var counts = 4;
//大图and链接地址//
var bigimg = new array();
var linkurl = new array();
bigimg[0] = '/content/homepage/imgs/homepage/ebanner.jpg';
linkurl[0] = "";
bigimg[1] = '/content/homepage/imgs/homepage/ebannerone.jpg';
linkurl[1] = "";
bigimg[2] = '/content/homepage/imgs/homepage/ebannertwoe.jpg';
linkurl[2] = "";
bigimg[3] = '/content/homepage/imgs/homepage/ebannersam.jpg';
linkurl[3] = "";

//节日替换图(覆盖前值)
//bigimg[0] = 'http://www.bangjianzhan.com/main/holidayres/newyear2014.jpg'; bigimg[2] = bigimg[0];
//bigimg[1] = 'http://www.bangjianzhan.com/main/holidayres/newyear2012.jpg'; bigimg[3] = bigimg[1];


var smallimg = new array();
//小图
smallimg[0] = '/content/homepage/imgs/homepage/cha1.gif';
smallimg[1] = '/content/homepage/imgs/homepage/cha2.gif';
smallimg[2] = '/content/homepage/imgs/homepage/cha3.gif';
smallimg[3] = '/content/homepage/imgs/homepage/cha4.gif';

////
var nn = 1;
var key = 0;
function change_img() {
    if (key == 0) {
        key = 1;
    }
    else if (document.all) {
        document.getelementbyid("v_pic").filters[0].apply();
        document.getelementbyid("v_pic").filters[0].play(duration = 2);
    }
    document.getelementbyid("v_pic").src = bigimg[nn - 1];
    if (linkurl[nn - 1] == "") {
        document.getelementbyid("v_url").style.cursor = "default";
    }
    else {
        document.getelementbyid("v_url").href = linkurl[nn - 1];
        document.getelementbyid("v_url").target = "_blank";
        document.getelementbyid("v_url").style.cursor = "pointer";
    }
    for (var i = 1; i <= counts; i++) {
        document.getelementbyid("xxjdjj" + i).classname = 'axx';
    }
    document.getelementbyid("xxjdjj" + nn).classname = 'bxx';
    nn++;
    if (nn > counts) {
        nn = 1;
    }
    tt = settimeout('change_img()', 5000); //延迟10秒。
}
function changeimg(n) {
    nn = n;
    window.clearinterval(tt);
    change_img();
}
function imageshow() {
    document.write('<div class="picshow_main">');
    document.write('<div><a id="v_url"><img id="v_pic" border="0" class="imgbig" /></a></div>');
    document.write('<div class="picshow_change">');
    for (var i = 0; i < counts; i++) {
        document.write('<a href="javascript:changeimg(' + (i + 1)
                         + ');" id="xxjdjj' + (i + 1)
                         + '" class="axx" target="_self"><img src="' + smallimg[i]
                         + '"></a>');
    }
    document.write('</div></div>');
    change_img();
}