im_path = "images/"

//image names
out_array = new Array('but_home', 'but_uk', 'but_abroad', 'but_privacy', 'but_disclaimer', 'but_advertise')

//button over images
preload_array = new Array('but_home_f2.gif', 'but_uk_f2.gif', 'but_abroad_f2.gif', 'but_privacy_f2.gif', 'but_disclaimer_f2.gif', 'but_advertise_f2.gif')

function preload()
{
  im = new Array()
  for (n=0; n<preload_array.length; n++)
  {
    im[n] = new Image()
    im[n].src = im_path + preload_array[n]
  }
}

function out()
{
  for (n=0; n<out_array.length; n++)
  {
    document.images[out_array[n]].src = im_path + out_array[n] + '.gif'
  }
}

function over(button)
{
  document.images[button].src = im_path + button + '_f2.gif'
}