Fix for Firefox z-indexing
Fix for Firefox z-indexing

Bizboard/famous,gdi2290/famous,Thecontrarian/core,Faiz7412/famous,Famous/famous,Famous/core,FamousArchives/core,gvnq/Famous_core,SuPenguin/famous,trusktr/famous,charosez/core,wgester/famous,holmesal/famous-global-build,dcsan/core,ziteboard/famous,SeanOceanHu/famous,Famous/famous,chinakids/famous,Faiz7412/famous,ziteboard/famous,simple10/core,Lkraljevic/famous,Offirmo/famous