请教！如下代码是显示带按钮点击左右滚动的图片效果，如何才能改成为上下滚动的呢？

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>图片</title>
<script language="javascript">
<!--
//图片滚动列表 mengjia 070927
var Speed_1 = 10; //速度(毫秒)
var Space_1 = 20; //每次移动(px)
var PageWidth_1 = 116 * 3; //翻页宽度
var interval_1 = 7000; //翻页间隔
var fill_1 = 0; //整体移位
var MoveLock_1 = false;
var MoveTimeObj_1;
var MoveWay_1="right";
var Comp_1 = 0;
var AutoPlayObj_1=null;
function GetObj(objName){if(document.getElementById){return eval('document.getElementById("'+objName+'")')}else{return eval('document.all.'+objName)}}
function AutoPlay_1(){clearInterval(AutoPlayObj_1);AutoPlayObj_1=setInterval('ISL_GoDown_1();ISL_StopDown_1();',interval_1)}
function ISL_GoUp_1(){if(MoveLock_1)return;clearInterval(AutoPlayObj_1);MoveLock_1=true;MoveWay_1="left";MoveTimeObj_1=setInterval('ISL_ScrUp_1();',Speed_1);}
function ISL_StopUp_1(){if(MoveWay_1 == "right"){return};clearInterval(MoveTimeObj_1);if((GetObj('ISL_Cont_1').scrollLeft-fill_1)%PageWidth_1!=0){Comp_1=fill_1-(GetObj('ISL_Cont_1').scrollLeft%PageWidth_1);CompScr_1()}else{MoveLock_1=false}
AutoPlay_1()}
function ISL_ScrUp_1(){if(GetObj('ISL_Cont_1').scrollLeft<=0){GetObj('ISL_Cont_1').scrollLeft=GetObj('ISL_Cont_1').scrollLeft+GetObj('List1_1').offsetWidth}
GetObj('ISL_Cont_1').scrollLeft-=Space_1}
function ISL_GoDown_1(){clearInterval(MoveTimeObj_1);if(MoveLock_1)return;clearInterval(AutoPlayObj_1);MoveLock_1=true;MoveWay_1="right";ISL_ScrDown_1();MoveTimeObj_1=setInterval('ISL_ScrDown_1()',Speed_1)}
function ISL_StopDown_1(){if(MoveWay_1 == "left"){return};clearInterval(MoveTimeObj_1);if(GetObj('ISL_Cont_1').scrollLeft%PageWidth_1-(fill_1>=0?fill_1:fill_1+1)!=0){Comp_1=PageWidth_1-GetObj('ISL_Cont_1').scrollLeft%PageWidth_1+fill_1;CompScr_1()}else{MoveLock_1=false}
AutoPlay_1()}
function ISL_ScrDown_1(){if(GetObj('ISL_Cont_1').scrollLeft>=GetObj('List1_1').scrollWidth){GetObj('ISL_Cont_1').scrollLeft=GetObj('ISL_Cont_1').scrollLeft-GetObj('List1_1').scrollWidth}
GetObj('ISL_Cont_1').scrollLeft+=Space_1}
function CompScr_1(){if(Comp_1==0){MoveLock_1=false;return}
var num,TempSpeed=Speed_1,TempSpace=Space_1;if(Math.abs(Comp_1)<PageWidth_1/2){TempSpace=Math.round(Math.abs(Comp_1/Space_1));if(TempSpace<1){TempSpace=1}}
if(Comp_1<0){if(Comp_1<-TempSpace){Comp_1+=TempSpace;num=TempSpace}else{num=-Comp_1;Comp_1=0}
GetObj('ISL_Cont_1').scrollLeft-=num;setTimeout('CompScr_1()',TempSpeed)}else{if(Comp_1>TempSpace){Comp_1-=TempSpace;num=TempSpace}else{num=Comp_1;Comp_1=0}
