JavaScript代码：
<script type="text/javascript">
var arr= new Array;
arr[0] = "image/a.jpg";
arr[1] = "image/b.jpg";
arr[2] = "image/c.jpg";
arr[3] = "image/d.jpg";
arr[4] = "image/f.jpg";
var Timer = setInterval(play,1000);
var count=1;
function play(){
if(arr.length==count)
count=0;
document.getElementById("pic").src=arr[count];
count++;
}
function clearTimer(){
clearInterval(Timer);
}
function onMouseOver(obj){
clearTimer();
var index=parseInt(obj.value);
document.getElementById("pic").src=arr[index-1];
count=index;
}
function btnMouseOut(){
Timer = setInterval(play,1000);
}
function init(){
var btns = document.getElementsByTagName("input");
for(var i = 0; i<btns.length;i++){
btns[i].onmouseout = btnMouseOut;
}
}
</script>
HTML代码：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>无标题文档</title> </head> <body onload="init()"> <img id="pic" src="image/a.jpg" width="600" height="450" /><br /> <input type="button" value="1" id="1" onmouseover="onMouseOver(this)"/> <input type="button" value="2" id="2" onmouseover="onMouseOver(this)" /> <input type="button" value="3" id="3" onmouseover="onMouseOver(this)" /> <input type="button" value="4" id="4" onmouseover="onMouseOver(this)" /> <input type="button" value="5" id="5" onmouseover="onMouseOver(this)" /> </body> </html>