YUI.add("base-core",function(e,t){function v(e){this._BaseInvoked||(this._BaseInvoked=!0,this._initBase(e))}var n=e.Object,r=e.Lang,i=".",s="initialized",o="destroyed",u="initializer",a="value",f=Object.prototype.constructor,l="deep",c="shallow",h="destructor",p=e.AttributeCore,d=function(e,t,n){var r;for(r in t)n[r]&&(e[r]=t[r]);return e};v._ATTR_CFG=p._ATTR_CFG.concat("cloneDefaultValue"),v._NON_ATTRS_CFG=["plugins"],v.NAME="baseCore",v.ATTRS={initialized:{readOnly:!0,value:!1},destroyed:{readOnly:!0,value:!1}},v.modifyAttrs=function(t,n){typeof t!="function"&&(n=t,t=this);var r,i,s;r=t.ATTRS||(t.ATTRS={});if(n){t._CACHED_CLASS_DATA=null;for(s in n)n.hasOwnProperty(s)&&(i=r[s]||(r[s]={}),e.mix(i,n[s],!0))}},v.prototype={_initBase:function(t){e.stamp(this),this._initAttribute(t);var n=e.Plugin&&e.Plugin.Host;this._initPlugins&&n&&n.call(this),this._lazyAddAttrs!==!1&&(this._lazyAddAttrs=!0),this.name=this.constructor.NAME,this.init.apply(this,arguments)},_initAttribute:function(){p.call(this)},init:function(e){return this._baseInit(e),this},_baseInit:function(e){this._initHierarchy(e),this._initPlugins&&this._initPlugins(e),this._set(s,!0)},destroy:function(){return this._baseDestroy(),this},_baseDestroy:function(){this._destroyPlugins&&this._destroyPlugins(),this._destroyHierarchy(),this._set(o,!0)},_getClasses:function(){return this._classes||this._initHierarchyData(),this._classes},_getAttrCfgs:function(){return this._attrs||this._initHierarchyData(),this._attrs},_getInstanceAttrCfgs:function(e){var t={},r,i,s,o,u,a,f,l=e._subAttrs,c=this._attrCfgHash();for(a in e)if(e.hasOwnProperty(a)&&a!=="_subAttrs"){f=e[a],r=t[a]=d({},f,c),i=r.value,i&&typeof i=="object"&&this._cloneDefaultValue(a,r);if(l&&l.hasOwnProperty(a)){o=e._subAttrs[a];for(u in o)s=o[u],s.path&&n.setValue(r.value,s.path,s.value)}}return t},_filterAdHocAttrs:function(e,t){var n,r=this._nonAttrs,i;if(t){n={};for(i in t)!e[i]&&!r[i]&&t.hasOwnProperty(i)&&(n[i]={value:t[i]})}return n},_initHierarchyData:function(){var e=this.constructor,t=e._CACHED_CLASS_DATA,n,r,i,s,o,u=!e._ATTR_CFG_HASH,a,f={},l=[],c=[];n=e;if(!t){while(n){l[l.length]=n,n.ATTRS&&(c[c.length]=n.ATTRS);if(u){s=n._ATTR_CFG,o=o||{};if(s)for(r=0,i=s.length;r<i;r+=1)o[s[r]]=!0}a=n._NON_ATTRS_CFG;if(a)for(r=0,i=a.length;r<i;r++)f[a[r]]=!0;n=n.superclass?n.superclass.constructor:null}u&&(e._ATTR_CFG_HASH=o),t=e._CACHED_CLASS_DATA={classes:l,nonAttrs:f,attrs:this._aggregateAttrs(c)}}this._classes=t.classes,this._attrs=t.attrs,this._nonAttrs=t.nonAttrs},_attrCfgHash:function(){return this.constructor._ATTR_CFG_HASH},_cloneDefaultValue:function(t,n){var i=n.value,s=n.cloneDefaultValue;s===l||s===!0?n.value=e.clone(i):s===c?n.value=e.merge(i):s===undefined&&(f===i.constructor||r.isArray(i))&&(n.value=e.clone(i))},_aggregateAttrs:function(e){var t,n,r,s,o,u,f=this._attrCfgHash(),l,c={};if(e)for(u=e.length-1;u>=0;--u){n=e[u];for(t in n)n.hasOwnProperty(t)&&(s=d({},n[t],f),o=null,t.indexOf(i)!