MediaWiki:Common.js

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/* Any JavaScript here will be loaded for all users on every page load. */
mw.loader.using('mediawiki.util', function () {
    var groups = mw.config.get('wgUserGroups');
    if (!groups || groups.indexOf('sysop') === -1) {
        mw.hook('wikipage.content').add(function () {
            $('#p-administration').hide();
        });
    }
});