flash之图片滚动

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相关HTML代码：

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<!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> </title>
<link rel="stylesheet" type="text/css" href="zns_style.css">
<script src="move.js"></script>
<style>
.small_pic{
	display:none;
}
</style>
<script>
function getByClass(oParent, sClass)
{
	var aEle=oParent.getElementsByTagName('*');
	var aResult=[];
	
	for(var i=0;i<aEle.length;i++)
	{
		if(aEle[i].className==sClass)
		{
			aResult.push(aEle[i]);
		}
	}
	
	return aResult;
}
window.onload=function ()
{
	var oDiv=document.getElementById('playimages');
	var oBtnPrev=getByClass(oDiv, 'prev')[0];
	var oBtnNext=getByClass(oDiv, 'next')[0];
	var oMarkLeft=getByClass(oDiv, 'mark_left')[0];
	var oMarkRight=getByClass(oDiv, 'mark_right')[0];
	
	var oDivSmall=getByClass(oDiv, 'small_pic')[0];
	var oUlSmall=oDivSmall.getElementsByTagName('ul')[0];
	var aLiSmall=oDivSmall.getElementsByTagName('li');
	
	var oUlBig=getByClass(oDiv, 'big_pic')[0];
	var aLiBig=oUlBig.getElementsByTagName('li');
	
	var nowZIndex=2;
	
	var now=0;
	
	oUlSmall.style.width=aLiSmall.length*aLiSmall[0].offsetWidth+'px';
	
	//左右按钮
	oBtnPrev.onmouseover=oMarkLeft.onmouseover=function ()
	{
		startMove(oBtnPrev, 'opacity', 100);
	};
	oBtnPrev.onmouseout=oMarkLeft.onmouseout=function ()
	{
		startMove(oBtnPrev, 'opacity', 0);
	};
	oBtnNext.onmouseover=oMarkRight.onmouseover=function ()
	{
		startMove(oBtnNext, 'opacity', 100);
	};
	oBtnNext.onmouseout=oMarkRight.onmouseout=function ()
	{
		startMove(oBtnNext, 'opacity', 0);
	};
	
	//大图切换
	for(var i=0;i<aLiSmall.length;i++)
	{
		aLiSmall[i].index=i;
		aLiSmall[i].onclick=function ()
		{
			if(this.index==now)return;
			
			now=this.index;
			
			tab();
		};
		
		aLiSmall[i].onmouseover=function ()
		{
			startMove(this, 'opacity', 100);
		};
		aLiSmall[i].onmouseout=function ()
		{
			if(this.index!=now)
			{
				startMove(this, 'opacity', 60);
			}
		};
	}
	
	function tab()
	{
		aLiBig[now].style.zIndex=nowZIndex++;
		
		for(var i=0;i<aLiSmall.length;i++)
		{
			startMove(aLiSmall[i], 'opacity', 60);
		}
		
		startMove(aLiSmall[now], 'opacity', 100);
		
		aLiBig[now].style.height=0;
		startMove(aLiBig[now], 'height', 320);
		
		if(now==0)
		{
			startMove(oUlSmall, 'left', 0);
		}
		else if(now==aLiSmall.length-1)
		{
			startMove(oUlSmall, 'left', -(now-2)*aLiSmall[0].offsetWidth);
		}
		else
		{
			startMove(oUlSmall, 'left', -(now-1)*aLiSmall[0].offsetWidth);
		}
	}
	
	oBtnPrev.onclick=function ()
	{
		now--;
		if(now==-1)
		{
			now=aLiSmall.length-1;
		}
		
		tab();
	};
	
	oBtnNext.onclick=function ()
	{
		now++;
		if(now==aLiSmall.length)
		{
			now=0;
		}
		
		tab();
	};
	
	var timer=setInterval(oBtnNext.onclick, 2000);
	
	oDiv.onmouseover=function ()
	{
		clearInterval(timer);
	};
	oDiv.onmouseout=function ()
	{
		timer=setInterval(oBtnNext.onclick, 2000);
	};
};
</script>
</head>
<body>
<div id="playimages" class="play">
    <ul class="big_pic">
		<div class="prev"></div>
		<div class="next"></div>
		<a class="mark_left" href="javascript:;"></a>
		<a class="mark_right" href="javascript:;"></a>
		
