This is very simple. All u have 2 do is follow the basic outline.
The x1,y1,x2,y2 in "function button(x1,y1,x2,y2)" represent the corners of a box.

Thanks Phoenix, im gonna use that code to test if the mouse is on certain parts of the screen and then return a string value which tells me where the mouse is...

[EDIT]
Come to think of it, mabey not, that code isnt really hard to reproduce...

Good idea though...

thanks - i only did it because i couldn't think of what else to do.