www.gusucode.com > 机械体育运动健身器材营销类企业网站织梦模板（demo61） > 机械体育运动健身器材营销类企业网站织梦模板（demo61）/www3/skin/js/lazyload.me.js

     imgload();
   $(window).scroll(function (){setTimeout(function (){imgload();},200); });
   //window.onscroll=(function (){setTimeout(function (){imgload();},200); });
    function imgload()
    {
        var offsetPage = window.pageYOffset ? window.pageYOffset : window.document.documentElement.scrollTop;
        var offsetWindow = offsetPage + Number(window.innerHeight ? window.innerHeight : document.documentElement.clientHeight);
        var imgarr=document.images;
        for(var i=0;i<imgarr.length;i++)
        {
            if(imgarr[i]){
            postPage = imgarr[i].getBoundingClientRect().top + window.document.documentElement.scrollTop + window.document.body.scrollTop; 
            postWindow = postPage + Number(imgarr[i].height);
     
               if (imgarr[i].src!=imgarr[i].getAttribute("_src") &&((postPage > offsetPage && postPage < offsetWindow) || (postWindow > offsetPage && postWindow < offsetWindow))) {
                   
                   if(imgarr[i].getAttribute("_src")!=null && imgarr[i].getAttribute("_src")!=undefined){
                       var _img=new Image();
                       _img.src=imgarr[i].getAttribute("_src");
                       //imgarr[i].height="200";
                       imgarr[i].src=_img.src;
                   }
                }else{
                    continue;
                }
            }
        }
    }