How to change an image with image.jpg?text=test

[kestrel]

ive seen it done, but i dont know how to do it
image.jpg?text= test
then the text on the image changes, how is this done?

[acoder]

You'll probably need some image generation code which creates an image with your text.

[kestrel]

so you'd use a scripting language and a blank image to produce these results?

[acoder]

You can create dynamic images on the fly with PHP:
http://uk.php.net/manual/en/ref.image.php. See this page too.