$(function() {
        $('#testLink').click( dynamicLightBoxinit );
    });

    function dynamicLightBoxinit(){
        images = ["photos/image1.jpg", "photos/image2.jpg","photos/image3.jpg","photos/image4.jpg","photos/image5.jpg"];
        var imageBuilder='';
        for (var i = 0; i  < images.length; i++)  {

            imageBuilder += '<a href="'+images[i]+'"><img src="';
            imageBuilder += images[i];
            imageBuilder += '" ></a>';
          }

          var lb = $(imageBuilder);
          lb.lightBox();
          lb.filter('a:first').click();
        }

images = ["path1.jpg", "path2.jpg"];
for (var i = 0; i  < images.length; i++)
  {
    var img = new Image();
    img.src = images[i];
    images[i] = img;
  }