Hi, > Reasonable, no? Could be, but I don't follow. A point has an X coord and a Y coord, and with a line chart you simply connect the dots (much like a dot-to-dot). Like the charts here: http://dev.rgraph.net/examples/line.html Or perhaps I'm not quite following (entirely likely) ? -- Richard Heyes HTML5 graphing: RGraph (www.rgraph.net - updated 6th June) PHP mail: RMail (www.phpguru.org/rmail) PHP datagrid: RGrid (www.phpguru.org/rgrid) PHP Template: RTemplate (www.phpguru.org/rtemplate) PHP SMTP: http://www.phpguru.org/smtp -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php