function popupMessage() {
 var to = document.sendon.another.value;
 var bcc = "referrals@charlesmccracken.com";
 var subject = "Recommended Website";
 var body = 
   "This website might be useful to you: http://www.charlesmccracken.com"

 var doc = "mailto:" + to + 
   "?bcc=" + bcc + 
   "&subject=" + escape(subject) + 
   "&body=" + escape(body); 
 window.location = doc;
}