GetObj('ISL_Cont_1').scrollLeft+=num;setTimeout('CompScr_1()',TempSpeed)}}
function picrun_ini(){
GetObj("List2_1").innerHTML=GetObj("List1_1").innerHTML;
GetObj('ISL_Cont_1').scrollLeft=fill_1>=0?fill_1:GetObj('List1_1').scrollWidth-Math.abs(fill_1);
GetObj("ISL_Cont_1").onmouseover=function(){clearInterval(AutoPlayObj_1)}
GetObj("ISL_Cont_1").onmouseout=function(){AutoPlay_1()}
AutoPlay_1();
}
//产品展示滚动图片结束
//-->
</script>
<style type="text/css">
<!--
BODY {
 BORDER-TOP-WIDTH: 0px; BORDER-LEFT-WIDTH: 0px; FONT-SIZE: 12px; BORDER-BOTTOM-WIDTH: 0px; MARGIN: 0px; FONT-FAMILY: 宋体; BACKGROUND-COLOR: #fff; BORDER-RIGHT-WIDTH: 0px
}
.blk_18 {
 BORDER-RIGHT: #e3e3e3 1px solid; BORDER-TOP: #e3e3e3 1px solid; MARGIN-TOP: 8px; FONT-SIZE: 12px; BACKGROUND: #f3f3f3; OVERFLOW: hidden; BORDER-LEFT: #e3e3e3 1px solid; WIDTH: 390px; BORDER-BOTTOM: #e3e3e3 1px solid; ZOOM: 1
}
.blk_18 .pcont {
 FLOAT: left; OVERFLOW: hidden; WIDTH: 350px
}
.blk_18 .ScrCont {
 WIDTH: 32766px; ZOOM: 1
}
.blk_18 #List1_1 {
 FLOAT: left
}
.blk_18 #List2_1 {
 FLOAT: left
}
.blk_18 .LeftBotton {
 BACKGROUND: url(http://img.china.alibaba.com/images/unsort/module/picr_1.gif) no-repeat; FLOAT: left; MARGIN: 10px 1px; WIDTH: 15px; HEIGHT: 72px
}
.blk_18 .RightBotton {
 BACKGROUND: url(http://img.china.alibaba.com/images/unsort/module/picr_1.gif) no-repeat; FLOAT: left; MARGIN: 10px 1px; WIDTH: 15px; HEIGHT: 72px
}
.blk_18 .LeftBotton {
 BACKGROUND-POSITION: 0px 0px; MARGIN-LEFT: 5px
}
.blk_18 .RightBotton {
 BACKGROUND-POSITION: 0px -100px; MARGIN-LEFT: -1px
}
.blk_18 .LeftBotton:hover {
 BACKGROUND-POSITION: -20px 0px
}
.blk_18 .RightBotton:hover {
 BACKGROUND-POSITION: -20px -100px
}
.blk_18 .pl IMG {
 DISPLAY: block; MARGIN: 6px auto 1px; CURSOR: pointer; BORDER-TOP-STYLE: none; BORDER-RIGHT-STYLE: none; BORDER-LEFT-STYLE: none; BORDER-BOTTOM-STYLE: none
}
.blk_18 .pl {
 BORDER-RIGHT: #f3f3f3 1px solid; BORDER-TOP: #f3f3f3 1px solid; FLOAT: left; BORDER-LEFT: #f3f3f3 1px solid; WIDTH: 114px; LINE-HEIGHT: 24px; BORDER-BOTTOM: #f3f3f3 1px solid; TEXT-ALIGN: center; TEXT-DECORATION: underline
}
.blk_18 A.pl:hover {
 BORDER-RIGHT: #ff9900 1px solid; BORDER-TOP: #ff9900 1px solid; BACKGROUND: #fff; BORDER-LEFT: #ff9900 1px solid; COLOR: #ff9900; BORDER-BOTTOM: #ff9900 1px solid
}
.commu_cont3 {
 MARGIN: 9px 7px 7px; LINE-HEIGHT: 150%
}
.commu_cont3 UL {
 WIDTH: 188px
}
