$(document).ready(function () {
    var down = false;

    $("#bell").click(function (e) {
        var color = $(this).text();
        if (down) {
            $("#box").css("height", "0px");
            $("#box").css("opacity", "0");
            down = false;
        } else {
            $("#box").css("height", "auto");
            $("#box").css("opacity", "1");
            down = true;
        }
    });
});