预下载图片，避免图片闪烁

//预下载图片，避免图片闪烁

var imgar = [];

$(function () {

imgar[1] = new Image();

imgar[1].src = "/images/product/yonghudenglu.png";

imgar[1].onload = function () {

this.width = 350;

this.height = 650;

}

})

function onmove(obj) {

var ss = $(obj).attr("class");

if (ss == "lb01") {

$(".rightPhoto").css("background-image", "url('/images/product/yonghudenglu.png')");

}

else if (ss == "lb02") {

$(".rightPhoto").css("background-image", "url('/images/product/yonghuzhuce.png')");

}

else if (ss == "lb03") {

$(".rightPhoto").css("background-image", "url('/images/product/xinxibiangeng.png')");

}

else if (ss == "lb04") {

$(".rightPhoto").css("background-image", "url('/images/product/zhifuxitong.png')");

}

else if (ss == "lb05") {

$(".rightPhoto").css("background-image", "url('/images/product/dengluyichang.png')");

}

else if (ss == "lb06") {

$(".rightPhoto").css("background-image", "url('/images/product/huodongqueren.png')");

}

else if (ss == "lb07") {

$(".rightPhoto").css("background-image", "url('/images/product/wagnjimima.png')");

}

}