$(document).ready(function(){
    //When mouse rolls over
    $(".headerSiteKeuze a").mouseover(function(){
        if($(this).attr('class') == 'aan'){
            $(this).stop().animate({height:'30px'},{queue:false, duration:600, easing: 'easeOutBounce'})
        } else {
            $(this).stop().animate({height:'50px'},{queue:false, duration:600, easing: 'easeOutBounce'})
        }
    });
    //When mouse is removed
    $(".headerSiteKeuze a").mouseout(function(){
        if($(this).attr('class') == 'aan'){
            $(this).stop().animate({height:'50px'},{queue:false, duration:600, easing: 'easeOutBounce'})
        } else {
            $(this).stop().animate({height:'14px'},{queue:false, duration:600, easing: 'easeOutBounce'})
        }
    });
});