// Refresh photo and thumbnails (eg. on loading photos page)

function refresh_photos()
{
document.getElementById('photo').src=photos[thumbpage_current][photo_current]
document.getElementById('photo_caption').innerHTML=captions[thumbpage_current][photo_current]

document.getElementById('thumb_0').src=thumbs[thumbpage_current][0]
document.getElementById('thumb_1').src=thumbs[thumbpage_current][1]
document.getElementById('thumb_2').src=thumbs[thumbpage_current][2]
document.getElementById('thumb_3').src=thumbs[thumbpage_current][3]
document.getElementById('thumb_4').src=thumbs[thumbpage_current][4]
document.getElementById('thumb_5').src=thumbs[thumbpage_current][5]
document.getElementById('thumb_6').src=thumbs[thumbpage_current][6]
document.getElementById('thumb_7').src=thumbs[thumbpage_current][7]
document.getElementById('thumb_8').src=thumbs[thumbpage_current][8]
document.getElementById('thumb_9').src=thumbs[thumbpage_current][9]
}

// Change photo

function change_photo(n)
{
photo_current=n
document.getElementById('photo').src=photos[thumbpage_current][photo_current]
document.getElementById('photo_caption').innerHTML=captions[thumbpage_current][photo_current]
}

// Change thumbnail page

function change_thumbs(n)
{
photo_current=0
thumbpage_current=thumbpage_current+n
if (thumbpage_current<0) {thumbpage_current=num_thumbpages-1}
if (thumbpage_current>=num_thumbpages) {thumbpage_current=0}
document.getElementById('photo').src=photos[thumbpage_current][photo_current]
document.getElementById('photo_caption').innerHTML=captions[thumbpage_current][photo_current]

document.getElementById('thumb_0').src=thumbs[thumbpage_current][0]
document.getElementById('thumb_1').src=thumbs[thumbpage_current][1]
document.getElementById('thumb_2').src=thumbs[thumbpage_current][2]
document.getElementById('thumb_3').src=thumbs[thumbpage_current][3]
document.getElementById('thumb_4').src=thumbs[thumbpage_current][4]
document.getElementById('thumb_5').src=thumbs[thumbpage_current][5]
document.getElementById('thumb_6').src=thumbs[thumbpage_current][6]
document.getElementById('thumb_7').src=thumbs[thumbpage_current][7]
document.getElementById('thumb_8').src=thumbs[thumbpage_current][8]
document.getElementById('thumb_9').src=thumbs[thumbpage_current][9]

}