$(document).ready(function() {
             var randomnumber=Math.floor(Math.random()*7)+1; // between 1 and 16
			 //var randomnumber=16;
             $('div#hd').addClass('bg'+randomnumber);

    try {
        var el = $('#tv-events #s_events > h4');
        el.length >= 1 ? $('#tv-events').show() : $('#tv-events').hide();
    }
    catch (e) {
        return false;
    }


});  // end:DOM ready