function callEmail (user, site, subject, display) {
   
	user = "rarrais"
	site = "yahoo.com"
	if (display == '') {
		document.write('<a href=\"mailto:' + user + '@' + site + '?Subject=' + subject + '\">' + user + '@' + site + '</a>');
	}
	else {
		document.write('<a href=\"mailto:' + user + '@' + site + '?Subject=' + subject + '\">' + display + '</a>');
	}

}