function MM_openBrWindow(theURL,winName,features) { window.open(theURL,winName,features); 
} function tellAFriend (undef) { var baseRef = document.location.href.substring(document.location.href.lastIndexOf("/") 
+ 1,location.href.length); baseRef = baseRef.substring(0,baseRef.lastIndexOf(".")); 
var URL = "http://tellafriend.bock.com/cgi-bin/sendthis.pl?catalogname=exemplars&item=" 
+ baseRef; MM_openBrWindow(URL,'tellAFriend','scrollbars=yes,resizable=yes,width=510,height=550,left=200,top=50'); 
}