var imgArr;
$(document).ready(function(){
    preload(["/vehiclephotos/1561832/huge/81a69957-109c-4740-bcb6-deb50c56910c.jpg", "/vehiclephotos/1561832/huge/1f86343e-2ec7-4460-b032-1a619fa45c9e.jpg"]);
$("#photo-main").attr("src","/vehiclephotos/1561832/huge/81a69957-109c-4740-bcb6-deb50c56910c.jpg");

});

function preload(arrayOfImages) {
    $(arrayOfImages).each(function(){
        $('<img/>')[0].src = this;
    });
    imgArr = arrayOfImages;
}