﻿//图片滚动列表 mengjia 070927
var Speed_2 = 10; //速度(毫秒)
var Space_2 = 20; //每次移动(px)
var PageWidth_2 = 182 * 5; //翻页宽度
var interval_2 = 5000; //翻页间隔
var fill_2 = 0; //整体移位
var MoveLock_2 = false;
var MoveTimeObj_2;
var MoveWay_2="right";
var Comp_2 = 0;
var AutoPlayObj_2=null;
function GetObj(objName){
    if(document.getElementById){
            return eval('document.getElementById("'+objName+'")')}else{return eval('document.all.'+objName)
        }
}
function AutoPlay_2()
{
    clearInterval(AutoPlayObj_2);
    AutoPlayObj_2=setInterval('ISL_GoDown_2();ISL_StopDown_2();',interval_2)
}
function ISL_GoUp_2()
{
    if(MoveLock_2)
        return;clearInterval(AutoPlayObj_2);
    
    MoveLock_2=true;
    MoveWay_2="left";
    MoveTimeObj_2=setInterval('ISL_ScrUp_2();',Speed_2);
}
function ISL_StopUp_2()
{
    if(MoveWay_2 == "right")
    {
        return
    };
    
    clearInterval(MoveTimeObj_2);
    
    if((GetObj('ISL_Cont_2').scrollLeft-fill_2)%PageWidth_2!=0)
    {   Comp_2=fill_2-(GetObj('ISL_Cont_2').scrollLeft%PageWidth_2);
        CompScr_2()}else{MoveLock_2=false
    }
    
    AutoPlay_2()
}
function ISL_ScrUp_2()
{
    //不足一页不滚动
    if(GetObj('List1_2').offsetWidth<=980)
    {
        return;
    }
    
    if(GetObj('ISL_Cont_2').scrollLeft<=0)
    {
        GetObj('ISL_Cont_2').scrollLeft=GetObj('ISL_Cont_2').scrollLeft+GetObj('List1_2').offsetWidth;
    }
    
    GetObj('ISL_Cont_2').scrollLeft-=Space_2;
}
function ISL_GoDown_2()
{
    clearInterval(MoveTimeObj_2);
    if(MoveLock_2)
        return;
        
    clearInterval(AutoPlayObj_2);
    MoveLock_2=true;
    MoveWay_2="right";
    ISL_ScrDown_2();
    MoveTimeObj_2=setInterval('ISL_ScrDown_2()',Speed_2);
}
function ISL_StopDown_2()
{
    if(MoveWay_2 == "left")
    {
        return
    };
    clearInterval(MoveTimeObj_2);
    
    if(GetObj('ISL_Cont_2').scrollLeft%PageWidth_2-(fill_2>=0?fill_2:fill_2+1)!=0)
    {
        Comp_2=PageWidth_2-GetObj('ISL_Cont_2').scrollLeft%PageWidth_2+fill_2;
        CompScr_2()}else{MoveLock_2=false;
    }
    
    AutoPlay_2();
}
function ISL_ScrDown_2()
{
    //不足一页不滚动
    if(GetObj('List1_2').offsetWidth<=980)
    {
        return;
    }
    var pageLen1 = GetObj('List1_2').scrollWidth-GetObj('ISL_Cont_2').scrollLeft;
    if(pageLen1<=980)
    {
        GetObj('ISL_Cont_2').scrollLeft=0;
        return;
    }
    
    if(GetObj('ISL_Cont_2').scrollLeft>=GetObj('List1_2').scrollWidth)
    {
        GetObj('ISL_Cont_2').scrollLeft=GetObj('ISL_Cont_2').scrollLeft-GetObj('List1_2').scrollWidth;
    }
    GetObj('ISL_Cont_2').scrollLeft+=Space_2;
}
function CompScr_2()
{
    if(Comp_2==0)
    {
        MoveLock_2=false;
        return;
    }
    var num,TempSpeed=Speed_2,TempSpace=Space_2;
    if(Math.abs(Comp_2)<PageWidth_2/2)
    {
        TempSpace=Math.round(Math.abs(Comp_2/Space_2));
        if(TempSpace<1){TempSpace=1}
    }
    if(Comp_2<0)
    {
        if(Comp_2<-TempSpace)
        {
            Comp_2+=TempSpace;
            num=TempSpace;
        }
        else
        {
            num=-Comp_2;Comp_2=0
        }
        
        GetObj('ISL_Cont_2').scrollLeft-=num;setTimeout('CompScr_2()',TempSpeed)
    }
    else
    {
        if(Comp_2>TempSpace)
        {
            Comp_2-=TempSpace;
            num=TempSpace;
        }
        else
        {
            num=Comp_2;
            Comp_2=0;
        }
        GetObj('ISL_Cont_2').scrollLeft+=num;setTimeout('CompScr_2()',TempSpeed)
    }
}
function picrun_ini2()
{
    //GetObj("List2_2").innerHTML=GetObj("List1_2").innerHTML;
    GetObj('ISL_Cont_2').scrollLeft=fill_2>=0?fill_2:GetObj('List1_2').scrollWidth-Math.abs(fill_2);
    GetObj("ISL_Cont_2").onmouseover=function(){clearInterval(AutoPlayObj_2)}
    GetObj("ISL_Cont_2").onmouseout=function(){AutoPlay_2()}
    AutoPlay_2();
}

