</tt>",
where there are specific arguments for this (which don't stick).</p>

<p> All the lines, symbols, and text are drawn / typeset anti-aliased and for labelled curves
(<i>e.g.,</i> latitude lines) the text follows the curve of the line.  In a few situations 
some labels get twisted a little too fast and become hard to read but this is very rare.</p>

<p>Colors can be specified in standard HTML hex notation (<i>e.g.,</i> "<tt>f1a3e7</tt>") 
(see, for instance,  <a href="http://www.w3schools.com/html/htm