$("<img/>").attr("src", path).load(function(){
    console.log('点击888888');
    alert('!!!!!!!!!!!!!!!!!!!!!!!!!!')
    var windowW = $(window).width();        //获取当前窗口宽度
    var windowH = $(window).height();       //获取当前窗口高度
    var realWidth = this.width;     //获取图片真实宽度
    var realHeight = this.height;       //获取图片真实高度
    var imgWidth, imgHeight;
    var scale = 0.8;        //缩放尺寸，当图片真实宽度和高度大于窗口宽度和高度时进行缩放

    if(realHeight > windowH * scale) {  //判断图片高度
        console.log('点击999999');
        imgHeight = windowH * scale;  //如大于窗口高度，图片高度进行缩放
        imgWidth = imgHeight / realHeight * realWidth;  //等比例缩放宽度
        if(imgWidth > windowW * scale) {    //如宽度扔大于窗口宽度
            imgWidth = windowW * scale;   //再对宽度进行缩放
        }
    } else if(realWidth > windowW * scale) {    //如图片高度合适，判断图片宽度
        imgWidth = windowW * scale;       //如大于窗口宽度，图片宽度进行缩放
        imgHeight = imgWidth / realWidth * realHeight;  //等比例缩放高度
    } else {    //如果图片真实高度和宽度都符合要求，高宽不变
        imgWidth = realWidth;
        imgHeight = realHeight;
    }
    $(bigimg).css("width",imgWidth);    //以最终的宽度对图片缩放
    var w = (windowW-imgWidth)/2;   //计算图片与窗口左边距
    var h = (windowH-imgHeight)/2;  //计算图片与窗口上边距
    $(innerdiv).css({"top":h, "left":w});   //设置#innerdiv的top和left属性
    $(outerdiv).fadeIn("fast"); //淡入显示#outerdiv及.pimg
});