".suspension, .suspension .a-top", function () {
$(".suspension").find(".d").hide();
});
$(document).on("mouseenter", ".suspension .a-top", function () {
$(".suspension").find(".d").hide();
});
$(document).on("click", ".suspension .a-top", function () {
$("html,body").animate({scrollTop: 0});
});
$(window).scroll(function () {
var st = $(document).scrollTop();
var $top = $(".suspension .a-top");
if (st > 400) {
$top.css({display: 'block'});
} else {
if ($top.is(":visible")) {
$top.hide();
}
}
});
});