SkinService.addPortalSkin("WCMSkin", "Default", "/eXoWCMResources/skin/DefaultSkin/Stylesheet.css", ServletContext,true);
SkinService.addPortalSkin("WCMSkin", "Mac", "/eXoWCMResources/skin/DefaultSkin/Stylesheet.css", ServletContext,true);
SkinService.addPortalSkin("WCMSkin", "Vista", "/eXoWCMResources/skin/DefaultSkin/Stylesheet.css", ServletContext,true);