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纯js向上下左右不间断无缝滚动图片的效果

作者:eycms 日期:2016/2/16 17:52:34 人气:103

  

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

<title>向上下左右不间断无缝滚动图片的效果(兼容火狐和IE) </title>


</head>


<body><!--下面是向上滚动代码-->


<hr />

<div id="colee" style="overflow:hidden;height:253px;width:410px;">

<div id="colee1">

<p><img  src="/images/noimg.gif"></p>

<p><img  src="/images/noimg.gif"></p>

<p><img  src="/images/noimg.gif"></p>

<p><img  src="/images/noimg.gif"></p>

<p><img  src="/images/noimg.gif"></p>

<p><img  src="/images/noimg.gif"></p>

<p><img  src="/images/noimg.gif"></p>

<p><img  src="/images/noimg.gif"></p>

<p><img  src="/images/noimg.gif"></p>

</div>

<div id="colee2"></div>

</div>

<script>

var speed=30;

var colee2=document.getElementById("colee2");

var colee1=document.getElementById("colee1");

var colee=document.getElementById("colee");

colee2.innerHTML=colee1.innerHTML; //克隆colee1为colee2

function Marquee1(){

//当滚动至colee1与colee2交界时

if(colee2.offsetTop-colee.scrollTop<=0){

 colee.scrollTop-=colee1.offsetHeight; //colee跳到最顶端

 }else{

 colee.scrollTop++

}

}

var MyMar1=setInterval(Marquee1,speed)//设置定时器

//鼠标移上时清除定时器达到滚动停止的目的

colee.onmouseover=function() {clearInterval(MyMar1)}

//鼠标移开时重设定时器

colee.onmouseout=function(){MyMar1=setInterval(Marquee1,speed)}

</script>


<!--向上滚动代码结束-->


<br>


<!--下面是向下滚动代码-->


<div id="colee_bottom" style="overflow:hidden;height:253px;width:410px;">

<div id="colee_bottom1">

<p><img  src="/images/noimg.gif"></p>

<p><img  src="/images/noimg.gif"></p>

<p><img  src="/images/noimg.gif"></p>

<p><img  src="/images/noimg.gif"></p>

<p><img  src="/images/noimg.gif"></p>

<p><img  src="/images/noimg.gif"></p>

<p><img  src="/images/noimg.gif"></p>

<p><img  src="/images/noimg.gif"></p>

<p><img  src="/images/noimg.gif"></p>

</div>

<div id="colee_bottom2"></div>

</div>

<script>

var speed=30

var colee_bottom2=document.getElementById("colee_bottom2");

var colee_bottom1=document.getElementById("colee_bottom1");

var colee_bottom=document.getElementById("colee_bottom");

colee_bottom2.innerHTML=colee_bottom1.innerHTML

colee_bottom.scrollTop=colee_bottom.scrollHeight

function Marquee2(){

if(colee_bottom1.offsetTop-colee_bottom.scrollTop>=0)

colee_bottom.scrollTop+=colee_bottom2.offsetHeight

else{

colee_bottom.scrollTop--

}

}

var MyMar2=setInterval(Marquee2,speed)

colee_bottom.onmouseover=function() {clearInterval(MyMar2)}

colee_bottom.onmouseout=function() {MyMar2=setInterval(Marquee2,speed)}

</script>


<!--向下滚动代码结束-->


<br>


<!--下面是向左滚动代码-->


<div id="colee_left" style="overflow:hidden;width:500px;">

<table cellpadding="0" cellspacing="0" border="0">

<tr><td id="colee_left1" valign="top" align="center">

<table cellpadding="2" cellspacing="0" border="0">

<tr align="center">

<td><p><img  src="/images/noimg.gif"></p></td>

<td><p><img  src="/images/noimg.gif"></p></td>

<td><p><img  src="/images/noimg.gif"></p></td>

<td><p><img  src="/images/noimg.gif"></p></td>

<td><p><img  src="/images/noimg.gif"></p></td>

<td><p><img  src="/images/noimg.gif"></p></td>

<td><p><img  src="/images/noimg.gif"></p></td>

</tr>

</table>

</td>

<td id="colee_left2" valign="top"></td>

</tr>

</table>

</div>

<script>

//使用div时,请保证colee_left2与colee_left1是在同一行上.

var speed=30//速度数值越大速度越慢

var colee_left2=document.getElementById("colee_left2");

var colee_left1=document.getElementById("colee_left1");

var colee_left=document.getElementById("colee_left");

colee_left2.innerHTML=colee_left1.innerHTML

function Marquee3(){

if(colee_left2.offsetWidth-colee_left.scrollLeft<=0)//offsetWidth 是对象的可见宽度

colee_left.scrollLeft-=colee_left1.offsetWidth//scrollWidth 是对象的实际内容的宽,不包边线宽度

else{

colee_left.scrollLeft++

}

}

var MyMar3=setInterval(Marquee3,speed)

colee_left.onmouseover=function() {clearInterval(MyMar3)}

colee_left.onmouseout=function() {MyMar3=setInterval(Marquee3,speed)}

</script>


<!--向左滚动代码结束-->


<br>


<!--下面是向右滚动代码-->


<div id="colee_right" style="overflow:hidden;width:500px;">

<table cellpadding="0" cellspacing="0" border="0">

<tr><td id="colee_right1" valign="top" align="center">

<table cellpadding="2" cellspacing="0" border="0">

<tr align="center">

<td><p><img  src="/images/noimg.gif"></p></td>

<td><p><img  src="/images/noimg.gif"></p></td>

<td><p><img  src="/images/noimg.gif"></p></td>

<td><p><img  src="/images/noimg.gif"></p></td>

<td><p><img  src="/images/noimg.gif"></p></td>

</tr>

</table>

</td>

<td id="colee_right2" valign="top"></td>

</tr>

</table>

</div>

<script>

var speed=30//速度数值越大速度越慢

var colee_right2=document.getElementById("colee_right2");

var colee_right1=document.getElementById("colee_right1");

var colee_right=document.getElementById("colee_right");

colee_right2.innerHTML=colee_right1.innerHTML

function Marquee4(){

if(colee_right.scrollLeft<=0)

colee_right.scrollLeft+=colee_right2.offsetWidth

else{

colee_right.scrollLeft--

}

}

var MyMar4=setInterval(Marquee4,speed)

colee_right.onmouseover=function() {clearInterval(MyMar4)}

colee_right.onmouseout=function() {MyMar4=setInterval(Marquee4,speed)}

</script>


<!--向右滚动代码结束-->

</body>

</html></td>

 </tr>

</table>


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