function mailto(user, site){
	document.write('<a href="javascript:;" onclick=\"javascript:do_email(\'' + user + '\',\'' + site + '\');">');
	document.write(user + '@' + site + '<\/a>');
}

function do_email(user, site){
	var daReferrer 		= document.referrer;
	var email 			= user + "@"+site;
	var mailto_link 	= 'mailto:'+email;

	win = window.open(mailto_link,'email');
	if (win && win.open &&!win.closed) win.close();
}