$(document).ready(function(){$("img").each(function(){var src=$(this).attr("src");$(this).attr("data-src",src);$(this).attr("src","");});$(window).scroll(function(){imageload();});imageload();});function imageload()
{var scrollTop=jQuery(window).scrollTop();var scrollBottom=scrollTop+jQuery(window).height();$("img[data-src]").each(function(){var position=$(this).position();if(position.top>scrollTop&&position.top<scrollBottom)
{var src=$(this).attr("data-src");$(this).removeAttr("data-src");$(this).attr("src",src);}});}