The purpose of the parameters is explained in the online instructions>param name=sub.fixed.width value=200param name=image.pool.set0 value="arrow1.gif,xbicons/arrow2.gif">param name=top.bgimage value="xbicons/greybar1.gif"param name=sub.bgimage value="xbicons/greybar2.gif"// top left outer// top left inner// bottom right inner// bottom right outer// top left outer// top left inner// bottom right inner// bottom right outerparam name=sub.max.height value=500>param name=entry.height value=26