resizeSearchTaskDiv()
var searchTask = get("s_search_task")
searchTask.show()
var resetPositonEvent = resizeSearchTaskDiv.bind(searchTask)
Zhishi.Event.attachEventListener(window,'resize',resetPositonEvent)
}
get('sb').value= text
get('sb').select()
get('sb').focus()
Zhishi.Event.attachEventListener(get('sb'),'click',function(){
if(get(' www.wjfkzj.com ').value.trim()==text) {
get('sb').value=''
get("s_search_task").hide()
}我看 了，你应该想我这样写，我看了上面的代码你路径好想是出错误了，所以你现在把我的复制下就行了把给个满意答案啊！！
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><HTML>
<HEAD>
<TITLE>New Document </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
</HEAD>
<script>
var i=1
var j=0
var front
var after
var arr = new Array("p1.jpg","p2.jpg","p3.jpg","p4.jpg","p5.jpg","p6.jpg","p7.jpg","p8.jpg","p9.jpg","p10.jpg","p11.jpg","p12.jpg","p13.jpg","p14.jpg","p15.jpg","p16.jpg","p17.jpg","p18.jpg","p19.jpg","p20.jpg","p21.jpg","p22.jpg","p23.jpg")
//下一张
function down(){
if(j==0){
i++
if(i>arr.length-1){
i=0
}
}document.photos.src=arr[i]
}
//上一张
function up(){
if(j==0){
i--
if(i<0){
i=arr.length-1
}
}document.photos.src=arr[i]
}
//自动滚动
function automatism(){
window.clearInterval(after)
front = window.setInterval("down()",1000)
}
//反向自动切换
function reverse(){
window.clearInterval(front)
after=window.setInterval("up()",1000)
}
//暂停
function pause(){
window.clearInterval(front)
window.clearInterval(after)
}
</script>
<BODY>
<img src="p2.jpg"name="photos"></p>
<input type="button" value="上一张" onClick="up()">
<input type="button" value="自动滚动" onClick="automatism()">
<input type="button" value="反向滚动" onClick="reverse()">
<input type="button" value="暂停" onClick="pause()">
<input type="button" value="下一张" onClick="down()">
</BODY>
</HTML>
建个html文件，把这段代码放进去，跟图片放一起，试一下，希望对你有帮助
不知道 你用什么语言开发的,有两种方法：1、在页面展示时判断 从数据库里读取的字段是否为空，若为空则展示默认的图片路径；2、展示的数据肯定是从数据库里读取，在存之前判断下有没有图片，若没有则把默认的图片路径存到数据库里，页面读取 时肯定显示默认图片了。嘿嘿
