Can be one of \fBtop\fP (default), \fBright\fP, \fBbottom\fP,
\fBleft\fP.
.TP
+\fBLARIZA_TAB_WIDTH_CHARS\fP
+An integer, determines width of tabs. Defaults to 20.
+.TP
\fBLARIZA_USER_AGENT\fP
\fBlariza\fP will identify itself with this string. Uses WebKit's
default value if unset.