$(function() {
//We initially hide the all dropdown menus
$('#dropdown_nav li').find('.sub_nav').hide();
//When hovering over the main nav link we find the dropdown menu to the corresponding link.
$('#dropdown_nav li').hover(function() {
//Find a child of 'this' with a class of .sub_nav and make the beautyfadeIn.
$(this).find('.sub_nav').fadeIn(100);
}
, function() {
//Do the same again, only fadeOut this time.
$(this).find('.sub_nav').fadeOut(50);
}
);
}
);
