当前位置: 首页 > 图文教程 > 网络编程 > Javascript > 会自动逐行上升的文本框

Javascript
javascript 关闭IE6、IE7
javascript substr和substring用法比较
javascript 强制弹出窗口代码-跨拦截
javascript 获取多条数据(模拟ajax获取数据)
js 分页代码带切换效果
选择指定数量后checkbox不可选(变灰)javascript代码
javascript 图片上传预览-兼容标准
jquery 截取字符串的实现
jquery tagname 取得方法
scrollTop 用法说明
javascript 倒排序方法
慎用 somefunction.prototype 分析
几个常用的JavaScript字符串处理函数 - split()、join()、substring()和indexOf()
javascript 根据歌名获取播放地址和歌词内容
js在Firefox与IE中对DOM对像的引用的比较
Javascript String对象扩展HTML编码和解码的方法
javascript HTMLEncode HTMLDecode的完整实例(兼容ie和火狐)
Javascript 获取字符串字节数的多种方法
javascript 常用方法总结
cookie丢失问题(认证失效) Authentication (用户验证信息)也会丢失

Javascript 中的 会自动逐行上升的文本框


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-09-12   浏览: 288 ::
收藏到网摘: n/a

<HTML>
<HEAD>
<META http-equiv='Content-Type' content='text/html; charset=gb2312'>
<TITLE>会自动逐行上升的文本框</TITLE>

<SCRIPT LANGUAGE="JavaScript">
<!-- Begin
function selectScroller(n) {
optlist = document.scrollform.scroller;
optlist[optlist.length] = new Option(optlist[0].text, "", false, false);
optlist[0] = null;
optlist.selectedIndex = -1;
n = (n + 1) % optlist.length;
// change the speed below: 1000 = 1 second.
setTimeout("selectScroller("+n+")",2000);
}
// End -->
</script>


</HEAD>
<BODY OnLoad="selectScroller(0);">

<center>
<form name="scrollform">
<select name="scroller" size=8>
<option>
<option>
<option>
<option>
<option>
<option>
<option>
<option>
<option>This select option list will
<option>scroll text by copying
<option>the top line to the bottom
<option>line before deleting the
<option>top line. This moves the
<option>options up one line and
<option>gives the impression of
<option>scrolling.
<option>
<option>You can leave as many
<option>blank lines as you feel
<option>necessary to give the
<option>look of begining and
<option>ending.
<option>
<option>This script was written
<option>in response to those
<option>who wanted a news
<option>scroller to work within
<option>a table's cell and for
<option>those who want old
<option>browsers to also see
<option>a scoller on the page.
<option>
<option>
</select>
</form>
</center>

</BODY></HTML>