function writeFooter(page)
{
	document.write("<div class=\"footer\">");
	document.write("<table width=\"770\" cellpadding=\"0\" cellspacing=\"0\" border=\"0\">");
	if (page=="home")
		document.write("<tr><td height=\"10\"><img src=\"images/blank.gif\" height=\"10\" /></td></tr>");
	else
		document.write("<tr><td height=\"10\"><img src=\"../../images/blank.gif\" height=\"10\" /></td></tr>");
	document.write("<tr><td align=\"center\">This web site was last updated in August 2011</td></tr>");
	document.write("<tr><td align=\"center\">To report problems, errors or provide feedback please <a href=\"mailto:richardormesher@hotmail.co.uk\">email</a> me</td></tr>");
	document.write("</table>");
	document.write("</div>");
}

function toggle(which)
{
	var el=document.getElementById(which);
	if (el.style.display == 'none')
		el.style.display = 'block';
	else
		el.style.display = 'none';
}

function showHide(which)
{
	var useStyle = (which==0) ? "block" : "none";
	var divs=document.getElementsByTagName("div");

	var i;

	if (divs != null)
	{
		for (i=0; i<divs.length; i++)
		{
			if (divs[i].className=='expandable')
				divs[i].style.display=useStyle;
		}
	}
}