+=msg.charAt(position)
window.status = out
if(jumpSpaces <= 1) {
position++
if(msg.charAt(position) == " ")
{position++ }
jumpSpaces = 100-position
}else if (jumpSpaces > 3)
{jumpSpaces *= .75}
else
{jumpSpaces--}
if(position != msg.length) {
var cmd = "snapIn(" + jumpSpaces + "," + position + ")";
scrollID = window.setTimeout(cmd,scroll.delay);
}else{window.status=""
jumpSpaces=0
position=0
cmd = "snapIn(" + jumpSpaces + "," + position + ")";
scrollID = window.setTimeout(cmd,scroll.delay);
return false }
return true}
snapIn(100,0);
</script>
