New configuration and general functions for msgs web front-end

web/lib/msgsconfig.ssjs

+max_groups=10;
+max_subs=10;
+max_messages=10;
+max_pages=10;

web/lib/msgslib.ssjs

+load("sbbsdefs.js");
+load("html_inc/template.ssjs");
+load("html_inc/msgsconfig.ssjs");
+
+http_reply.header["Pragma"]="no-cache";
+http_reply.header["Expires"]="0";
+
+var grp=http_request.query.msg_grp;
+if(grp=='' || grp==null)
+	grp=undefined;
+var g=parseInt(http_request.query.msg_grp);
+var sub=http_request.query.msg_sub;
+if(grp=='E-Mail')
+	sub='mail';
+var s=-1;
+if(sub != undefined)  {
+	if(msg_area.grp_list[g] != undefined) {
+		for(stmp in msg_area.grp_list[g].sub_list)  {
+			if(msg_area.grp_list[g].sub_list[stmp].code == sub)  {
+				s=stmp;
+			}
+		}
+	}
+	var msgbase = new MsgBase(sub);
+}
+var message=http_request.query.message;
+var m=parseInt(http_request.query.message);
+var path=http_request.virtual_path;
+var offset=parseInt(http_request.query.offset);
+if (http_request.query.offset == undefined)  {
+	offset=0;
+}
+var hdr=null;
+var title=null;
+var body=null;
+var err=null;