New versions of Phoca Gallery Menu module and Phoca Gallery Slideshow plugin have been released. Both extensions now include hack for IE which should prevent from IE error message "Internet Explorer cannot open site ..."
Download Phoca Gallery Menu module:
https://www.phoca.cz/download/category/10-phoca-gallery-menu-module
Download Phoca Gallery Slideshow Plugin:
https://www.phoca.cz/download/category/23-phoca-gallery-slideshow-plugin