https://www.chinadaily.com.cn/js/2017/scroll2.js

1var Speed_1 = 20; //速度(毫秒)
2var Space_1 = 20; //每次移动(px)
3var PageWidth_1 = 167; //翻页宽度
4var interval_1 = 5000; //翻页间隔时间
5var fill_1 = 0; //整体移位
6var MoveLock_1 = false;
7var MoveTimeObj_1;
8var MoveWay_1="right";
9var Comp_1 = 0;
10var AutoPlayObj_1=null;
11function GetObj(objName){if(document.getElementById){return eval('document.getElementById("'+objName+'")')}else{return eval('document.all.'+objName)}}
12function AutoPlay_1(){clearInterval(AutoPlayObj_1);AutoPlayObj_1=setInterval('ISL_GoDown_1();ISL_StopDown_1();',interval_1)}
13function ISL_GoUp_1(){if(MoveLock_1)return;clearInterval(AutoPlayObj_1);MoveLock_1=true;MoveWay_1="left";MoveTimeObj_1=setInterval('ISL_ScrUp_1();',Speed_1);}
14function 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}
15AutoPlay_1()}
16function ISL_ScrUp_1(){if(GetObj('ISL_Cont_1').scrollLeft<=0){GetObj('ISL_Cont_1').scrollLeft=GetObj('ISL_Cont_1').scrollLeft+GetObj('list1_1').offsetWidth}
17GetObj('ISL_Cont_1').scrollLeft-=Space_1}
18function 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)}
19function 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}
20AutoPlay_1()}
21function 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}
22GetObj('ISL_Cont_1').scrollLeft+=Space_1}
23function CompScr_1(){if(Comp_1==0){MoveLock_1=false;return}
24var 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}}
25if(Comp_1<0){if(Comp_1<-TempSpace){Comp_1+=TempSpace;num=TempSpace}else{num=-Comp_1;Comp_1=0}
26GetObj('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}
27GetObj('ISL_Cont_1').scrollLeft+=num;setTimeout('CompScr_1()',TempSpeed)}}
28function picrun_ini(){
29GetObj("list2_1").innerHTML=GetObj("list1_1").innerHTML;
30GetObj('ISL_Cont_1').scrollLeft=fill_1>=0?fill_1:GetObj('list1_1').scrollWidth-Math.abs(fill_1);
31GetObj("ISL_Cont_1").onmouseover=function(){clearInterval(AutoPlayObj_1)}
32GetObj("ISL_Cont_1").onmouseout=function(){AutoPlay_1()}
33AutoPlay_1();
34}// JavaScript Document