<!--

// calculate slide number for banner slide
var total_slides = 14;
var slide_num = (Math.round((Math.random() * 100000)) % total_slides) + 1;
var slide_string = "graphics/slides/slide_" + (slide_num) + ".jpg";


if (document.images)
{
  // pre-cache rollover images
  var home_off = new Image(160,23)
  home_off.src = "graphics/buttons/btn_home_off.gif"
  var home_over = new Image(160,23)
  home_over.src = "graphics/buttons/btn_home_over.gif"

  var serv_off = new Image(160,23)
  serv_off.src = "graphics/buttons/btn_services_off.gif"
  var serv_over = new Image(160,23)
  serv_over.src = "graphics/buttons/btn_services_over.gif"

  var staff_off = new Image(160,23)
  staff_off.src = "graphics/buttons/btn_staff_off.gif"
  var staff_over = new Image(160,23)
  staff_over.src = "graphics/buttons/btn_staff_over.gif"

  var links_off = new Image(160,23)
  links_off.src = "graphics/buttons/btn_links_off.gif"
  var links_over = new Image(160,23)
  links_over.src = "graphics/buttons/btn_links_over.gif"

  var map_off = new Image(160,23)
  map_off.src = "graphics/buttons/btn_map_off.gif"
  var map_over = new Image(160,23)
  map_over.src = "graphics/buttons/btn_map_over.gif"

  var contact_off = new Image(160,23)
  contact_off.src = "graphics/buttons/btn_contact_off.gif"
  var contact_over = new Image(160,23)
  contact_over.src = "graphics/buttons/btn_contact_over.gif"

  var emer_off = new Image(160,23)
  emer_off.src = "graphics/buttons/btn_emer_off.gif"
  var emer_over = new Image(160,23)
  emer_over.src = "graphics/buttons/btn_emer_over.gif"
}

// swap images
function di(id,name)
{
  if (document.images)
    document.images[id].src=eval(name+".src");
}

// -->