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el=$(this);if(this!==document&&this!==window)return!document.scrollingElement||this!==document.documentElement&&this!==document.body?void(el[dir]()>0?scrollable.push(this):(el[dir](1),(scrolled=el[dir]()>0)&&scrollable.push(this),el[dir](0))):(scrollable.push(document.scrollingElement),!1)})),scrollable.length||this.each((function(){this===document.documentElement&&"smooth"===$(this).css("scrollBehavior")&&(scrollable=[this]),scrollable.length||"BODY"!==this.nodeName||(scrollable=[this])})),"first"===opts.el&&scrollable.length>1&&(scrollable=[scrollable[0]]),scrollable},rRelative=/^([\-\+]=)(\d+)/;$.fn.extend({scrollable:function(dir){var scrl=getScrollable.call(this,{dir:dir});return this.pushStack(scrl)},firstScrollable:function(dir){var scrl=getScrollable.call(this,{el:"first",dir:dir});return this.pushStack(scrl)},smoothScroll:function(options,extra){if("options"===(options=options||{}))return extra?this.each((function(){var $this=$(this),opts=$.extend($this.data("ssOpts")||{},extra);$(this).data("ssOpts",opts)})):this.first().data("ssOpts");var opts=$.extend({},$.fn.smoothScroll.defaults,options),clickHandler=function(event){var escapeSelector=function(str){return str.replace(/(:|\.|\/)/g,"\\$1")},link=this,$link=$(this),thisOpts=$.extend({},opts,$link.data("ssOpts")||{}),exclude=opts.exclude,excludeWithin=thisOpts.excludeWithin,elCounter=0,ewlCounter=0,include=!0,clickOpts={},locationPath=$.smoothScroll.filterPath(location.pathname),linkPath=$.smoothScroll.filterPath(this.pathname),hostMatch=location.hostname===this.hostname||!this.hostname,pathMatch=thisOpts.scrollTarget||linkPath===locationPath,thisHash=escapeSelector(this.hash);if(thisHash&&!$(thisHash).length&&(include=!1),thisOpts.scrollTarget||hostMatch&&pathMatch&&thisHash){for(;include&&elCounter<exclude.length;)$link.is(escapeSelector(exclude[elCounter++]))&&(include=!1);for(;include&&ewlCounter<excludeWithin.length;)$link.closest(excludeWithin[ewlCounter++]).length&&(include=!1)}else include=!1;include&&(thisOpts.preventDefault&&event.preventDefault(),$.extend(clickOpts,thisOpts,{scrollTarget:thisOpts.scrollTarget||thisHash,link:this}),$.smoothScroll(clickOpts))};return 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opts,$scroller,speed,delta,explicitOffset=getExplicitOffset(options),scrollTargetOffset={},scrollerOffset=0,offPos="offset",scrollDir="scrollTop",aniProps={},aniOpts={};explicitOffset.px?opts=$.extend({link:null},$.fn.smoothScroll.defaults,optionOverrides):((opts=$.extend({link:null},$.fn.smoothScroll.defaults,options||{},optionOverrides)).scrollElement&&(offPos="position","static"===opts.scrollElement.css("position")&&opts.scrollElement.css("position","relative")),px&&(explicitOffset=getExplicitOffset(px))),scrollDir="left"===opts.direction?"scrollLeft":scrollDir,opts.scrollElement?($scroller=opts.scrollElement,explicitOffset.px||/^(?:HTML|BODY)$/.test($scroller[0].nodeName)||(scrollerOffset=$scroller[scrollDir]())):$scroller=$("html, 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