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- jQuery.fn.extend({delayLoading:function(a){a=jQuery.extend({defaultImg:"",errorImg:"",imgSrcAttr:"src",setImg:"originalSrc",beforehand:0,event:"scroll",duration:"normal",container:window,success:function(){},error:function(){}},a||{});if(a.errorImg===undefined||a.errorImg===null||a.errorImg===""){a.errorImg=a.defaultImg}var e=$(this);$("img["+a.imgSrcAttr+"]").each(function(){$(this).attr(a.setImg,$(this).attr(a.imgSrcAttr));$(this).attr("src",a.defaultImg)});function g(d){var b,c;if(a.container===undefined||a.container===window){b=$(window).scrollTop();c=$(window).height()+$(window).scrollTop()}else{b=$(a.container).offset().top;c=$(a.container).offset().top+$(a.container).height()}return d.offset().top+d.height()+a.beforehand>=b&&c>=d.offset().top-a.beforehand}function h(d){var b,c;if(a.container===undefined||a.container===window){b=$(window).scrollLeft();c=$(window).width()+$(window).scrollLeft()}else{b=$(a.container).offset().left;c=$(a.container).offset().left+$(a.container).width()}return d.offset().left+d.width()+a.beforehand>=b&&c>=d.offset().left-a.beforehand}function f(){e.filter("img["+a.setImg+"]").each(function(d,b){if($(b).attr(a.setImg)!==undefined&&$(b).attr(a.setImg)!==null&&$(b).attr(a.setImg)!==""&&g($(b))&&h($(b))){var c=new Image;c.onload=function(){$(b).attr("src",c.src);a.duration!==0&&$(b).hide().fadeIn(a.duration);$(b).removeAttr(a.setImg);a.success($(b))};c.onerror=function(){$(b).attr("src",a.errorImg);$(b).removeAttr(a.setImg);a.error($(b))};c.src=$(b).attr(a.setImg)}})}f();$(a.container).bind(a.event,function(){f()})}});
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