// create array to hold images for double bedroom slideshow  
slideshow = new Array();

  slideshow[0] = new Image();
  slideshow[1] = new Image();
  slideshow[2] = new Image();
  slideshow[3] = new Image();
  slideshow[4] = new Image();
  slideshow[5] = new Image();
  slideshow[6] = new Image();
  slideshow[7] = new Image();
  slideshow[8] = new Image();
  slideshow[9] = new Image();
  slideshow[10] = new Image();
  slideshow[11] = new Image();
  slideshow[12] = new Image();
  slideshow[13] = new Image();
  slideshow[14] = new Image();

// function to preload slideshow images
// this should be called by the onload event of the body tag
function preloadSlideshow() {

    // initalise array with data
    slideshow[0].src = "images/dbBed.jpg";
    slideshow[1].src = "images/dbBed2.jpg";
    slideshow[2].src = "images/dbBath.jpg";
    slideshow[3].src = "images/dbTea.jpg";
    slideshow[4].src = "images/dbFacilities.jpg";
    slideshow[5].src = "images/db2Bed.jpg";
    slideshow[6].src = "images/db2Bed2.jpg";
    slideshow[7].src = "images/db2Bath.jpg";
    slideshow[8].src = "images/db2Tea.jpg";
    slideshow[9].src = "images/db2Facilities.jpg";
    slideshow[10].src = "images/twBed.jpg";
    slideshow[11].src = "images/twBed2.jpg";
    slideshow[12].src = "images/twBath.jpg";
    slideshow[13].src = "images/twTea.jpg";
    slideshow[14].src = "images/twFacilities.jpg";
}

// function to change image in slideshow
function moveSlideshow(value) {

  document['slideshowImage'].src = slideshow[value].src;
}