$(window).load(function() {
        $('#slider').nivoSlider({
                effect:'boxRainGrow',
                pauseTime:3500,
				animSpeed: 1500,
				slices: 15,
                pauseOnHover:true,
                boxCols: 5,
                boxRows: 3,
				controlNavThumbs:false,
				keyboardNav:true
            });
    }, 4000);