Re: [R] Dual Category X-Axis (Multi-Level)

That's brilliant, Greg. Thanks a bunch! -Original Message- From: Greg Snow [mailto:greg.s...@imail.org] Sent: Thursday, February 11, 2010 2:01 PM To: Powell, Eric; 'r-help@r-project.org' Subject: RE: [R] Dual Category X-Axis (Multi-Level) Using mtext is probably

[R] Dual Category X-Axis (Multi-Level)

Hello, I was wondering if anyone knows of a way to produce multilevel x-axis groupings similar to Excel's pivotcharts. (If you're not sure what I'm talking about, here's an example: http://peltiertech.com/WordPress/chart-with-a-dual-category-axis/). I realize that I could use mtext to manuall