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发信人: midi (迷笛), 信区: WWW
标 题: 【JavaScript Applet】在Homepage中滚动显式
日 期: Wed Feb 28 13:45:28 1996
<HTML>
<head>
<SCRIPT LANGUAGE="JavaScript">
<!-- Beginning of JavaScript Applet -------------------
/* Copyright (C)1996 SDAS, Inc. DBA GeneralNET
All Rights Reserved.
This applet can be used or modified, if credit is given to
GeneralNET in the source code and the Web page where
this application will appear. Thank you for not taking advantage
of our kindness by adhereing to our simple copy right requiremenst.
We will not be held responsible for any unwanted effects due to the
usage of this applet or any derivative. No warrantees for usability
for any specific application are given or implied.
*/
var scroll = "on"
function action ()
{
if (scroll == "on")
scroll = "off"
else
{
scroll = "on";
banner(30);
}
}
function banner(input)
{
if (scroll == "on")
{
var msg="This is a demo. You are welcome!!!!!!!!!";
var space = " ";
if (input <= 30 && input > 0) {
for (var i=0 ; i < input ; i++) {
space+=" ";
}
space+=msg;
input--;
var doit ="banner(" + input + ")";
document.sform.box.value=space;
window.setTimeout(doit,100);
}
else if (input <= 0) {
if (-input < msg.length) {
space+=msg.substring(-input, msg.length);
input--;
var doit ="banner(" + input + ")";
document.sform.box.value=space;
window.setTimeout(doit,100);
}
else {
document.sform.box.value=" ";
window.setTimeout("banner(30)",75);
}
}
}
else
{
document.sform.box.value = "No more scrolling until you say
so...";
window.setTimeout("banner(30)",100);
}
}
// -- End of JavaScript code -------------- -->
</SCRIPT>
</head>
<body onload="banner(30)">
<center>
<form name="sform">
<input type="button" value="ON/OFF " onclick="action()"><input type="text"
name="box" size="60">
</form>
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