MediaWiki:Common.js

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/* Any JavaScript here will be loaded for all users on every page load. */

var ads = [
	"AD_Hat.png",
	"AD_Aura.png",
	"AD_Pass_BB.png",
	"AD_Pass_HITW.png",
	"AD_Pass_PKW.png",
	"AD_Pass_SB.png",
	"AD_Pass_TGTTOS.png",
	"AD_Boosts_1.png",
	"AD_Boosts_2.png",
	"AD_Cactus_Ranger.png",
	"AD_Candlewick.png",
	"AD_Construction_Chaos.png",
	"AD_Looter_Extraordinaire.png",
	"AD_Masco_Head.png"
];

var adName = ads[Math.floor(Math.random() * ads.length)];
var footer = document.getElementsByClassName('citizen-footer__content')[0];
var ad = document.createElement("img");
ad.src = mw.util.getUrl("Special:Redirect/file/" + adName);
ad.style.marginLeft = "auto";
ad.style.height = "10rem";
footer.append(ad);