//slide

var ie = (navigator.appVersion.indexOf("MSIE") != -1); //IE 
var ff = (navigator.userAgent.indexOf("Firefox") != -1); //Firefox

function movieL_div(obj) {
    if (ie) {
        obj.scrollLeft = obj.scrollLeft - 10;
    }
    else if (ff) {
    obj.scrollLeft = obj.scrollLeft - 10;
    }
}

function movieR_div(obj) {
    if (ie) {
        obj.scrollLeft = obj.scrollLeft + 10;
    }
    else if (ff) {
    obj.scrollLeft = obj.scrollLeft + 10;
    }

}

var way;
function clickLeftButton(div_bg, div_img) {
    if (ie) {
        way = setInterval("movieL_div(Cont)", 10);
        div_bg.style.backgroundImage = div_img;
    }
    else if (ff) {
    way = setInterval("document.getElementById('Cont').scrollLeft -= 10", 10); //FF不能执行第一个参数(如果是方法的话),只能在这里实现功能。
    div_bg.style.backgroundImage = div_img;
    }
}
function outclickLeftButton(div_bg, div_img) {
    clearInterval(way);
    div_bg.style.backgroundImage = div_img;
}

function clickRightButton(div_bg,div_img) {
    if (ie) {
        way = setInterval("movieR_div(Cont)", 10);
        div_bg.style.backgroundImage = div_img;
    }
    else if (ff) {
    way = setInterval("document.getElementById('Cont').scrollLeft += 10", 10);
    div_bg.style.backgroundImage = div_img;
    }
}

function outclickRightButton(div_bg, div_img) {
    clearInterval(way);
    div_bg.style.backgroundImage = div_img;
}