How to download and try this example

here's a link to ycase.newick

Usage: pl -gif tree1.htm 

// yrange is one unit per tree leaf // xrange depends on the distance values in your newick file #proc areadef rectangle: 1 1 5 5 xrange: 0 1.5 yrange: 0 18 #proc tree newickfile: ycase.newick // squaredoff: no