		
	 
		
        <li style="z-index:1;"><img src="images/1.jpg" /></li>
        <li><img src="images/2.jpg" /></li>
        <li><img src="images/3.jpg" /></li>
        <li><img src="images/4.jpg" /></li>
        <li><img src="images/5.jpg" /></li>
        <li><img src="images/6.jpg" /></li>
    </ul>
	
	
    <div class="small_pic">
        <ul >
            <li style="filter: 100; opacity: 1;"><img src="images/1.jpg" /></li>
            <li><img src="images/2.jpg" /></li>
            <li><img src="images/3.jpg" /></li>
            <li><img src="images/4.jpg" /></li>
            <li><img src="images/5.jpg" /></li>
            <li><img src="images/6.jpg" /></li>
        </ul>
    </div>
	
	
</div>
</body>
</html>

相关的css代码部分：

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body { background: #666; } ul { padding: 0; margin: 0; } li { list-style: none; } img { border: 0; }
.play { width: 400px; height: 430px; margin: 50px auto 0; background: #999; font: 12px Arial; }
.big_pic { width: 400px; height: 320px; overflow: hidden; border-bottom: 1px solid #ccc; background: #222; position: relative; }
.big_pic li { width: 400px; height: 320px; overflow: hidden; position: absolute; top: 0; left: 0; z-index: 0; background: url(images/loading.gif) no-repeat center center; }
.mark_left { width: 200px; height: 320px; position: absolute; left: 0; top: 0; background: red; filter: alpha(opacity:0); opacity: 0; z-index:3000; }
.mark_right { width: 200px; height: 320px; position: absolute; left: 200px; top: 0; background: green; filter: alpha(opacity:0); opacity: 0; z-index:3000; }
.big_pic .prev { width: 60px; height: 60px; background: url(images/btn.gif) no-repeat; position: absolute; top: 130px; left: 10px; z-index: 3001; filter:alpha(opacity:0); opacity:0; cursor: pointer; }
.big_pic .next { width: 60px; height: 60px; background: url(images/btn.gif) no-repeat 0 -60px; position: absolute; top: 130px; right: 10px; z-index: 3001; filter:alpha(opacity:0); opacity:0; cursor: pointer; }
.big_pic .text { position: absolute; left: 10px; top: 302px; z-index: 3000; color: #ccc; }
.big_pic .length { position: absolute; right: 10px; bottom: 4px; z-index: 3000; color: #ccc; }
.big_pic .bg { width: 400px; height: 25px; background: #000; filter: alpha(opacity=60); opacity: 0.6; position: absolute; z-index: 2999; bottom: 0; left: 0; }
.small_pic { width: 380px; height: 94px; position: relative; top: 7px; left: 10px; overflow: hidden; }
.small_pic ul { height: 94px; position: absolute; top: 0; left: 0; }
.small_pic li { width: 120px; height: 94px; float: left; padding-right: 10px; background: url(images/loading.gif) no-repeat center center; cursor: pointer; filter: alpha(opacity=60); opacity: 0.6; }
.small_pic img { width: 120px; height: 94px; }

相关js部分：

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function getStyle(obj, name)
{
	if(obj.currentStyle)
	{
		return obj.currentStyle[name];
	}
	else
	{
		return getComputedStyle(obj, false)[name];
	}
}
function startMove(obj, attr, iTarget)
{
	clearInterval(obj.timer);
	obj.timer=setInterval(function (){
		var cur=0;
		
		if(attr=='opacity')
		{
			cur=Math.round(parseFloat(getStyle(obj, attr))*100);
		}
		else
		{
			cur=parseInt(getStyle(obj, attr));
		}
		
		var speed=(iTarget-cur)/6;
		speed=speed>0?Math.ceil(speed):Math.floor(speed);
		
		if(cur==iTarget)
		{
			clearInterval(obj.timer);
		}
		else
		{
			if(attr=='opacity')
			{
				obj.style.filter='alpha(opacity:'+(cur+speed)+')';
				obj.style.opacity=(cur+speed)/100;
				
				document.getElementById('txt1').value=obj.style.opacity;
			}
			else
			{
				obj.style[attr]=cur+speed+'px';
			}
		}
	}, 30);
}
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