$(document).ready(function(){
    var slider = $('#slider').bxSlider({
        controls: false,
		auto: true,
		speed: 400,
		pause: 8000
    });
        
    $('#go-prev').click(function() {
        slider.goToPreviousSlide();
        return false;
    });
    
     $('#go-next').click(function() {
        slider.goToNextSlide();
        return false;
    });             
});