Seamless integration of Floatbox (jscript similar to Lightview/Lightbox/Shadowbox/Fancybox/Thickbox) to create nice overlay display images/videos with
Yes. Just go to the options page and set which version of floatbox you use! Otherwise the plugin may not work properly.
Yes, you can:
for floatbox 3.50 and higher: add class="nofloatbox" to the link
for earlier versions of floatbox: add rel="nofloatbox" to the link
Yes and no, actually only some options (theme selection + animation options) can be adjusted at the plugin options page.
If you're using PHP4 or PHP5 without SimpleXML-extension the cache won't work.
For other questions, take a look at the support forum.