function ezSetCmMargins( $top, $bottom, $left, $right )
    {
        $top = ( $top / 2.54 ) * 72;
        $bottom = ( $bottom / 2.54 ) * 72;
        $left = ( $left / 2.54 ) * 72;
        $right = ( $right / 2.54 ) * 72;
        $this->ezSetMargins( $top, $bottom, $left, $right );
    }