[R] googleVis motionchart - slow with Date class

Hi, I am trying to create a googleVis motion chart with monthly data. When formatting the date column as a Date class variable, the plot as presented in the browser becomes considerably slower and very prone to crashing the browser. To illustrate this issue I have modified the WorldBank

[R] Sweave / boxes

Hello, Is there a way to cause Sweave or .Rnw files to create boxes around the code segments in a sweave produced latex document? I have tried variations of the \fbox and \makebox commands in the .Rnw file without luck. Thanks, Matt __

[R] Aggregate with functions using multiple arguments

partial success with the by command, but the by-class object is awkward and I would like to use the aggregate command to be consistent with other functions. Thanks, Matt -- Matt Pocernich National Center for Atmospheric Research Research Applications Laboratory (303) 497-8312