var currentPage = 1;
var setPageBackImage = function()
{
pageChange();
}
window.onload = setPageBackImage;
function changePage(pageNum)
{
var pageNum = pageNum;
currentPage = pageNum;
pageChange();
}
function pageChange()
{
var pImageDiv = document.getElementById('digitised_main_image');
var pClickDiv = document.getElementById('digitised_click');
var pOverlayDiv = document.getElementById('digitised_overlay');
if (currentPage == 1)
{
pImageDiv.innerHTML = '
';
pClickDiv.innerHTML = '
';
pOverlay = ' 
\n';
pOverlay += ' \n';
pOverlayDiv.innerHTML = pOverlay;
}
else
{
pImageDiv.innerHTML = ' ';
pClickDiv.innerHTML = '
';
pOverlay = ' \n';
pOverlay += '