jQuery(document).ready(function() {
    // Custom easing function
    $.easing.custom = function (x, t, b, c, d) { 
        var s = 1.70158;  
        if ((t/=d/2) < 1) return c/2*(t*t*(((s*=(1.525))+1)*t - s)) + b; 
        return c/2*((t-=2)*t*(((s*=(1.525))+1)*t + s) + 2) + b; 
    }
    // Activate scrollable
    $(".scrollable").scrollable({easing: "custom", speed: 700, size: 1});
});