辽宁省交通高等专科学校道路与桥梁工程系

var u_u12_imgs = new VsbPreloadImgArray(); //初始化图片

function u_u12_init_img()
{

u_u12_imgs.addImg(“\/local\/3\/94\/FA\/07C3753377E495D8AC509F46E60_395D966E_1FCD7.gif”, “0”, u_u12_onimgload); u_u12_imgs.addImg(“\/local\/9\/E7\/CC\/F57E56E2F7C3896D0259A80592A_13DED2EE_C13A.jpg?e=.jpg”, “1”, u_u12_onimgload); u_u12_imgs.addImg(“\/local\/F\/3C\/78\/766A5076CD8615718DE5358670B_97135964_C94E.jpg”, “2”, u_u12_onimgload); u_u12_imgs.addImg(“\/local\/E\/FC\/6F\/6017A8670BDFC48AD408A933E64_A97C47DF_C532.jpg?e=.jpg”, “3”, u_u12_onimgload); u_u12_imgs.addImg(“\/local\/0\/F9\/2E\/1749AF94DE84A9A5AA5E4A554CD_59181C67_98D4.jpg”, “4”, u_u12_onimgload); u_u12_imgs.addImg(“\/local\/6\/A1\/41\/B896F35061083C814600D3C204B_F520939D_319BB.gif?e=.gif”, “5”, u_u12_onimgload); u_u12_imgs.addImg(“\/local\/3\/4F\/AA\/85EC96505E6E85B7085A1F5C40F_1AEF34C5_AD1E.jpg”, “6”, u_u12_onimgload); u_u12_imgs.addImg(“\/local\/6\/66\/B4\/E7686A739970B600CF18E597D1C_45C53533_9FC1.jpg?e=.jpg”, “7”, u_u12_onimgload); u_u12_imgs.addImg(“\/local\/3\/C3\/FD\/C64C44F7A753991994A6DB9CCB9_A8DB49E7_8FA8.jpg”, “8”, u_u12_onimgload); u_u12_imgs.addImg(“\/local\/3\/94\/FA\/07C3753377E495D8AC509F46E60_395D966E_1FCD7.gif?e=.gif”, “9”, u_u12_onimgload); }

function u_u12_onimgload(img, imgid)
{
    var imgobjs = document.getElementsByName(&#34;u_u12_img&#34;);
    var imgindex = new Number(imgid);

img.showImg(imgobjs[imgindex], 167, 128, true, true, false);

    img.showImg(imgobjs[imgindex+ 10], 167, 128, true, true, false);
}

var u_u12_MyMar;

var u_u12_speed3;
var u_u12_move = true;
var u_u12_movenum = 0;
var u_u12_pos = null; //td位置组

function u_u12_initpos()

{
    u_u12_pos = new Array();

var tds1 = document.getElementById(“u_u12_demo1”).children[0].rows[0].cells; for(var i = 0 ;i < tds1.length; i++)

    {
        u_u12_pos[u_u12_pos.length] = tds1[i].offsetLeft;
    }

var tds2 = document.getElementById(“u_u12_demo2”).children[0].rows[0].cells;

    var tds2offset = document.getElementById(&#34;u_u12_demo2&#34;).offsetLeft;
    for(var i = 0 ;i &lt; tds2.length; i++)
    {
        u_u12_pos[u_u12_pos.length] = tds2[i].offsetLeft + tds2offset;
    }
}
function u_u12_getpos(scrollpos)
{
    for(var i = 0; i &lt; u_u12_pos.length; i++)
    {
        if(scrollpos &lt; u_u12_pos[i])
            return i-1;
    }
}

function u_u12_Marquee()

{
    try 
    { 
        if(!u_u12_move)
            return;

var demoobj = document.getElementById(“u_u12_demo”);

        var demo1obj = document.getElementById(&#34;u_u12_demo1&#34;);
        //滚动步长
        var scrollstep = 2

//当前位置

        var oldscrollLeft = demoobj.scrollLeft;

//更新后的位置, 已考虑过回滚

        var newscrollLeft = (oldscrollLeft + scrollstep)%demo1obj.scrollWidth;

demoobj.scrollLeft = newscrollLeft; }

    catch(e) 
    { 
    } 
} 
function u_u12_clearInterval()
{
    clearInterval(u_u12_MyMar);
}

function u_u12_setInterval()

{
    u_u12_MyMar = setInterval(u_u12_Marquee,u_u12_speed3);
}

function u_u12_stopmove()

{
    u_u12_move = false;
}
function u_u12_startmove()
{
    u_u12_move = true;
}

function u_u12_init()

{
    u_u12_speed3 = 50;
    if(u_u12_speed3 &lt; 1)
    {
        u_u12_speed3 = 1;
    }

document.getElementById(“u_u12_demo”).onmouseover = u_u12_stopmove;

    document.getElementById(&#34;u_u12_demo&#34;).onmouseout = u_u12_startmove;
    document.getElementById(&#34;u_u12_demo2&#34;).innerHTML = document.getElementById(&#34;u_u12_demo1&#34;).innerHTML;

u_u12_init_img(); u_u12_setInterval(); } u_u12_init();