var imgArr;
$(document).ready(function(){
    preload(["/vehiclephotos/1501972/huge/5cf0aefb-e780-4ac2-b3dc-6d5d71c374a1.jpg"]);
$("#photo-main").attr("src","/vehiclephotos/1501972/huge/5cf0aefb-e780-4ac2-b3dc-6d5d71c374a1.jpg");

});

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