function AddMenu() {

	cur_page = location.href.substring(location.href.lastIndexOf("/") + 1)
	// if index.html is defaulted, cur_page will be empty
	if (cur_page == "") cur_page = "index.html"
	
	document.write('<div class="menutext">');
			
			if (cur_page == "index.html")
						document.write('<span class="currentmenutext">Home</span>')
			else
						document.write('<a href="http://www.napervillechorus.org/index.html" class="menutext" title="Home">Home</a>');
			
			document.write(' | ');
			//
			
			if (cur_page == "about.html")
						document.write('<span class="currentmenutext">About Us</span>')
			else
						document.write('<a href="http://www.napervillechorus.org/about.html" class="menutext" title="About Us">About Us</a>');
			
			document.write(' | ');
			//
			
			if (cur_page == "register.html")
						document.write('<span class="currentmenutext">Email Connection</span>')
			else
						document.write('<a href="http://www.napervillechorus.org/emailconnection.html" class="menutext" title="Email Connection">Email Connection</a>');
			
			document.write(' | ');
			//
			
			if (cur_page == "calendar.html")
						document.write('<span class="currentmenutext">Calendar</span>')
			else {
					document.write('<a href="http://www.napervillechorus.org/calendar.html" class="menutext" title="Calendar updated: ');
					CalendarUpdated();
					document.write('">Calendar</a>');
			}
			
			document.write(' | ');
			//
			
			if (cur_page == "support.html")
						document.write('<span class="currentmenutext">Support the Chorus</span>')
			else
						document.write('<a href="http://www.napervillechorus.org/support.html" class="menutext" title="Support the Chorus">Support the Chorus</a>');
			
			document.write(' | ');
			//
			
			if (cur_page == "resources.html")
						document.write('<span class="currentmenutext">Resources</span>')
			else
						document.write('<a href="http://www.napervillechorus.org/resources.html" class="menutext" title="Resources">Resources</a>');
			
	document.write('</div>');
}

function PageUnavailable(linktext) {

	document.write('<a href="javascript:void(0);" onclick="window.open(\'unavailable.html\',\'WindowUnavailable\',\'menubar=no,width=300,height=200,toolbar=no\')">');
	document.write(linktext);
	document.write('</a>');
}

function AddCopyright() {
	
	var copyrightstring;
	var year;
	var nowDate=new Date();
	year = nowDate.getFullYear();
	
	copyrightstring = '<span class="copyright">&copy; ';
	copyrightstring += year;
	copyrightstring += ', Naperville Chorus - ';
	copyrightstring += 'All rights reserved</span>';
	document.write(copyrightstring);
}

function ChorusAge() {
	var year;
	var month;
	var age;
	var startyear;
	var nowDate=new Date();
	year = nowDate.getFullYear();
	month = nowDate.getMonth();
	if (month < 8) {
		startyear = 1976;
	}
	else {
		startyear = 1975;
	}
	age = year - startyear;
	document.write(age + " Years");
}

function AddBotMenuSpacer() {
	
	document.write('&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;|&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;');
	
}


function UnderConstruction() {
	
	document.write('<div id="underconstruction">');

	document.write('This site is currently under construction.<br /><br />Please come back!<br /><br />');

	document.write('</div>');
	
}

function SetEaddr(user, txtclass, realname, emailsubject) {

	var emaddrstring = "";

	var adr1=user;

	var adr2="@";

	var adr3="NapervilleChorus";

	var adr4=".org";

	var adrx= adr1 + adr2 + adr3 + adr4;

	emaddrstring += "<a href=\"mail";

	emaddrstring += "to:";

	emaddrstring += adrx;
	
	if (emailsubject != "") {
		emaddrstring += "?subject=";
		emaddrstring += emailsubject;
	}

	emaddrstring += "\" class=\"";
	
	emaddrstring += txtclass;
	
	emaddrstring += "\" title=\"Click to e-mail\">";
	
	if (realname == "") {

		emaddrstring += adrx;
	}
	else {
		emaddrstring += realname;
	}

	emaddrstring += "</a>";

	document.write(emaddrstring);
}

function SetEaddrWithImage(user, image) {

	var mailstring = "";

	var adr1=user;

	var adr2="@";

	var adr3="NapervilleChorus";

	var adr4=".org";

	var adrx= adr1 + adr2 + adr3 + adr4;

	mailstring += "<a href=\"mail";

	mailstring += "to:";

	mailstring += adrx;

	mailstring += "\">";
	
	mailstring += "<img src=\"";
	
	mailstring += image;
	
	mailstring += "\" alt=\"\">";

	mailstring += "</a>";

	document.write(mailstring);
}


function containsHTML(textstring) {
	
	var re = /(.*)<(.*)>(.*)/;
	return re.test(textstring);
}