==-1&&(o=t.split(i),t=o.shift()),l=c[t],o&&l&&l.value?(r=c._subAttrs,r||(r=c._subAttrs={}),r[t]||(r[t]={}),r[t][o.join(i)]={value:s.value,path:o}):o||(l?(l.valueFn&&a in s&&(l.valueFn=null),d(l,s,f)):c[t]=s))}return c},_initHierarchy:function(e){var t=this._lazyAddAttrs,n,r,i,s,o,a,f,l,c,h,p,d=[],v=this._getClasses(),m=this._getAttrCfgs(),g=v.length-1;for(o=g;o>=0;o--){n=v[o],r=n.prototype,h=n._yuibuild&&n._yuibuild.exts,r.hasOwnProperty(u)&&(d[d.length]=r.initializer);if(h)for(a=0,f=h.length;a<f;a++)l=h[a],l.apply(this,arguments),c=l.prototype,c.hasOwnProperty(u)&&(d[d.length]=c.initializer)}p=this._getInstanceAttrCfgs(m),this._preAddAttrs&&this._preAddAttrs(p,e,t),this._allowAdHocAttrs&&this.addAttrs(this._filterAdHocAttrs(m,e),e,t),this.addAttrs(p,e,t);for(i=0,s=d.length;i<s;i++)d[i].apply(this,arguments)},_destroyHierarchy:function(){var e,t,n,r,i,s,o,u,a=this._getClasses();for(n=0,r=a.length;n<r;n++){e=a[n],t=e.prototype,o=e._yuibuild&&e._yuibuild.exts;if(o)for(i=0,s=o.length;i<s;i++)u=o[i].prototype,u.hasOwnProperty(h)&&u.destructor.apply(this,arguments);t.hasOwnProperty(h)&&t.destructor.apply(this,arguments)}},toString:function(){return this.name+"["+e.stamp(this,!0)+"]"}},e.mix(v,p,!1,null,1),v.prototype.constructor=v,e.BaseCore=v},"patched-v3.11.0",{requires:["attribute-core"]});YUI.add("base-observable",function(e,t){function f(){}var n=e.Lang,r="destroy",i="init",s="bubbleTargets",o="_bubbleTargets",u=e.AttributeObservable,a=e.BaseCore;f._ATTR_CFG=u._ATTR_CFG.concat(),f._NON_ATTRS_CFG=["on","after","bubbleTargets"],f.prototype={_initAttribute:function(){a.prototype._initAttribute.apply(this,arguments),u.call(this),this._eventPrefix=this.constructor.EVENT_PREFIX||this.constructor.NAME,this._yuievt.config.prefix=this._eventPrefix},init:function(e){var t=this._getFullType(i),n=this._publish(t);return n.emitFacade=!0,n.fireOnce=!0,n.defaultTargetOnly=!0,n.defaultFn=this._defInitFn,this._preInitEventCfg(e),n._hasPotentialSubscribers()?this.fire(t,{cfg:e}):(this._baseInit(e),n.fired=!0,n.firedWith=[{cfg:e}]),this},_preInitEventCfg:function(e){e&&(e.on&&this.on(e.on),e.after&&this.after(e.after));var t,r,i,u=e&&s in e;if(u||o in this){i=u?e&&e.bubbleTargets:this._bubbleTargets;if(n.isArray(i))for(t=0,r=i.length;t<r;t++)this.addTarget(i[t]);else i&&this.addTarget(i)}},destroy:function(){return this.publish(r,{fireOnce:!0,defaultTargetOnly:!0,defaultFn:this._defDestroyFn}),this.fire(r),this.detachAll(),this},_defInitFn:function(e){this._baseInit(e.cfg)},_defDestroyFn:function(e){this._baseDestroy(e.cfg)}},e.mix(f,u,!1,null,1),e.BaseObservable=f},"patched-v3.11.0",{requires:["attribute-observable"]});YUI.add("base-build",function(e,t){function f(e,t,n){n[e]&&(t[e]=(t[e]||[]).concat(n[e]))}function l(e,t,n){n._ATTR_CFG&&(t._ATTR_CFG_HASH=null,f.apply(null,arguments))}function c(e,t,r){n.modifyAttrs(t,r.ATTRS)}var n=e.BaseCore,r=e.Base,i=e.Lang,s="initializer",o="destructor",u=["_PLUG","_UNPLUG"],a;r._build=function(t,n,i,u,a,f){var