js按钮图片滚动效果

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=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://www.webkey.cn/upload/remot2008/20081110203749628.gif) no-repeat ;  FLOAT :  left ;  MARGIN :  10px 1px ;  WIDTH :  15px ;  HEIGHT :  72px
}
.blk_18 .RightBotton  {
BACKGROUND :  url(http://www.webkey.cn/upload/remot2008/20081110203749628.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.webkey.cn/upload/remot2008/20081110203750793.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.webkey.cn/upload/remot2008/20081110203750793.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.webkey.cn/upload/remot2008/20081110203750793.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.webkey.cn/upload/remot2008/20081110203750793.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.webkey.cn/upload/remot2008/20081110203750793.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.webkey.cn/upload/remot2008/20081110203750793.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.webkey.cn/upload/remot2008/20081110203750793.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.webkey.cn/upload/remot2008/20081110203750793.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.webkey.cn/upload/remot2008/20081110203750793.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 >