var photos=new Array();  //图像地址
var photolink= new Array();  //图像对应的链接地址
var photoalt= new Array();  //图片文字信息
var which=0;
var linkto=0;
var init=0;
//修改下面的图像地址和相应的链接
photos[0]="/uploads/Members/Ads/jxcy.jpg";
photos[1]="/uploads/Members/Ads/yzwl.gif";
photos[2]="/uploads/Members/Ads/ncgj.gif";
photos[3]="/uploads/Members/Ads/ecjtu.jpg";
photos[4]="/uploads/nc10101.jpg";
photos[5]="/uploads/nctlj/11.jpg";





photolink[0]="membersi/details.aspx?Mem_ID=64";
photolink[1]="membersi/details.aspx?Mem_ID=65";
photolink[2]="membersi/details.aspx?Mem_ID=75";
photolink[3]="membersi/details.aspx?Mem_ID=76";
photolink[4]="membersi/details.aspx?Mem_ID=132";
photolink[5]="membersi/details.aspx?Mem_ID=133";






photoalt[0]="江西长运股份有限公司";
photoalt[1]="江西省邮政物流有限公司 ";
photoalt[2]="南昌市公交总公司";
photoalt[3]="华东交通大学";
photoalt[4]="中铁集装箱运输有限责任公司南昌分公司";
photoalt[5]="南昌铁路局";





function applyeffect(){
    if (document.all){
        imgtoshow.filters.revealTrans.Transition=Math.floor(Math.random()*23);  //乘的这个数用来控制随机效果
        imgtoshow.filters.revealTrans.stop();
        imgtoshow.filters.revealTrans.apply();
}
}

function playeffect(){
    if (document.all)
        imgtoshow.filters.revealTrans.play();
}

function forward(){
    if (which<photos.length-1){
        which++;
        applyeffect();
        linkto=which;
        document.images.imgtoshow.src=photos[which];
        document.images.imgtoshow.alt=photoalt[which];
        playeffect();
    }
    else{
        ToFirst();
    }
}

function ToFirst(){
    which=0;
    applyeffect();
	linkto=which;
    document.images.imgtoshow.src=photos[which];
    document.images.imgtoshow.alt=photoalt[which];
    playeffect();
}

function gotolink(){
    window.open(photolink[linkto],null);
}

var speed=5000;
var MyMar=setInterval(forward,speed) ;      //用于循环显示
function start() {
	MyMar=setInterval(forward,speed);
	document.demo1.roll.value="停  止";
	}  //开始循环
function stop() {
	MyMar=clearInterval(MyMar);
	document.demo1.roll.value="开  始";
	}         //终止循环