var imgArr;
$(document).ready(function(){
    preload(["/vehiclephotos/1663197/huge/40e6fac9-c8d6-4c8c-ad2c-1af9bd3ab38a.jpg"]);
$("#photo-main").attr("src","/vehiclephotos/1663197/huge/40e6fac9-c8d6-4c8c-ad2c-1af9bd3ab38a.jpg");

});

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