ECT2"
><A
NAME="AEN205"
></A
><H3
><TT
CLASS="LITERAL"
>&#60;if&#62;</TT
></H3
><P
>This element takes three expression elements; if the value of the first is
true, it produces the value of the second, otherwise it produces the value
of the third.
  </P
></DIV
><DIV
CLASS="REFSECT2"
><A
NAME="AEN209"
></A
><H3
><TT
CLASS="LITERAL"
>&#60;alias&#62;</TT
></H3
><P
>Alias elements provide a shorthand notation for the set of common match
operations needed to substitute one font family for another.  They contain 