﻿<!--//--><![CDATA[//><!--
//图片滚动列表 mengjia 080322
var Speed = 10; //速度(毫秒)
var Space = 15; //每次移动(px)
var PageWidth = 618; //翻页宽度
var fill = 0; //整体移位
var MoveLock = false;
var MoveWay = "right";
var MoveTimeObj;
var Comp = 0;
var AutoPlayObj = null;
var ISL_Pages = Math.floor(GetObj("List1").scrollWidth / PageWidth);
var ISL_Page = 1;
var GotoLock = false;
GetObj("List2").innerHTML = GetObj("List1").innerHTML;
GetObj('ISL_Cont').scrollLeft = fill >= 0 ? fill : GetObj('List1').scrollWidth - Math.abs(fill);
GetObj("ISL_Cont").onmouseover = function () {
    clearInterval(AutoPlayObj)
}
GetObj("ISL_Cont").onmouseout = function () {
    AutoPlay()
}
AutoPlay();
ISL_PageList();

function GetObj(objName) {
    if (document.getElementById) {
        return eval('document.getElementById("' + objName + '")')
    } else {
        return eval('document.all.' + objName)
    }
};

function AutoPlay() {
    clearInterval(AutoPlayObj);
    AutoPlayObj = setInterval('ISL_GoDown();ISL_StopDown();', 5000)
};

function ISL_PageList() {
    var I, i = "";
    for (I = 1; I <= ISL_Pages; I++) {
        i += "<img src='http://i1.sinaimg.cn/dy/deco/2008/0324/yocc080324img/news_mj_005.gif' class='" + (ISL_Page == I ? "dotItemOn" : "dotItem") + "' onclick='ISL_GotoPage(" + I + ")' alt='" + I + "页' />"
    };
    GetObj('dotList').innerHTML = i
};

function ISL_GotoPage(i) {
    if (MoveLock) return;
    MoveLock = true;
    GotoLock = true;
    Comp = (i - 1) * PageWidth - GetObj('ISL_Cont').scrollLeft;
    ISL_Page = i;
    ISL_PageList();
    clearInterval(AutoPlayObj);
    CompScr();
    AutoPlay()
};

function ISL_GoUp() {
    if (MoveLock) return;
    clearInterval(AutoPlayObj);
    MoveLock = true;
    MoveWay = "left";
    MoveTimeObj = setInterval('ISL_ScrUp();', Speed)
};

function ISL_StopUp() {
    if (GotoLock) {
        return
    };
    if (MoveWay == "right") {
        return
    };
    clearInterval(MoveTimeObj);
    if ((GetObj('ISL_Cont').scrollLeft - fill) % PageWidth != 0) {
        Comp = fill - (GetObj('ISL_Cont').scrollLeft % PageWidth);
        CompScr()
    } else {
        MoveLock = false
    };
    AutoPlay()
};

function ISL_ScrUp() {
    if (GetObj('ISL_Cont').scrollLeft <= 0) {
        GetObj('ISL_Cont').scrollLeft = GetObj('ISL_Cont').scrollLeft + GetObj('List1').offsetWidth
    };
    GetObj('ISL_Cont').scrollLeft -= Space
};

function ISL_GoDown() {
    clearInterval(MoveTimeObj);
    if (MoveLock) return;
    clearInterval(AutoPlayObj);
    MoveLock = true;
    MoveWay = "right";
    ISL_ScrDown();
    MoveTimeObj = setInterval('ISL_ScrDown()', Speed)
};

function ISL_StopDown() {
    if (GotoLock) {
        return
    };
    if (MoveWay == "left") {
        return
    };
    clearInterval(MoveTimeObj);
    if (GetObj('ISL_Cont').scrollLeft % PageWidth - (fill >= 0 ? fill : fill + 1) != 0) {
        Comp = PageWidth - GetObj('ISL_Cont').scrollLeft % PageWidth + fill;
        CompScr()
    } else {
        MoveLock = false
    };
    AutoPlay()
};

function ISL_ScrDown() {
    if (GetObj('ISL_Cont').scrollLeft >= GetObj('List1').scrollWidth) {
        GetObj('ISL_Cont').scrollLeft = GetObj('ISL_Cont').scrollLeft - GetObj('List1').scrollWidth
    };
    GetObj('ISL_Cont').scrollLeft += Space
};

function CompScr() {
    if (Comp == 0) {
        ISL_Page = Math.round((GetObj('ISL_Cont').scrollLeft - fill) / PageWidth) + 1;
        if (ISL_Page > ISL_Pages) {
            ISL_Page = 1
        };
        ISL_PageList();
        MoveLock = false;
        GotoLock = false;
        return
    };
    var num, TempSpeed = Speed,
        TempSpace = Space;
    if (Math.abs(Comp) < PageWidth / 5) {
        TempSpace = Math.round(Math.abs(Comp / 5));
        if (TempSpace < 1) {
            TempSpace = 1
        }
    };
    if (Comp < 0) {
        if (Comp < -TempSpace) {
            Comp += TempSpace;
            num = TempSpace
        } else {
            num = -Comp;
            Comp = 0
        };
        GetObj('ISL_Cont').scrollLeft -= num;
        setTimeout('CompScr()', TempSpeed)
    } else {
        if (Comp > TempSpace) {
            Comp -= TempSpace;
            num = TempSpace
        } else {
            num = Comp;
            Comp = 0
        };
        GetObj('ISL_Cont').scrollLeft += num;
        setTimeout('CompScr()', TempSpeed)
    }
}
//--><!]]>
