s you wish
(example: `<font color="#82140F"><code>..xsize.. = 4</code></font>' is an alternative to 
`<font color="#82140F"><code>set x size 4</code></font>'), but you must be aware that these are not ``free''
variables for you to use for arbitrary purposes.  You can find out what
the built-in variables are by the command `<font color="#82140F"><code>show variables</code></font>'.
<p>
There are two types of variables
<ul>
<li>
<b>Startup</b> variables, which are created by Gri at startup time.
These variabl