MediaWiki:Wikia.js

/* Background Image Switch - Courtesy to No Game No Life Wiki */ var background = [ '#06030c url(https://vignette.wikia.nocookie.net/yakusokunoneverland/images/5/50/Wiki-background) 50% -30px/cover no-repeat fixed', 'url("https://vignette.wikia.nocookie.net/thepromisedneverland/images/5/50/Wiki-background") 0 0 / cover no-repeat fixed rgb(6, 3, 12)' ]; var final = background[Math.floor(Math.random * background.length)]; $('body.skin-oasis').css({  'background' : final });