system/cpu.js
function peekWord( index ) {
		var low = peek( index ),
			high = peek( (index + 1) & 0xffff ) << 8;

		return ( low | high );
	}
function peekWord( index ) {
		var low = peek( index ),
			high = peek( (index + 1) & 0xffff ) << 8;

		return ( low | high );
	}
function peekWord ( index ) { var low = peek ( index ) , high = peek ( ( index + 1 ) & 0xffff ) << 8 ; return ( low | high ) ; }
Peek a 16-bit word from memory.
Peek a 16 - bit word from memory .