User:Funest/monobook.js

var logo = document.getElementById("p-logo"); var number = Math.floor((Math.random * 3) + 1); function change { if (number == 1) { document.getElementById("p-logo").style.background-image = "url(https://lh4.googleusercontent.com/-ziwpYa3MhLU/U8gKZ1CHPaI/AAAAAAAAARg/eje3jKlJqZg/w161-h152-no/Wiki+Logo+KHHD25+%2528ver4%2529.png) !important"; } else if (number == 2) { document.getElementById("p-logo").style.background-image = "url(https://lh4.googleusercontent.com/-snvUTQQeGAs/U8gEuySFFwI/AAAAAAAAAQo/v1FW5QLSnlM/w161-h152-no/Wiki+Logo+KHHD25+%2528ver2%2529.png) !important"; } else if (number == 3) { document.getElementById("p-logo").style.background-image = "url(https://lh4.googleusercontent.com/-TYRJvBBdLlo/U8gItOAyNjI/AAAAAAAAARA/y2FlZ1SDf2I/w161-h152-no/Wiki+Logo+KHHD25+%2528ver3%2529.png) !important" } }; window.onload=change;