$(document).ready(function(){

    //When mouse rolls over
    $(".menuItem").mouseover(function(){
        $(this).stop().animate({width:'195px'},{queue:false, duration:300, easing: 'easeInQuad'})
    });

    //When mouse is removed
    $(".menuItem").mouseout(function(){
        $(this).stop().animate({width:'63px'},{queue:false, duration:300, easing: 'easeOutQuad'})
    });

});