-->
</style>
</head>
<body>
<!-- picrotate_left start  -->
<DIV class=blk_18><A onmouseup=ISL_StopUp_1() class=LeftBotton 
onmousedown=ISL_GoUp_1() onmouseout=ISL_StopUp_1() href="javascript:void(0);" 
target=_self></A>
<DIV class=pcont id=ISL_Cont_1>
<DIV class=ScrCont>
<DIV id=List1_1><!-- piclist begin --><A class=pl 
href="http://info.china.alibaba.com/news/detail/v3000103-d1002527920.html" 
target=_blank><IMG height=72 alt=20-50元夏装抢疯 
src="http://www.baidu.com/img/baidu_logo.gif" width=96>美女小凡最新夏装</A><A class=pl 
href="http://info.china.alibaba.com/news/detail/v5000180-d1002468482.html" 
target=_blank><IMG height=72 alt=韩国人气小耳环 
src="http://www.baidu.com/img/baidu_logo.gif" width=96>韩国人气小耳环</A><A class=pl 
href="http://info.china.alibaba.com/news/detail/v9-d1002531301.html" 
target=_blank><IMG height=72 alt=3万6超值装修88平 
src="http://www.baidu.com/img/baidu_logo.gif" width=96>3万6超值装修88平</A><A class=pl 
href="http://info.china.alibaba.com/news/detail/v8-d1002530067.html" 
target=_blank><IMG height=72 alt=牛干巴敲开财富门 
src="http://www.baidu.com/img/baidu_logo.gif" width=96>牛干巴敲开财富门</A><A class=pl 
href="http://info.china.alibaba.com/news/detail/v5003519-d1002285304.html" 
target=_blank><IMG height=72 alt=4K至7K高性能本本 
src="http://www.baidu.com/img/baidu_logo.gif" width=96>4K至7K高性能本本</A><A class=pl 
href="http://info.china.alibaba.com/news/detail/v5001800-d1002511645.html" 
target=_blank><IMG height=72 alt=7万装修102平婚房 
src="http://www.baidu.com/img/baidu_logo.gif" width=96>7万装修102平婚房</A><A class=pl 
href="http://info.china.alibaba.com/news/detail/v5003463-d1002527336.html" 
target=_blank><IMG height=72 alt=最新小车节油为主 
src="http://www.baidu.com/img/baidu_logo.gif" width=96>最新小车节油为主</A><A class=pl 
href="http://info.china.alibaba.com/news/detail/v5003000-d1002505656.html" 
target=_blank><IMG height=72 alt="热门项目 BT烤翅" 
src="http://www.baidu.com/img/baidu_logo.gif" width=96>热门项目 BT烤翅</A><A class=pl 
href="http://info.china.alibaba.com/news/detail/v3000103-d1002421590.html" 
target=_blank><IMG height=72 alt=流行T恤+裤装 
src="http://www.baidu.com/img/baidu_logo.gif" width=96>要显瘦就这么穿！</A> <!-- piclist end --></DIV>
<DIV id=List2_1></DIV></DIV></DIV><A onmouseup=ISL_StopDown_1() 
class=RightBotton onmousedown=ISL_GoDown_1() onmouseout=ISL_StopDown_1() 
href="javascript:void(0);" target=_self></A></DIV>
<SCRIPT type=text/javascript>
<!--
picrun_ini()
//-->
</SCRIPT>
<!-- picrotate_left end -->
</body>
</html>

