1 - IE browsers only. If you are using another browser and cannot view the surround video, please check within the support page of the browser's developer.
2 - If the browser doesn't load the plugin:
a) Check if your Windows is XP with Service Pack 2 and allow the Plugin to be installed and run everytime it is required ( please note image below )
b) Check if your Windows is XP with Service Pack 2 and activate the Plugin in Internet Explorer Addon Manager