git ssb

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window.addEventListener('load', function () {
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  setupTOC(document.querySelector('.table-of-contents'))
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})
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function setupTOC (toc) {
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  // attach click handlers
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  toc.querySelector('a').addEventListener('click', function (e) {
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    e.preventDefault()
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    e.stopPropagation()
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    toc.classList.add('expanded')
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  })
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  document.body.addEventListener('click', function () {
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    toc.classList.remove('expanded')
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  })
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}
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function selectTab (el, n) {
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  // deselect current
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  try { el.querySelector('pre.current').classList.remove('current') } catch (e) {}
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  try { el.querySelector('.tab.current').classList.remove('current') } catch (e) {}
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  // select new
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  el.querySelector('pre:nth-child('+n+')').classList.add('current')
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  el.querySelector('.tab:nth-child('+n+')').classList.add('current')
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}