解决方案 »

  1.   

    会的左右不会上下，鬼才信！left right top botton
      

  2.   

    这是网上down的效果，想要这种能点击按钮上下滚动的效果
      

  3.   

    自己搞出来了，发出来给有需求的朋友！<html xmlns="http://www.w3.org/1999/xhtml"> 
    <head> 
    <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> 
    <title>图片 </title> 
    <script language="javascript"> 
    <!-- 
    //图片滚动列表 mengjia 070927 
    var Speed_1 = 10; //速度(毫秒) 
    var Space_1 = 20; //每次移动(px) 
    var PageWidth_1 = 116 * 3; //翻页宽度 
    var interval_1 = 7000; //翻页间隔 
    var fill_1 = 0; //整体移位 
    var MoveLock_1 = false; 
    var MoveTimeObj_1; 
    var MoveWay_1_updown="bottom"; 
    var Comp_1 = 0; 
    var AutoPlayObj_1=null; 
    function GetObj(objName){if(document.getElementById){return eval('document.getElementById("'+objName+'")')}else{return eval('document.all.'+objName)}} 
    function AutoPlay_1(){clearInterval(AutoPlayObj_1);AutoPlayObj_1=setInterval('ISL_GoDown_1_updown();ISL_StopDown_1_updown();',interval_1)} 
    function ISL_GoUp_1_updown(){if(MoveLock_1)return;clearInterval(AutoPlayObj_1);MoveLock_1=true;MoveWay_1_updown="top";MoveTimeObj_1=setInterval('ISL_ScrUp_1();',Speed_1);} 
    function ISL_StopUp_1_updown(){if(MoveWay_1_updown == "bottom"){return};clearInterval(MoveTimeObj_1);if((GetObj('ISL_Cont_1_updown').scrollTop-fill_1)%PageWidth_1!=0){Comp_1=fill_1-(GetObj('ISL_Cont_1_updown').scrollTop%PageWidth_1);CompScr_1()}else{MoveLock_1=false} 
    AutoPlay_1()} 
    function ISL_ScrUp_1(){if(GetObj('ISL_Cont_1_updown').scrollTop <=0){GetObj('ISL_Cont_1_updown').scrollTop=GetObj('ISL_Cont_1_updown').scrollTop+GetObj('List1_1_updown').offsetWidth} 
    GetObj('ISL_Cont_1_updown').scrollTop-=Space_1} 
    function ISL_GoDown_1_updown(){clearInterval(MoveTimeObj_1);if(MoveLock_1)return;clearInterval(AutoPlayObj_1);MoveLock_1=true;MoveWay_1_updown="bottom";ISL_ScrDown_1();MoveTimeObj_1=setInterval('ISL_ScrDown_1()',Speed_1)} 
    function ISL_StopDown_1_updown(){if(MoveWay_1_updown == "top"){return};clearInterval(MoveTimeObj_1);if(GetObj('ISL_Cont_1_updown').scrollTop%PageWidth_1-(fill_1>=0?fill_1:fill_1+1)!=0){Comp_1=PageWidth_1-GetObj('ISL_Cont_1_updown').scrollTop%PageWidth_1+fill_1;CompScr_1()}else{MoveLock_1=false} 
    AutoPlay_1()} 
    function ISL_ScrDown_1(){if(GetObj('ISL_Cont_1_updown').scrollTop>=GetObj('List1_1_updown').scrollWidth){GetObj('ISL_Cont_1_updown').scrollTop=GetObj('ISL_Cont_1_updown').scrollTop-GetObj('List1_1_updown').scrollWidth} 
    GetObj('ISL_Cont_1_updown').scrollTop+=Space_1} 
    function CompScr_1(){if(Comp_1==0){MoveLock_1=false;return} 
    var num,TempSpeed=Speed_1,TempSpace=Space_1;if(Math.abs(Comp_1) <PageWidth_1/2){TempSpace=Math.round(Math.abs(Comp_1/Space_1));if(TempSpace <1){TempSpace=1}} 
    if(Comp_1 <0){if(Comp_1 <-TempSpace){Comp_1+=TempSpace;num=TempSpace}else{num=-Comp_1;Comp_1=0} 
