// *** Change this variable ***
// should be the URL to the cgi script
var path_to_cgi="/cgi-bin/emailthis.cgi";

// You dont need to change anything else
function emailthis(){
path_to_cgi += '?url=' + escape(document.location);
window.open(path_to_cgi,"E-mail This","status=no,toolbar=no,location=no,directories=no,copyhistory=no,menu=no,menubar=no,status=no,resizable=yes,scrollbars=no,width=380,height=420");
}