(PHP 4 >= 4.0.0)
swf_viewport -- Select an area for future drawing
Description
void
swf_viewport ( float xmin, float xmax, float ymin, float ymax)
The swf_viewport() function selects an area
for future drawing for xmin to
xmax and ymin to
ymax, if this function is not called the
area defaults to the size of the screen.