You may want to look at the BLT graph widget (http://www.tcltk.com/blt/index.html). There is a fairly rich python wrapper for that in the PMW (Python Mega Widgets) library (http://www.dscpl.com.au/pmw/). Hope this helps, Ed -- Edward F. McCurdy, | ed at sis.yorku.ca York University, Toronto, Canada | (416) 736-2100x22685