function showPage(pageNum,totalPages)
{
 	for (i=1;i<=totalPages;i++)
	{
		if (pageNum>0) { document.getElementById("page"+i).style.display = "none"; }
		else { document.getElementById("page"+i).style.display = "block"; };
	};
	if (pageNum>0) { document.getElementById("page"+pageNum).style.display = "block"; };
};