function mail_link(user,domain,options) {
	var ea = user+"@"+domain;
	if (options === undefined) {
		options = {
			friendly_text: null,
			subject: null
		}
	}
	if (options.friendly_text === undefined || options.friendly_text === null) {
		options.friendly_text = ea;
	}
	if (options.subject !== undefined && options.subject !== null) {
		ea += '?subject='+options.subject;
	}
	document.write('<a href="mailto:'+ea+'">'+options.friendly_text+'</a>');
}