<!DOCTYPE tiny-htm [ <!ELEMENT tiny-htm - - (p|pre)+> <!ELEMENT p - O (#PCDATA|i|b|var)*> <!ELEMENT pre - O (#PCDATA|i|b|var)*> <!ELEMENT (i|b|var) - - (#PCDATA|i|b|var)*> ]> <tiny-htm> <p>This demonstrates the problem: <pre> <var>status</var> = DOM_<var>operation</var >, &<var>result</var>); </pre> <p>I hope this helps. </tiny-htm>