$(document).ready(function () {

$(window).load(function() {
    var total = $('#slider img').length;
    var rand = Math.floor(Math.random() * total);

    $('#slider').nivoSlider({
        effect: 'fade', //Specify sets like: 'fold,fade,sliceDown'
        slices: 15,
        animSpeed: 500, //Slide transition speed
        pauseTime: 5000,
        startSlide: rand, //Set starting Slide (0 index)
        directionNav: true, //Next & Prev
        directionNavHide: false, //Only show on hover
        controlNav: true, //1,2,3...
        controlNavThumbs: false, //Use thumbnails for Control Nav
        controlNavThumbsFromRel: false, //Use image rel for thumbs
        controlNavThumbsSearch: '.jpg', //Replace this with...
        controlNavThumbsReplace: '_thumb.jpg', //...this in thumb Image src
        keyboardNav: true, //Use left & right arrows
        pauseOnHover: true, //Stop animation while hovering
        manualAdvance: false, //Force manual transitions
        captionOpacity: 0.8, //Universal caption opacity
        beforeChange: function () { },
        afterChange: function () { },
        slideshowEnd: function () { } //Triggers after all slides have been shown
    });

});

});