jQuery.fn.safe_mail = function(username, domain_name, domain_ext, link_title, link_text) {
	if (link_text) {
		link_txt = link_text;
	} 
	else {
		link_txt = "link"	
	}
	
	if (link_txt == "link") {
		mail_link = "<a " + "href" + "=" + "'mail" + "to" + ":" + username + "@" + domain_name + "." + domain_ext +"' title='" + link_title + "'>" + username + "@" + domain_name + "." + domain_ext +"</a>";
	} 
	else {
		mail_link = "<a " + "href" + "=" + "'mail" + "to" + ":" + username + "@" + domain_name + "." + domain_ext +"' title='" + link_title + "'>" + link_txt +"</a>";
	}
	
	$(this).replaceWith(mail_link);
};