- Hit an arrow key first, using Explorer 6 or higher if you
cannot see the thin labeling border lines of the area chosen by a mouse click. Example
- Click and Drag a bit with mouse over the pictures in constellation collection
- All clickable image maps contains ALT text labels, best viewed by Explorer 6 version or higher, when mouse is over the image. Netscape or Mozilla (any version) could never shows this alternative image map text properly.
Do NOT download Internet Explorer 11 browser, never refresh to. It is forget previously working functions.