Fixes IE8 empty cache skin issue
Fixes IE8 empty cache skin issue

FlixMaster/mwEmbed,slash851/mwEmbed,DBezemer/mwEmbed,tanyaLibatter/mwEmbed,joanpuigsanz/mwEmbed,DBezemer/mwEmbed,abaylis/mwEmbed,SVSG/mwEmbed,SVSG/mwEmbed,alexmilk/mwEmbed,joanpuigsanz/mwEmbed,joanpuigsanz/mwEmbed,alexmilk/mwEmbed,omridevk/mwEmbed,alexmilk/mwEmbed,DBezemer/mwEmbed,safarijv/mwEmbed,matsuu/mwEmbed,vladm3/mwEmbed,panda-os/mwEmbed,bordar/mwEmbed,kaltura/mwEmbed,abaylis/mwEmbed,tanyaLibatter/mwEmbed,abaylis/mwEmbed,panda-os/mwEmbed,matsuu/mwEmbed,bordar/mwEmbed,FlixMaster/mwEmbed,slash851/mwEmbed,slash851/mwEmbed,kaltura/mwEmbed,DBezemer/mwEmbed,bordar/mwEmbed,FlixMaster/mwEmbed,vladm3/mwEmbed,omridevk/mwEmbed,kaltura/mwEmbed,SVSG/mwEmbed,slash851/mwEmbed,SVSG/mwEmbed,matsuu/mwEmbed,joanpuigsanz/mwEmbed,safarijv/mwEmbed,alexmilk/mwEmbed,safarijv/mwEmbed,bordar/mwEmbed,abaylis/mwEmbed,matsuu/mwEmbed,omridevk/mwEmbed,safarijv/mwEmbed,FlixMaster/mwEmbed,vladm3/mwEmbed,tanyaLibatter/mwEmbed,panda-os/mwEmbed,panda-os/mwEmbed,kaltura/mwEmbed,omridevk/mwEmbed,vladm3/mwEmbed,tanyaLibatter/mwEmbed