MxWeiXinPF.Web/obj/Release/Package/PackageTmp/weixin/albums/js/jquery.lazyload.js

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(function($) {
    $.fn.lazyload = function(options) {
        var settings = {
            threshold: 0,
            failurelimit: 0,
            event: "scroll",
            effect: "show",
            container: window
        };
        if (options) {
            $.extend(settings, options)
        }
        var elements = this;
        if ("scroll" == settings.event) {
            $(settings.container).bind("scroll", 
            function(event) {
                var counter = 0;
                elements.each(function() {
                    if (!$.belowthefold(this, settings) && !$.rightoffold(this, settings)) {
                        $(this).trigger("appear")
                    } else {
                        if (counter++>settings.failurelimit) {
                            return false
                        }
                    }
                });
                var temp = $.grep(elements, 
                function(element) {
                    return ! element.loaded
                });
                elements = $(temp)
            })
        }
        return this.each(function() {
            var self = this;
           // $(self).attr("original", $(self).attr("src"));
            if ("scroll" != settings.event || $.belowthefold(self, settings) || $.rightoffold(self, settings)) {
                if (settings.placeholder) {
                    $(self).attr("src", settings.placeholder)
                } else {
                    $(self).removeAttr("src")
                }
                self.loaded = false
            } else {
		$(self).attr("src", $(self).attr("original"));
                self.loaded = true
            }
            $(self).one("appear", 
            function() {
                if (!this.loaded) {
                    $("<img />").bind("load", 
                    function() {
                        $(self).hide().attr("src", $(self).attr("original"))[settings.effect](settings.effectspeed);
                        self.loaded = true
                    }).attr("src", $(self).attr("original"))
                }
            });
            if ("scroll" != settings.event) {
                $(self).bind(settings.event, 
                function(event) {
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