[ViS]

	private function BytesToWord( $lbyte = 0, $rbyte = 0 ) { 
		return( ord($lbyte) * 256 + ord($rbyte) );
		}

	private function WordToDouble( $lword, $rword) {
		return ( ($lword & 0xFFFF) << 16) + (($rword & 0xFFFF) );
		}

	private function WordToFloat( $lword, $rword) {
		$varDouble = pack("L", $this->WordToDouble( $lword, $rword));
		$varFloat = unpack("f", $varDouble);  
		return $varFloat[1];
		}