Keith Powell's Java apps page

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Please note that to see the Astrolabe you will need any version of Internet Explorer and Java up to version 8

My Java pages

Java enabled browsers

If you can see this message you will not be able to run the Java Applets on this page

If you had a Java-enabled browser, you would see an image map allowing you to jump to pages having my applets. You can enable Java Applets for this website if you are using Internet Explorer 11 (or below) - you need to use the Java Console to set this site up on the 'Exception Site List' - instructions are here

Move the pointer over the boxes to see the descriptions of the applets.Click to move to the page.

Also see these Java applets:

Star Views
town views
of stars

You need a Java-enabled browser to see Java applets. See top of page for instructions.

Index of my applets

1. Hello World - just the words Hello World.
Hell.html - 1.5K.

2. Fonts, - different fonts, differently sized and coloured, some central.
Fnts.html - 3.2K.

3. Graphics - rectangles, ovals, arcs, a face and 13 colours.
Grap.html - 5.0K.

4. Thread - not buffered so shows a flickering moving image.
Jump.html - 3.0K.

5. Thread (double-buffered) - shows a non-flickering moving image.
Buff.html - 3.4K.

6. Random - a randomly moving ball which jumps when clicked.
Rand.html - 3.5K.

7. Menus - menus allow you to change colours.
Menu.html - 4.5K.

8. Scroll - scrollbars to the right and under a window.
ScrB.html - 4.1K.

9. Clock - digital and analogue display.
Clck.html - 3.6K.

10. A jpeg - shows a picture and a moving pointer.
Ajpg.html - 41.5K (includes a jpeg).

11. Colours - displays the 216 colours recommended for web pages.
Colo.html - 6K (24.5K if you are not java-enabled).

12. MenuBar - displays a separate window with either a menubar across the top of the window or, if you are an Acorn user, you use your menu button.
MBar.html - 9K.

13. Pendulum Clock - analogue clock with a pendulum/escapement powered by a gremlin.
Pend.html - 10.5K.

14. Rotate - the words "mum * dad" and "dad * mum" rotating.
Rota.html - 10.5K.

15. Grid - applet opens a window covered in squares, making it useful for determining the pixel position of objects.
Grid.html - 4.5K.

16. Imagemap - this is the imagemap shown above which allows you to visit the pages showing my other applets. Details of my imagemap applet are given towards the bottom of this page.

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Move up to my applet index

You can email me at (Sorry, you can't click on this.)