/*! * # Semantic UI 2.2.9 - Visibility * http://github.com/semantic-org/semantic-ui/ * * * Released under the MIT license * http://opensource.org/licenses/MIT * */ !function(e,n,o,t){"use strict";n="undefined"!=typeof n&&n.Math==Math?n:"undefined"!=typeof self&&self.Math==Math?self:Function("return this")(),e.fn.visibility=function(i){var s,c=e(this),r=c.selector||"",a=(new Date).getTime(),l=[],d=arguments[0],u="string"==typeof d,f=[].slice.call(arguments,1),b=c.length,m=0;return c.each(function(){var c,g,p,v,h=e.isPlainObject(i)?e.extend(!0,{},e.fn.visibility.settings,i):e.extend({},e.fn.visibility.settings),P=h.className,x=h.namespace,C=h.error,y=h.metadata,R="."+x,V="module-"+x,S=e(n),k=e(this),T=e(h.context),O=(k.selector||"",k.data(V)),A=n.requestAnimationFrame||n.mozRequestAnimationFrame||n.webkitRequestAnimationFrame||n.msRequestAnimationFrame||function(e){setTimeout(e,0)},z=this,w=!1;v={initialize:function(){v.debug("Initializing",h),v.setup.cache(),v.should.trackChanges()&&("image"==h.type&&v.setup.image(),"fixed"==h.type&&v.setup.fixed(),h.observeChanges&&v.observeChanges(),v.bind.events()),v.save.position(),v.is.visible()||v.error(C.visible,k),h.initialCheck&&v.checkVisibility(),v.instantiate()},instantiate:function(){v.debug("Storing instance",v),k.data(V,v),O=v},destroy:function(){v.verbose("Destroying previous 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