怎样在asp.net 中实现幻灯片的效果？.......在线等！

我在网页中加了一个img控件，想通过枚举的方法对一个目录下的图片实现幻灯片的效果，怎么才能做到了？请各位大侠给点思路，不胜感激！

解决方案 »

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<META http-equiv="Content-Type" content="text/html; charset=gb2312">
<style type="text/css"> </style>
<SCRIPT LANGUAGE="JavaScript">var rotate_delay = 1000; // delay in milliseconds (5000 = 5 secs)
current = 0;
function next() {
if (document.slideform.slide[current+1]) {
document.images.show.src = document.slideform.slide[current+1].value;
document.slideform.slide.selectedIndex = ++current;
   }
else first();
}
function previous() {
if (current-1 >= 0) {
document.images.show.src = document.slideform.slide[current-1].value;
document.slideform.slide.selectedIndex = --current;
   }
else last();
}
function first() {
current = 0;
document.images.show.src = document.slideform.slide[0].value;
document.slideform.slide.selectedIndex = 0;
}
function last() {
current = document.slideform.slide.length-1;
document.images.show.src = document.slideform.slide[current].value;
document.slideform.slide.selectedIndex = current;
}
function ap(text) {
document.slideform.slidebutton.value = (text == "Stop") ? "Start" : "Stop";
rotate();
}
function change() {
current = document.slideform.slide.selectedIndex;
document.images.show.src = document.slideform.slide[current].value;
}
function rotate() {
if (document.slideform.slidebutton.value == "Stop") {
current = (current == document.slideform.slide.length-1) ? 0 : current+1;
document.images.show.src = document.slideform.slide[current].value;
document.slideform.slide.selectedIndex = current;
window.setTimeout("rotate()", rotate_delay);
   }
}</SCRIPT>
<body bgcolor="#ffffff" text="#000000">
<form name="slideform">
<table cellspacing="1" cellpadding="4" bgcolor="#000000">
<tr>
<td align="center" bgcolor="white" width="200" height="200">
<img src="1.gif" name="show">
</td>
</tr>
<tr>
<td align="center" bgcolor="#c0c0c0">
<select name="slide" onChange="change();">
<option value="1.gif" selected>
1
<option value="2.gif">
2
<option value="3.gif">
3
<option value="4.gif">
4
<option value="5.gif">
5
<option value="6.gif">
6
<option value="7.gif">
7
<option value="8.gif">
8
<option value="9.gif">
9
<option value="10.gif">10</option>
</select>
</td>
</tr>
<tr>
<td align="center" bgcolor="#c0c0c0">
<input type="button" onClick="first();" value="|<<" title="Beginning"> <input type="button" onClick="previous();" value="<<" title="Previous">
<input type="button" name="slidebutton" onClick="ap(this.value);" value="开始" title="AutoPlay">
<input type="button" onClick="next();" value=">>" title="Next"> <input type="button" onClick="last();" value=">>|" title="End">
</td>
</tr>
</table>
</form>
</body>
给你发的经典的：ImageSlide.htm<html>
<head>
<title>永失我爱</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>
<body bgcolor="black">
<table width="100%" height="100%">
<tr>
<td align="center" valign="middle">
<h1 style="color:#EEEEEE;">永失我爱</h1>
<div style="padding:1px;background-color:white;width:1px;height:1px;">
<script language="JavaScript" type="text/javascript" src="ImageSlide-1.0.0.iclass.js"></script>
<script language="JavaScript" type="text/javascript">
//添加播放的图片
window.imageSlide.pushImgs( "images/00.jpg", "images/01.jpg", "images/02.jpg", "images/03.jpg", "images/04.jpg",
                            "images/05.jpg", "images/06.jpg", "images/07.jpg", "images/08.jpg", "images/09.jpg",
                            "images/10.jpg", "images/11.jpg", "images/12.jpg", "images/13.jpg", "images/14.jpg",
                            "images/15.jpg", "images/16.jpg", "images/17.jpg", "images/18.jpg", "images/19.jpg",
                            "images/20.jpg", "images/21.jpg", "images/22.jpg", "images/23.jpg", "images/24.jpg",
                            "images/25.jpg", "images/26.jpg", "images/27.jpg", "images/28.jpg", "images/29.jpg",
                            "images/30.jpg", "images/31.jpg", "images/32.jpg", "images/33.jpg", "images/34.jpg");
//还可以进行如下的设置
//window.imageSlide.setAutoPlay(false);  //是否自动播放
//window.imageSlide.setBoxId("myImageSlide");  //设置播放容器的ID
//window.imageSlide.setDelay(8);  //设置播放延时
//window.imageSlide.setTransform(18);  //设置切换效果
