var imgArr;
$(document).ready(function(){
    preload(["/vehiclephotos/1559009/huge/5d7cbedd-fe4c-4d6e-a616-520efc208176.jpg", "/vehiclephotos/1559009/huge/0d21e82c-dedb-454a-96f2-644100d7c7de.jpg"]);
$("#photo-main").attr("src","/vehiclephotos/1559009/huge/5d7cbedd-fe4c-4d6e-a616-520efc208176.jpg");

});

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