l=r._build,c=l._ctor(n,f),h=l._cfg(n,f,i),p=l._mixCust,d=c._yuibuild.dynamic,v,m,g,y,b,w;for(v=0,m=i.length;v<m;v++)g=i[v],y=g.prototype,b=y[s],w=y[o],delete y[s],delete y[o],e.mix(c,g,!0,null,1),p(c,g,h),b&&(y[s]=b),w&&(y[o]=w),c._yuibuild.exts.push(g);return u&&e.mix(c.prototype,u,!0),a&&(e.mix(c,l._clean(a,h),!0),p(c,a,h)),c.prototype.hasImpl=l._impl,d&&(c.NAME=t,c.prototype.constructor=c,c.modifyAttrs=n.modifyAttrs),c},a=r._build,e.mix(a,{_mixCust:function(t,n,r){var s,o,u,a,f,l;r&&(s=r.aggregates,o=r.custom,u=r.statics),u&&e.mix(t,n,!0,u);if(s)for(l=0,f=s.length;l<f;l++)a=s[l],!t.hasOwnProperty(a)&&n.hasOwnProperty(a)&&(t[a]=i.isArray(n[a])?[]:{}),e.aggregate(t,n,!0,[a]);if(o)for(l in o)o.hasOwnProperty(l)&&o[l](l,t,n)},_tmpl:function(t){function n(){n.superclass.constructor.apply(this,arguments)}return e.extend(n,t),n},_impl:function(e){var t=this._getClasses(),n,r,i,s,o,u;for(n=0,r=t.length;n<r;n++){i=t[n];if(i._yuibuild){s=i._yuibuild.exts,o=s.length;for(u=0;u<o;u++)if(s[u]===e)return!0}}return!1},_ctor:function(e,t){var n=t&&!1===t.dynamic?!1:!0,r=n?a._tmpl(e):e,i=r._yuibuild;return i||(i=r._yuibuild={}),i.id=i.id||null,i.exts=i.exts||[],i.dynamic=n,r},_cfg:function(t,n,r){var i=[],s={},o=[],u,a=n&&n.aggregates,f=n&&n.custom,l=n&&n.statics,c=t,h,p;while(c&&c.prototype)u=c._buildCfg,u&&(u.aggregates&&(i=i.concat(u.aggregates)),u.custom&&e.mix(s,u.custom,!0),u.statics&&(o=o.concat(u.statics))),c=c.superclass?c.superclass.constructor:null;if(r)for(h=0,p=r.length;h<p;h++)c=r[h],u=c._buildCfg,u&&(u.aggregates&&(i=i.concat(u.aggregates)),u.custom&&e.mix(s,u.custom,!0),u.statics&&(o=o.concat(u.statics)));return a&&(i=i.concat(a)),f&&e.mix(s,n.cfgBuild,!0),l&&(o=o.concat(l)),{aggregates:i,custom:s,statics:o}},_clean:function(t,n){var r,i,s,o=e.merge(t),u=n.aggregates,a=n.custom;for(r in a)o.hasOwnProperty(r)&&delete o[r];for(i=0,s=u.length;i<s;i++)r=u[i],o.hasOwnProperty(r)&&delete o[r];return o}}),r.build=function(e,t,n,r){return a(e,t,n,null,null,r)},r.create=function(e,t,n,r,i){return a(e,t,n,r,i)},r.mix=function(e,t){return e._CACHED_CLASS_DATA&&(e._CACHED_CLASS_DATA=null),a(null,e,t,null,null,{dynamic:!1})},n._buildCfg={aggregates:u.concat(),custom:{ATTRS:c,_ATTR_CFG:l,_NON_ATTRS_CFG:f}},r._buildCfg={aggregates:u.concat(),custom:{ATTRS:c,_ATTR_CFG:l,_NON_ATTRS_CFG:f}}},"patched-v3.11.0",{requires:["base-base"]});YUI.add("node-scroll-info",function(e,t){var n="scroll",r="scrollDown",i="scrollLeft",s="scrollRight",o="scrollUp",u="scrollToBottom",a="scrollToLeft",f="scrollToRight",l="scrollToTop";e.Plugin.ScrollInfo=e.Base.create("scrollInfoPlugin",e.Plugin.Base,[],{initializer:function(e){this._host=e.host,this._hostIsBody=this._host.get("nodeName").toLowerCase()==="body",this._scrollDelay=this.get("scrollDelay"),this._scrollMargin=this.get("scrollMargin"),this._scrollNode=this._getScrollNode(),this.refreshDimensions(),this._lastScroll=this.getScrollInfo(),this._bind()},destructor:function(){(new