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function (Moduler) {\r\n\t'use strict';\r\n\r\n\treturn Moduler.create({\r\n\t\tdefaults: {\r\n\t\t\ttemplate: '<a href=\"#\" class=\"ScrollToTop\" title=\"Scroll to the top\"></a>',\r\n\t\t\ttopThreshold: 150, // how far from top to display the button\r\n\t\t\toffsetBottom: '.Status--fixedBottom' // use a selector to offset the reference from the bottom by the height of the elements\r\n\t\t},\r\n\r\n\t\tinit: function () {\r\n\t\t\tvar self = this;\r\n\t\t\tvar scroller = Moduler.utils.bind(self.onScroll, self);\r\n\t\t\twindow.addEventListener('scroll', function () {\r\n\t\t\t\t(window.requestAnimationFrame && requestAnimationFrame(scroller)) || setTimeout(scroller, 1000 / 60);\r\n\t\t\t});\r\n\r\n\t\t\tif (window.scrollY >= self.options.topThreshold) {\r\n\t\t\t\t(window.requestAnimationFrame && requestAnimationFrame(scroller)) || setTimeout(scroller, 1000 / 60);\r\n\t\t\t}\r\n\t\t},\r\n\r\n\t\tensureExists: function () {\r\n\t\t\tvar self = this;\r\n\t\t\tif (!document.querySelector('.ScrollToTop')) {\r\n\t\t\t\tself.exists = false;\r\n\t\t\t\tself.isShown = false;\r\n\t\t\t}\r\n\t\t\tif (!self.exists) {\r\n\t\t\t\tdocument.body.insertAdjacentHTML(\"beforeend\", self.options.template);\r\n\r\n\t\t\t\tdocument.querySelector('.ScrollToTop').addEventListener('click', function (e) {\r\n\t\t\t\t\te.preventDefault();\r\n\t\t\t\t\twindow.scrollTo({\r\n\t\t\t\t\t\ttop: 0,\r\n\t\t\t\t\t\tbehavior: \"smooth\"\r\n\t\t\t\t\t});\r\n\t\t\t\t});\r\n\r\n\t\t\t\tself.exists = true;\r\n\t\t\t}\r\n\t\t},\r\n\r\n\t\tonScroll: function () {\r\n\t\t\tvar self = this;\r\n\r\n\t\t\tself.ensureExists();\r\n\t\t\tvar scrollButton = document.querySelector('.ScrollToTop');\r\n\t\t\tif (!scrollButton) {\r\n\t\t\t\treturn;\r\n\t\t\t}\r\n\r\n\t\t\tif (window.scrollY >= self.options.topThreshold) {\r\n\t\t\t\tif (window.innerWidth < 768) {\r\n\t\t\t\t\tvar notice = document.querySelector('.Status--visitorNotice');\r\n\t\t\t\t\tif (notice && (notice.offsetWidth > 0 || notice.offsetHeight > 0)) {\r\n\t\t\t\t\t\tscrollButton.classList.add('ScrollToTop--withinNotice');\r\n\t\t\t\t\t\tnotice.appendChild(scrollButton);\r\n\t\t\t\t\t}\r\n\t\t\t\t}\r\n\t\t\t\tif (!self.isShown) {\r\n\t\t\t\t\tself.ensureExists();\r\n\t\t\t\t\tlet elem = document.querySelector('.ScrollToTop');\r\n\r\n\t\t\t\t\tif (self.options.offsetBottom?.length > 0) {\r\n\t\t\t\t\t\tlet offsetBottom = 0;\r\n\t\t\t\t\t\tdocument.querySelectorAll(self.options.offsetBottom).forEach(o => {\r\n\t\t\t\t\t\t\toffsetBottom += o.getBoundingClientRect().height;\r\n\t\t\t\t\t\t});\r\n\t\t\t\t\t\telem.style.bottom = offsetBottom + 'px';\r\n\t\t\t\t\t}\r\n\r\n\t\t\t\t\telem.classList.add('is-shown');\r\n\t\t\t\t\tself.isShown = true;\r\n\t\t\t\t}\r\n\t\t\t} else {\r\n\t\t\t\tif (self.isShown) {\r\n\t\t\t\t\tif (window.innerWidth < 768) {\r\n\t\t\t\t\t\tscrollButton.classList.remove('ScrollToTop--withinNotice');\r\n\t\t\t\t\t\tdocument.body.appendChild(scrollButton);\r\n\t\t\t\t\t}\r\n\t\t\t\t\tdocument.querySelector('.ScrollToTop').classList.remove('is-shown');\r\n\t\t\t\t\tself.isShown = false;\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t}\r\n\t});\r\n});"]}