var imgArr;
$(document).ready(function(){
    preload(["/vehiclephotos/1668999/huge/159fbc68-da7d-47a8-99f5-b38295442621.jpg"]);
$("#photo-main").attr("src","/vehiclephotos/1668999/huge/159fbc68-da7d-47a8-99f5-b38295442621.jpg");

});

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