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JS to make .subnav sticky
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!function ($) { | |
$(function(){ | |
// fix sub nav on scroll | |
var $win = $(window) | |
, $nav = $('.subnav') | |
, navTop = $('.subnav').length && $('.subnav').offset().top - 40 | |
, isFixed = 0 | |
processScroll() | |
$win.on('scroll', processScroll) | |
function processScroll() { | |
var i, scrollTop = $win.scrollTop() | |
if (scrollTop >= navTop && !isFixed) { | |
isFixed = 1 | |
$nav.addClass('subnav-fixed') | |
} else if (scrollTop <= navTop && isFixed) { | |
isFixed = 0 | |
$nav.removeClass('subnav-fixed') | |
} | |
} | |
}) | |
}(window.jQuery) |
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