This example demonstrates the use of region-of-interest images for display of partial panoramas in PTViewer. The panorama has 135° field of view.
Code:

<applet name="ptviewer" archive=ptviewer.jar  code=ptviewer.class width=320 height=200>
<param name=pwidth    value=1760 >
<param name=pheight   value=226 >
<param name=roi0      value="i'partial_equ.jpg' x550 y0" >
<param name=panmin    value=-67 >
<param name=panmax    value=67 >
</applet>