// usage : writing out link
// <script>linkMail('hostdomain','username');</script>
// usage : link only
// <a href="javascript:popMail('hostdomain','username')">email us</a>
// usage : showing an email address
// <script>showMail('hostdomain','username');</script>

function popMail(host,user) {
	var acct = user +'@'+ host;
	self.location.href = 'mailto:'+ acct;
}
function linkMail(host,user,cls) {
	document.write('<a href="javascript:popMail(\''+ host +'\',\''+ user +'\');"');
	if (cls) {
		document.write(' class="'+ cls +'"');
	}
	document.write('>');
	showMail(host,user);
	document.write('</a>');
}
function showMail(host,user) {
	var acct = user +'@'+ host;
	document.write(acct);
}