//single-page menu function

	function nav(zap) {
		if (document.getElementById) {
			var path = document.getElementById(zap).style;
				document.getElementById('page1').style.display = "none";
				document.getElementById('page2').style.display = "none";
				document.getElementById('page3').style.display = "none";
				document.getElementById('page4').style.display = "none";
				document.getElementById('page5').style.display = "none";
				document.getElementById('page6').style.display = "none";
				document.getElementById('page7').style.display = "none";
				document.getElementById('page8').style.display = "none";
				document.getElementById('page9').style.display = "none";
				document.getElementById('page10').style.display = "none";
				path.display = "block";
			}
		}
//Use this: <a href="#" onclick="return nav('reference')">

	var newwindow;
	function newin(url) {
		newwindow=window.open(url,'name','height=690,width=710,left=100,top=100,resizable=yes,scrollbars=yes,toolbar=no,status=yes');
		if (window.focus) {
			newwindow.focus()
			}
		}
//Use this: <a href="javascript:newin('url');">

	var newwindow2;
	function newin2(url) {
		newwindow2=window.open(url,'name','height=490,width=730,left=100,top=100,resizable=no,scrollbars=no,toolbar=no,status=yes');
		if (window.focus) {
			newwindow2.focus()
			}
		}
//Use this: <a href="javascript:newin('url');">