e.EventHandle(this._events)).detach(),this._events=null},getOffscreenNodes:function(t,n){typeof n=="undefined"&&(n=this._scrollMargin);var r=e.Selector.query(t||"*",this._host._node);return new e.NodeList(e.Array.filter(r,function(e){return!this._isElementOnscreen(e,n)},this))},getOnscreenNodes:function(t,n){typeof n=="undefined"&&(n=this._scrollMargin);var r=e.Selector.query(t||"*",this._host._node);return new e.NodeList(e.Array.filter(r,function(e){return this._isElementOnscreen(e,n)},this))},getScrollInfo:function(){var e=this._scrollNode,t=this._lastScroll,n=this._scrollMargin,r=e.scrollLeft,i=e.scrollHeight,s=e.scrollTop,o=e.scrollWidth,u=s+this._height,a=r+this._width;return{atBottom:u>i-n,atLeft:r<n,atRight:a>o-n,atTop:s<n,isScrollDown:t&&s>t.scrollTop,isScrollLeft:t&&r<t.scrollLeft,isScrollRight:t&&r>t.scrollLeft,isScrollUp:t&&s<t.scrollTop,scrollBottom:u,scrollHeight:i,scrollLeft:r,scrollRight:a,scrollTop:s,scrollWidth:o}},isNodeOnscreen:function(t,n){return t=e.one(t),!!t&&!!this._isElementOnscreen(t._node,n)},refreshDimensions:function(){var t=this._hostIsBody,n=t&&e.UA.ios,r=e.config.win,i;t&&e.UA.webkit?i=e.config.doc.documentElement:i=this._scrollNode,this._height=n?r.innerHeight:i.clientHeight,this._left=i.offsetLeft,this._top=i.offsetTop,this._width=n?r.innerWidth:i.clientWidth},_bind:function(){var t=e.one("win");this._events=[this.after({scrollDelayChange:this._afterScrollDelayChange,scrollMarginChange:this._afterScrollMarginChange}),t.on("windowresize",this._afterResize,this),(this._hostIsBody?t:this._host).after("scroll",this._afterScroll,this)]},_getScrollNode:function(){return this._hostIsBody&&!e.UA.webkit?e.config.doc.documentElement:e.Node.getDOMNode(this._host)},_isElementOnscreen:function(e,t){var n=e.getBoundingClientRect();return typeof t=="undefined"&&(t=this._scrollMargin),n.top<this._height+t&&n.bottom>=-t&&n.right>=-t&&n.left<this._width+t},_triggerScroll:function(t){var c=this.getScrollInfo(),h=e.merge(t,c),p=this._lastScroll;this._lastScroll=c,this.fire(n,h),c.isScrollLeft?this.fire(i,h):c.isScrollRight&&this.fire(s,h),c.isScrollUp?this.fire(o,h):c.isScrollDown&&this.fire(r,h),c.atBottom&&(!p.atBottom||c.scrollHeight>p.scrollHeight)&&this.fire(u,h),c.atLeft&&!p.atLeft&&this.fire(a,h),c.atRight&&(!p.atRight||c.scrollWidth>p.scrollWidth)&&this.fire(f,h),c.atTop&&!p.atTop&&this.fire(l,h)},_afterResize:function(){this.refreshDimensions()},_afterScroll:function(e){var t=this;clearTimeout(this._scrollTimeout),this._scrollTimeout=setTimeout(function(){t._triggerScroll(e)},this._scrollDelay)},_afterScrollDelayChange:function(e){this._scrollDelay=e.newVal},_afterScrollMarginChange:function(e){this._scrollMargin=e.newVal}},{NS:"scrollInfo",ATTRS:{scrollDelay:{value:50},scrollMargin:{value:50}}})},"patched-v3.11.0",{requires:["array-extras","base-build","event-resize","node-pluginhost","plugin","selector"]});