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| $(window).scroll(() => { | |
| // Distance from top of document to top of footer. | |
| topOfFooter = $("#footer").position().top; | |
| // Distance user has scrolled from top, adjusted to take in height of sidebar. | |
| scrollDistanceFromTopOfDoc = $(document).scrollTop() + 650; | |
| // Difference between the two. | |
| scrollDistanceFromTopOfFooter = scrollDistanceFromTopOfDoc - topOfFooter; | |
| // If user has scrolled further than footer, | |
| // pull sidebar up using a negative margin. |