function set_email_window(input_subject, input_body, input_attachment) {
var parm = centerParms(800,600) + ",width=800,height=600,status=yes,scrollbars=yes";
var url = "dn.pl?" +
+ "INPUT_ENCODING=UTF-8&" +
"action=set_email&" +
"email_subject=" + encodeURIComponent(document.getElementsByName(input_subject)[0].value) + "&" +
"email_body=" + encodeURIComponent(document.getElementsByName(input_body)[0].value) + "&" +