Mine

// function to close notification message
// slideUp the message
function closeNotification(duration){
    var divHeight = $('div#info_message').height();
    setTimeout(function(){
        $('div#info_message').animate({
            top: '-'+divHeight
        }); 
        // removing the notification from body
        setTimeout(function(){
            $('div#info_message').remove();
        },1);
    }, parseInt(duration * 1000));   
}...