window.imageSlide.setSize(640, 320);  //设置播放容器的大小
window.imageSlide.display();  //显示
</script>
</div>
</td>
</tr>
</table>
</body>
</html>ImageSlide-1.0.0.iclass.jsfunction ImageSlide () {
if((/MSIE\s*[5-9]/).test(navigator.appVersion)) {
  this.count = 0;
  this.timer = null;
  this.first = new Object();
  this.frms = new Array();  this.imgs = new Array();
  this.width = 640;
  this.height = 480;
  this.boxId = "imageSlideBox";
  this.delay = 5;
  this.autoPlay = true;
  this.transform = 23;
  /**
   * 播放切换效果说明
   * --------------
   *  0. 矩形缩小
   *  1. 矩形扩大
   *  2. 圆形缩小
   *  3. 圆形扩大
   *  4. 从下到上
   *  5. 从上到下
   *  6. 从左到右
   *  7. 从右到左
   *  8. 竖百叶窗
   *  9. 横百叶窗
   * 10. 错位横百叶窗
   * 11. 错位竖百叶窗
   * 12. 点扩散
   * 13. 两边到中间
   * 14. 中间到两边
   * 15. 中间到上下
   * 16. 上下到中间
   * 17. 右下到左上
   * 18. 右上到左下
   * 19. 左上到右下
   * 20. 左下到右上
   * 21. 横条
   * 22. 竖条
   * 23. 随机
   * --------------
   */
}
else {
  alert("请使用IE5或IE5以上版本的浏览器使用本程序！");
}
}//加入一张或多张图片（传入一个或多个图片路径）
//pushImg(sPath1 [, sPath2 [, sPath3 [, ...]]])
ImageSlide.prototype.pushImgs = function () {
for (var i = 0; i < arguments.length; i++)
  this.imgs.push(arguments[i]);
}//设置图片播放容器的长宽
ImageSlide.prototype.setSize = function (nWidth, nHeight) {
this.width = nWidth;
this.height = nHeight;
}//设置图片播放容器的ID
ImageSlide.prototype.setBoxId = function (sBoxId) {
this.boxId = sBoxId;
}//设置是否自动播放
ImageSlide.prototype.setAutoPlay = function (bAutoPlay) {
this.autoPlay = bAutoPlay;
}//设置自动播放的延时秒数
ImageSlide.prototype.setDelay = function (nSeconds) {
this.delay = nSeconds;
}//设置播放的切换效果（0-23的整数）
ImageSlide.prototype.setTransform = function (nTransform) {
this.transform = nTransform;
}//显示
ImageSlide.prototype.display = function () {
var boxStr = "<div style='width:" + this.width + "px;height:" + this.height + "px;' ";
boxStr += "id='"  + this.boxId + "'><div ";
if (this.autoPlay)
  boxStr += "onclick='window.imageSlide.play();window.imageSlide.timerPlay();'";
else
  boxStr += "onclick='window.imageSlide.play();'";
boxStr += "style='word-break:keep-all;width:100%;height:100%;background-color:#EEEEEE;'>";
if (this.autoPlay)
  boxStr += "<br />　点击此处开始进行自动播放……";
else
  boxStr += "<br />　点击此处开始播放，播放时单击播放下一张……";
boxStr += "</div>";
var img;
var transform = this.transform;
for (var i = 0; i < this.imgs.length; i++) {
  if (this.transform >= 23)
   var transform = Math.floor(Math.random()*23);
  boxStr += "<img src='" + this.imgs[i] + "' style='display:none;width:";
  boxStr += this.width + ";height:" + this.height + "px;height:px;filter:";
  boxStr += "revealTrans(transition=" + transform + ",duration=1);'";
  if (!this.autoPlay)
   boxStr += "' onclick='window.imageSlide.play();' alt='点击播放下一张'";
  boxStr += " />";
}
boxStr += "</div>";
document.writeln(boxStr);
var box = document.getElementById(this.boxId);
this.first = box.childNodes[0];
this.frms = box.getElementsByTagName("IMG");
}//播放
ImageSlide.prototype.play = function () {
if (window.imageSlide.imgs.length) {
  window.imageSlide.first.style.display = "none";
  if (window.imageSlide.count >= window.imageSlide.imgs.length) {
   alert("播放完毕！");
   window.imageSlide.frms[window.imageSlide.count-1].style.display = "none";
   window.imageSlide.first.style.display = "block";
   window.imageSlide.first.innerHTML = "<br />　点击此处再次进行播放！";
   clearInterval(window.imageSlide.timer);
   window.imageSlide.count = 0;
  }
  else if (window.imageSlide.count == 0) {
   window.imageSlide.first.style.display = "none";
   window.imageSlide.frms[0].filters[0].apply();
   window.imageSlide.frms[0].style.display = "block";
   window.imageSlide.frms[0].filters[0].play();
  }
  else {
   window.imageSlide.frms[window.imageSlide.count-1].style.display = "none";
   window.imageSlide.frms[window.imageSlide.count].filters[0].apply();
   window.imageSlide.frms[window.imageSlide.count].style.display = "block";
   window.imageSlide.frms[window.imageSlide.count].filters[0].play();
  }
  window.imageSlide.count++;
}
else {
  alert("你没有放入任何图片，无法进行播放！");
}
}//连续播放
ImageSlide.prototype.timerPlay = function () {
this.timer = setInterval(this.play, this.delay * 1000);
}//实例化一个ImageSlide对象imageSlide并将其做为window对象的一个子对象
window.imageSlide = new ImageSlide();
感觉网页上五花八门的效果基本都用javascript做吧