    GetObj('ISL_Cont_1_updown').scrollTop-=num;setTimeout('CompScr_1()',TempSpeed)}else{if(Comp_1>TempSpace){Comp_1-=TempSpace;num=TempSpace}else{num=Comp_1;Comp_1=0} 
    GetObj('ISL_Cont_1_updown').scrollTop+=num;setTimeout('CompScr_1()',TempSpeed)}} 
    function picrun_ini(){ 
    GetObj("List2_1_updown").innerHTML=GetObj("List1_1_updown").innerHTML; 
    GetObj('ISL_Cont_1_updown').scrollTop=fill_1>=0?fill_1:GetObj('List1_1_updown').scrollWidth-Math.abs(fill_1); 
    GetObj("ISL_Cont_1_updown").onmouseover=function(){clearInterval(AutoPlayObj_1)} 
    GetObj("ISL_Cont_1_updown").onmouseout=function(){AutoPlay_1()} 
    AutoPlay_1(); 
    } 
    //产品展示滚动图片结束 
    //--> 
    </script> 
    <style type="text/css"> 
    <!-- 
    BODY { 
    BORDER-TOP-WIDTH: 0px; BORDER-LEFT-WIDTH: 0px; FONT-SIZE: 12px; BORDER-BOTTOM-WIDTH: 0px; MARGIN: 0px; FONT-FAMILY: 宋体; BACKGROUND-COLOR: #fff; BORDER-RIGHT-WIDTH: 0px 
    } 
    .blk_updown { 
    BORDER-RIGHT: #e3e3e3 1px solid; BORDER-TOP: #e3e3e3 1px solid; MARGIN-TOP: 8px; FONT-SIZE: 12px; BACKGROUND: #f3f3f3; OVERFLOW: hidden; BORDER-LEFT: #e3e3e3 1px solid; WIDTH: 114px; height:370px; BORDER-BOTTOM: #e3e3e3 1px solid; ZOOM: 1 
    } 
    .blk_updown .pcont_updown { 
    FLOAT: left; OVERFLOW: hidden; WIDTH: 114px ; height:330px
    } 
    .blk_updown .ScrCont_updown { 
    height: 32766px; ZOOM: 1 
    } 
    .blk_updown #List1_1_updown { 
    FLOAT: left 
    } 
    .blk_updown #List2_1_updown { 
    FLOAT: left 
    } 
    .blk_updown .TopButton { 
    BACKGROUND: url(picr_1.gif) no-repeat; FLOAT: left; MARGIN: 1px 10px; WIDTH: 72px; HEIGHT: 15px 
    } 
    .blk_updown .BottomButton { 
    BACKGROUND: url(picr_1.gif) no-repeat; FLOAT: left; MARGIN: 1px 10px; WIDTH: 72px; HEIGHT: 15px 
    } 
    .blk_updown .TopButton { 
    BACKGROUND-POSITION: -100px 0px; MARGIN-top: 5px; margin-left:20px
    } 
    .blk_updown .BottomButton { 
    BACKGROUND-POSITION: 0px 0px; MARGIN-top: -5px; margin-left:20px
    } 
    .blk_updown .TopButton:hover { 
    BACKGROUND-POSITION: -100px -20px 
    } 
    .blk_updown .BottomButton:hover { 
    BACKGROUND-POSITION: 0px -20px 
    } 
    .blk_updown .pl IMG { 
    DISPLAY: block; MARGIN: 6px auto 1px; CURSOR: pointer; BORDER-TOP-STYLE: none; BORDER-RIGHT-STYLE: none; BORDER-LEFT-STYLE: none; BORDER-BOTTOM-STYLE: none 
    } 
    .blk_updown .pl { 
    BORDER-RIGHT: #f3f3f3 1px solid; BORDER-TOP: #f3f3f3 1px solid; FLOAT: left; BORDER-LEFT: #f3f3f3 1px solid; WIDTH: 114px; LINE-HEIGHT: 24px; BORDER-BOTTOM: #f3f3f3 1px solid; TEXT-ALIGN: center; TEXT-DECORATION: underline 
    } 
    .blk_updown A.pl:hover { 
    BORDER-RIGHT: #ff9900 1px solid; BORDER-TOP: #ff9900 1px solid; BACKGROUND: #fff; BORDER-LEFT: #ff9900 1px solid; COLOR: #ff9900; BORDER-BOTTOM: #ff9900 1px solid 
    } 
    --> 
    </style> 
    </head> 
    <body> 
    <!-- picrotate_left start  --> 
    <div class="blk_updown">
