// JScript 文件
//if(window.screen.width>953);
//document.body.style.marginLeft=(window.screen.width-953)/2+"px";
function clearinput()
{
    document.getElementById("tbUsr").value="";
    document.getElementById("tbPwd").value="";
}

function chkInput()
{
    var eles=new Array();
    eles[0]=new Array("tbUsr","请输入用户名！");
    eles[1]=new Array("tbPwd","请输入密码！");
    for(i=0;i<eles.length;i++)
    {
        if(document.getElementById(eles[i][0]).value.replace(/(^\s*)|(\s*$)/g,"")=="")
        {
            document.getElementById(eles[i][0]).value="";
            document.getElementById(eles[i][0]).focus();
            alert(eles[i][1]);
            return false;
        }
    }
    
    return true;
}


function showtable(index)
{
    for(i=0;i<6;i++)
    {
        document.getElementById("mid"+i).className="mouseout";
        document.getElementById("disp"+i).className="switchhidden";
    }
    document.getElementById("mid"+index).className="mouseover";
    document.getElementById("disp"+index).className="switchshow";
}

    /************************banner图片及链接**************************/
    var imgs=new Array();
    imgs[0]=new Array("bannerph/JDZH2.jpg","production/hmappmng.aspx");
    imgs[1]=new Array("bannerph/05.jpg","production/mtnnetitp.aspx");
    imgs[2]=new Array("bannerph/01.jpg","production/hmappmtn.aspx");
    //imgs[3]=new Array("bannerph/02.jpg","production/mtnnet.aspx");
    imgs[3]=new Array("bannerph/03.jpg","");
    imgs[4]=new Array("bannerph/04.jpg","");
    /************************banner图片及链接**************************/
    var hrefs="";
    for(i=0;i<imgs.length;i++)
    {
        hrefs+="&nbsp;<a id='sa"+i+"' href='javascript:startroll("+i+")' onmouseover='startroll("+i+")' class='scrollmenu'>&nbsp;"+(i+1)+"&nbsp;</a>";
    }
    hrefs+="&nbsp;";
    document.getElementById("scrollmenu").innerHTML=hrefs;
    document.getElementById("sa0").className="scrnow";
    var k=1;
    var tt;
    var ta;
    var lastspot=0;
    function startroll()
    {   
        if(arguments.length>0)
        {
            k=arguments[0];
        }
        if(k!=lastspot)
        {
            window.clearInterval(ta);
            window.clearInterval(tt);
            var ic=document.getElementById("imgr");
            var ih=document.getElementById("imgsrc");

//            document.getElementById("sa"+lastspot).className="scrollmenu";
//            document.getElementById("sa"+k).className="scrnow";
            setNow(k);
            lastspot=k;
            setalpha(5);
        }else
        {k=(lastspot+1)%imgs.length;window.clearInterval(tt);tt=setTimeout("startroll()",5000);}
    }
    var opacity=0;
    function setalpha(numi)
    {
        var cv=document.getElementById("cover");
        opacity=opacity+numi;
        if(document.all){
        if(cv.filters && cv.filters.Alpha) cv.filters.Alpha.opacity = opacity;
        }else if(navigator.userAgent.indexOf("Firefox")>0){
        cv.style.MozOpacity = ((opacity >= 100)? 100:opacity) / 100;
        }else{cv.style.opacity=((opacity >= 100)? 100:opacity) / 100;}
        if(opacity>0&&opacity<100)
        {
            ta=setTimeout("setalpha("+numi+")",10);
        }else if(opacity>=100)
        {
            opacity=100;
            document.getElementById("imgr").src=imgs[k][0];
            if(imgs[k][1]!=null&&imgs[k][1]!="")
            {
                document.getElementById("imgsrc").href=imgs[k][1];
            }else
            {
                document.getElementById("imgsrc").href="javascript:void(0);";
            }
            ta=setTimeout("setalpha(-5)",10);
            
            lastspot=k;
            k=(k+1)%imgs.length;
        }else if(opacity<=0)
        {
            opacity=0;
            window.clearInterval(ta);
            window.clearInterval(tt);
            tt=setTimeout("startroll()",5000);
        }
    }
    function setNow(index)
    {
        for(i=0;i<imgs.length;i++)
        {
            document.getElementById("sa"+i).className="scrollmenu";
        }
        document.getElementById("sa"+index).className="scrnow";
    }
    document.getElementById("imgr").src=imgs[0][0];
    if(imgs[0][1]!=null&&imgs[0][1]!="")
    {
        document.getElementById("imgsrc").href=imgs[0][1];
    }else
    {
        document.getElementById("imgsrc").href="javascript:void(0);";
    }
    setTimeout("startroll()",5000);
subonscreen("newstable",150,0);
subonscreen("tusrtable",150,0);
subonscreen("solutiontable",150,0);