function showRoom(roomName) {
  	var sb = document.getElementById("floordescription");
    var pix = document.getElementById("pix");
    if (descriptionArray[roomName]) {
  	  sb.innerHTML = descriptionArray[roomName];
  	} else { sb.innerHTML = "Please click on any room on the image to the left to find out more";
  	}
  	
  	if (pixArray[roomName]) {
  	  pix.innerHTML = pixArray[roomName];
  	} else {
  		pix.innerHTML = "";
  	}

  	return false;
  }