document.write("<link href='//at.alicdn.com/t/font_653600_rr8l5v2aaym.css' rel='stylesheet' type='text/css'/>");

/*上划菜单的显示与隐藏,阻止冒泡*/
$(function(){
    $("body").on("click",function(){
        hideNav($(".downNav"));
    })
    $("[NavShow],.downNav").on("click",function(e){
        e.stopPropagation();
    })
})
function showNav(btn, navDiv, direction) {
    btn.on('click', function () {
        if (direction == "down") {
            navDiv.css({
                bottom: "0px",
                transition: "bottom .5s"
            });
            $("body").append('<div class="navMenuBack"></div>');
        }
    })
}
function hideNav(btn) {
    btn.css({
        bottom: "-100%",
        webkitTransition:"bottom .5s",
        oTransition:"bottom .5s",
        mozTransition:"bottom .5s",
        transition: "bottom .5s"
    });
    $(".navMenuBack").remove();
}