devdocs/assets/javascripts/templates/tip_tmpl.coffee

app.templates.tipKeyNav = () -> """
  <p class="_notif-text">
    <strong>ProTip</strong>
    <span class="_notif-info">(click to dismiss)</span>
  <p class="_notif-text">
    Hit #{if app.settings.get('arrowScroll') then '<code class="_label">shift</code> +' else ''} <code class="_label">&darr;</code> <code class="_label">&uarr;</code> <code class="_label">&larr;</code> <code class="_label">&rarr;</code> to navigate the sidebar.<br>
    Hit <code class="_label">space / shift space</code>#{if app.settings.get('arrowScroll') then ' or <code class="_label">&darr;/&uarr;</code>' else ', <code class="_label">alt &darr;/&uarr;</code> or <code class="_label">shift &darr;/&uarr;</code>'} to scroll the page.
  <p class="_notif-text">
    <a href="/help#shortcuts" class="_notif-link">See all keyboard shortcuts</a>
"""