code: function parse_Window1(blob) {
  	var xWn = blob.read_shift(2), yWn = blob.read_shift(2), dxWn = blob.read_shift(2), dyWn = blob.read_shift(2);
  	var flags = blob.read_shift(2), iTabCur = blob.read_shift(2), iTabFirst = blob.read_shift(2);
  	var ctabSel = blob.read_shift(2), wTabRatio = blob.read_shift(2);
  	return { Pos: [xWn, yWn], Dim: [dxWn, dyWn], Flags: flags, CurTab: iTabCur,
  		FirstTab: iTabFirst, Selected: ctabSel, TabRatio: wTabRatio };
  }
docs: /* [MS-XLS] 2.4.345 TODO