    <a onmouseup="ISL_StopUp_1_updown()" class="TopButton" onmousedown="ISL_GoUp_1_updown()" onmouseout="ISL_StopUp_1_updown()" href="javascript:void(0);" target="_self"></a>
    <div class="pcont_updown" id="ISL_Cont_1_updown">
    <div class="ScrCont_updown">
    <DIV id="List1_1_updown"> <!-- piclist begin --> <A class=pl 
    href="http://info.china.alibaba.com/news/detail/v3000103-d1002527920.html" 
    target=_blank> <IMG height=72 alt=20-50元夏装抢疯 
    src="http://www.baidu.com/img/baidu_logo.gif" width=96>美女小凡最新夏装 </A> <A class=pl 
    href="http://info.china.alibaba.com/news/detail/v5000180-d1002468482.html" 
    target=_blank> <IMG height=72 alt=韩国人气小耳环 
    src="http://www.baidu.com/img/baidu_logo.gif" width=96>韩国人气小耳环 </A> <A class=pl 
    href="http://info.china.alibaba.com/news/detail/v9-d1002531301.html" 
    target=_blank> <IMG height=72 alt=3万6超值装修88平 
    src="http://www.baidu.com/img/baidu_logo.gif" width=96>3万6超值装修88平 </A> <A class=pl 
    href="http://info.china.alibaba.com/news/detail/v8-d1002530067.html" 
    target=_blank> <IMG height=72 alt=牛干巴敲开财富门 
    src="http://www.baidu.com/img/baidu_logo.gif" width=96>牛干巴敲开财富门 </A> <A class=pl 
    href="http://info.china.alibaba.com/news/detail/v5003519-d1002285304.html" 
    target=_blank> <IMG height=72 alt=4K至7K高性能本本 
    src="http://www.baidu.com/img/baidu_logo.gif" width=96>4K至7K高性能本本 </A> <A class=pl 
    href="http://info.china.alibaba.com/news/detail/v5001800-d1002511645.html" 
    target=_blank> <IMG height=72 alt=7万装修102平婚房 
    src="http://www.baidu.com/img/baidu_logo.gif" width=96>7万装修102平婚房 </A> <A class=pl 
    href="http://info.china.alibaba.com/news/detail/v5003463-d1002527336.html" 
    target=_blank> <IMG height=72 alt=最新小车节油为主 
    src="http://www.baidu.com/img/baidu_logo.gif" width=96>最新小车节油为主 </A> <A class=pl 
    href="http://info.china.alibaba.com/news/detail/v5003000-d1002505656.html" 
    target=_blank> <IMG height=72 alt="热门项目 BT烤翅" 
    src="http://www.baidu.com/img/baidu_logo.gif" width=96>热门项目 BT烤翅 </A> <A class=pl 
    href="http://info.china.alibaba.com/news/detail/v3000103-d1002421590.html" 
    target=_blank> <IMG height=72 alt=流行T恤+裤装 
    src="http://www.baidu.com/img/baidu_logo.gif" width=96>要显瘦就这么穿！ </A> <!-- piclist end --> </DIV> 
    <div id="List2_1_updown"></div></div></div>
    <a onmouseup="ISL_StopDown_1_updown()" class="BottomButton" onmousedown="ISL_GoDown_1_updown()" onmouseout="ISL_StopDown_1_updown()" href="javascript:void(0);" target="_self"></a>
    </div>
    <SCRIPT type=text/javascript> 
    <!-- 
    picrun_ini() 
    //--> 
    </SCRIPT> 
    <!-- picrotate_left end --> 
    </body> 
    </html> 
      

  4.   

    把offsetWidth改成offsetHeight
    把scrollWidth改成scrollHeight
    就是把去宽度的改成取高度，这样才能准确上下滚动
      

  5.   

    http://topic.csdn.net/u/20091113/23/93d360ff-3b6f-4d4b-ac41-49d7b500d1f8.html